diff --git a/.gitignore b/.gitignore
index 2297134..dde963a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@ compile_commands.json
 config.ini
 Todo.md
 .cache
+.ccls-cache
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0f9ccf1..08ef98c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,6 +3,8 @@ project(GlucoseMonitor C)
 
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
+add_executable(glucose_monitor src/main.c libs/log.c/src/log.c)
+
 # Find the pkg-config package
 find_package(PkgConfig REQUIRED)
 
@@ -15,9 +17,6 @@ pkg_check_modules(LIBCURL REQUIRED libcurl)
 # Use pkg-config to find inih
 pkg_check_modules(INIH REQUIRED inih)
 
-# Add the executable
-add_executable(glucose_monitor src/main.c libs/log.c/src/log.c)
-
 # Link against the cJSON library
 target_link_libraries(glucose_monitor PRIVATE ${LIBCURL_LIBRARIES} ${CJSON_LIBRARIES} ${INIH_LIBRARIES})
 
@@ -31,3 +30,39 @@ target_include_directories(
 	${INIH_INCLUDE_DIRS}
 )
 
+if(ENABLE_SSD1305_DISPLAY)
+	target_compile_definitions(glucose_monitor PRIVATE ENABLE_SSD1305_DISPLAY)
+
+	target_sources(
+		glucose_monitor
+		PRIVATE
+		libs/waveshare-ssd1305/OLED/ssd1305.c
+		libs/waveshare-ssd1305/Config/DEV_Config.h
+	)
+
+    include_directories(
+		libs/waveshare-ssd1305/OLED/
+		libs/waveshare-ssd1305/Config/
+	)
+
+	set(SSD1305_WAVESHARE_LIB_SRC libs/waveshare-ssd1305/OLED/ssd1305.c)
+	add_library(SSD1305_WAVESHARE_LIB STATIC ${SSD1305_WAVESHARE_LIB_SRC})
+	target_compile_definitions(SSD1305_WAVESHARE_LIB PRIVATE USE_DEV_LIB)
+	target_compile_definitions(SSD1305_WAVESHARE_LIB PRIVATE USE_SPI)
+
+	set(CONFIG_WAVESHARE_LIB_SRC libs/waveshare-ssd1305/Config/DEV_Config.c)
+	add_library(CONFIG_WAVESHARE_LIB STATIC ${CONFIG_WAVESHARE_LIB_SRC})
+	target_compile_definitions(CONFIG_WAVESHARE_LIB PRIVATE USE_DEV_LIB)
+	target_compile_definitions(CONFIG_WAVESHARE_LIB PRIVATE USE_SPI)
+
+	target_link_libraries(glucose_monitor PRIVATE m SSD1305_WAVESHARE_LIB CONFIG_WAVESHARE_LIB)
+
+	find_library(LGPIO_LIBRARY lgpio)
+	if(LGPIO_LIBRARY)
+		message(STATUS "Found lgpio library at: ${LGPIO_LIBRARY}")
+		target_link_libraries(glucose_monitor PRIVATE lgpio)
+		link_directories(${LGPIO_INCLUDE_DIR})
+	else()
+		message(ERROR "lgpio library not found")
+	endif()
+endif()
diff --git a/libs/waveshare-ssd1305/Config/DEV_Config.c b/libs/waveshare-ssd1305/Config/DEV_Config.c
new file mode 100644
index 0000000..9f941fc
--- /dev/null
+++ b/libs/waveshare-ssd1305/Config/DEV_Config.c
@@ -0,0 +1,271 @@
+/*****************************************************************************
+* | File      	:   DEV_Config.c
+* | Author      :   Waveshare team
+* | Function    :   Hardware underlying interface
+* | Info        :
+*----------------
+* |	This version:   V2.0
+* | Date        :   2020-06-17
+* | Info        :   Basic version
+*
+******************************************************************************/
+#include "DEV_Config.h"
+#include <unistd.h>
+
+uint32_t fd;
+#if USE_DEV_LIB
+
+int GPIO_Handle;
+int SPI_Handle;
+int I2C_Handle;
+
+#endif
+/*****************************************
+                GPIO
+*****************************************/
+void DEV_Digital_Write(UWORD Pin, UBYTE Value)
+{
+#ifdef USE_BCM2835_LIB
+    bcm2835_gpio_write(Pin, Value);
+
+#elif USE_WIRINGPI_LIB
+    digitalWrite(Pin, Value);
+
+#elif USE_DEV_LIB
+    lgGpioWrite(GPIO_Handle, Pin, Value);
+
+#endif
+}
+
+UBYTE DEV_Digital_Read(UWORD Pin)
+{
+    UBYTE Read_value = 0;
+#ifdef USE_BCM2835_LIB
+    Read_value = bcm2835_gpio_lev(Pin);
+
+#elif USE_WIRINGPI_LIB
+    Read_value = digitalRead(Pin);
+
+#elif USE_DEV_LIB
+    Read_value = lgGpioRead(GPIO_Handle,Pin);
+#endif
+    return Read_value;
+}
+
+void DEV_GPIO_Mode(UWORD Pin, UWORD Mode)
+{
+#ifdef USE_BCM2835_LIB
+    if(Mode == 0 || Mode == BCM2835_GPIO_FSEL_INPT){
+        bcm2835_gpio_fsel(Pin, BCM2835_GPIO_FSEL_INPT);
+    }else {
+        bcm2835_gpio_fsel(Pin, BCM2835_GPIO_FSEL_OUTP);
+    }
+#elif USE_WIRINGPI_LIB
+    if(Mode == 0 || Mode == INPUT){
+        pinMode(Pin, INPUT);
+        pullUpDnControl(Pin, PUD_UP);
+    }else{
+        pinMode(Pin, OUTPUT);
+        // printf (" %d OUT \r\n",Pin);
+    }
+#elif USE_DEV_LIB
+    if(Mode == 0 || Mode == LG_SET_INPUT){
+        lgGpioClaimInput(GPIO_Handle,LFLAGS,Pin);
+        // printf("IN Pin = %d\r\n",Pin);
+    }else{
+        lgGpioClaimOutput(GPIO_Handle, LFLAGS, Pin, LG_LOW);
+        // printf("OUT Pin = %d\r\n",Pin);
+    }
+#endif
+}
+
+/**
+ * delay x ms
+**/
+void DEV_Delay_ms(UDOUBLE xms)
+{
+#ifdef USE_BCM2835_LIB
+    bcm2835_delay(xms);
+#elif USE_WIRINGPI_LIB
+    delay(xms);
+#elif USE_DEV_LIB
+    lguSleep(xms/1000.0);
+#endif
+}
+
+static void DEV_GPIO_Init(void)
+{
+    DEV_GPIO_Mode(OLED_RST, 1);
+    DEV_GPIO_Mode(OLED_DC, 1);
+}
+
+/******************************************************************************
+function:	Module Initialize, the library and initialize the pins, SPI protocol
+parameter:
+Info:
+******************************************************************************/
+UBYTE DEV_ModuleInit(void)
+{
+
+ #ifdef USE_BCM2835_LIB
+    if(!bcm2835_init()) {
+        printf("bcm2835 init failed  !!! \r\n");
+        return 1;
+    } else {
+        printf("bcm2835 init success !!! \r\n");
+    }
+	DEV_GPIO_Init();
+    #if USE_SPI
+        printf("USE_SPI\r\n");
+        bcm2835_spi_begin();                                         //Start spi interface, set spi pin for the reuse function
+        bcm2835_spi_setBitOrder(BCM2835_SPI_BIT_ORDER_MSBFIRST);     //High first transmission
+        bcm2835_spi_setDataMode(BCM2835_SPI_MODE3);                  //spi mode 3
+        bcm2835_spi_setClockDivider(BCM2835_SPI_CLOCK_DIVIDER_32);  //Frequency
+        bcm2835_spi_chipSelect(BCM2835_SPI_CS0);                     //set CE0
+        bcm2835_spi_setChipSelectPolarity(BCM2835_SPI_CS0, LOW);     //enable cs0
+    #elif USE_IIC
+        OLED_DC_0;
+        OLED_CS_0;
+        printf("USE_IIC\r\n");
+        bcm2835_i2c_begin();
+        bcm2835_i2c_setSlaveAddress(0x3c);
+         /**********************************************************/
+    #endif
+
+#elif USE_WIRINGPI_LIB
+    //if(wiringPiSetup() < 0) {//use wiringpi Pin number table
+    if(wiringPiSetupGpio() < 0) { //use BCM2835 Pin number table
+        printf("set wiringPi lib failed	!!! \r\n");
+        return 1;
+    } else {
+        printf("set wiringPi lib success  !!! \r\n");
+    }
+	DEV_GPIO_Init();
+    #if USE_SPI
+        printf("USE_SPI\r\n");
+        //wiringPiSPISetup(0,9000000);
+        wiringPiSPISetupMode(0, 9000000, 3);
+    #elif USE_IIC
+        OLED_DC_0;
+        OLED_CS_0;
+        printf("USE_IIC\r\n");
+        fd = wiringPiI2CSetup(0x3c);
+    #endif
+
+#elif USE_DEV_LIB
+    char buffer[NUM_MAXBUF];
+    FILE *fp1;
+
+    fp1 = popen("cat /proc/cpuinfo | grep 'Raspberry Pi 5'", "r");
+    if (fp1 == NULL) {
+        printf("It is not possible to determine the model of the Raspberry PI\n");
+        return -1;
+    }
+
+    if(fgets(buffer, sizeof(buffer), fp1) != NULL)
+    {
+        GPIO_Handle = lgGpiochipOpen(4);
+        if (GPIO_Handle < 0)
+        {
+            printf( "gpiochip4 Export Failed\n");
+            return -1;
+        }
+    }
+    else
+    {
+        GPIO_Handle = lgGpiochipOpen(0);
+        if (GPIO_Handle < 0)
+        {
+            printf( "gpiochip0 Export Failed\n");
+            return -1;
+        }
+    }
+
+	DEV_GPIO_Init();
+
+    #if USE_SPI
+        printf("USE_SPI\r\n");
+        SPI_Handle = lgSpiOpen(0, 0, 10000000, 0);
+
+    #elif USE_IIC
+        printf("USE_IIC\r\n");
+        // OLED_DC_0;
+        // OLED_CS_0;
+        I2C_Handle = lgI2cOpen(1, 0x3c, 0);
+    #endif
+#endif
+    return 0;
+}
+
+void DEV_SPI_WriteByte(uint8_t Value)
+{
+#ifdef USE_BCM2835_LIB
+    bcm2835_spi_transfer(Value);
+
+#elif USE_WIRINGPI_LIB
+    wiringPiSPIDataRW(0,&Value,1);
+
+#elif USE_DEV_LIB
+	// printf("write data is %d\r\n", Value);
+    lgSpiWrite(SPI_Handle,(char*)&Value, 1);
+
+#endif
+}
+
+void DEV_SPI_Write_nByte(uint8_t *pData, uint32_t Len)
+{
+#ifdef USE_BCM2835_LIB
+    char rData[Len];
+    bcm2835_spi_transfernb(pData,rData,Len);
+
+#elif USE_WIRINGPI_LIB
+    wiringPiSPIDataRW(0, pData, Len);
+
+#elif USE_DEV_LIB
+    lgSpiWrite(SPI_Handle,(char*) pData, Len);
+
+#endif
+}
+
+void I2C_Write_Byte(uint8_t value, uint8_t Cmd)
+{
+#ifdef USE_BCM2835_LIB
+    char wbuf[2]={Cmd, value};
+    bcm2835_i2c_write(wbuf, 2);
+#elif USE_WIRINGPI_LIB
+	int ref;
+	//wiringPiI2CWrite(fd,Cmd);
+    ref = wiringPiI2CWriteReg8(fd, (int)Cmd, (int)value);
+    while(ref != 0) {
+        ref = wiringPiI2CWriteReg8 (fd, (int)Cmd, (int)value);
+        if(ref == 0)
+            break;
+    }
+#elif USE_DEV_LIB
+    lgI2cWriteI2CBlockData(I2C_Handle,Cmd,(char *)&value,1);
+
+#endif
+}
+
+/******************************************************************************
+function:	Module exits, closes SPI and BCM2835 library
+parameter:
+Info:
+******************************************************************************/
+void DEV_ModuleExit(void)
+{
+#ifdef USE_BCM2835_LIB
+    bcm2835_spi_end();
+	bcm2835_i2c_end();
+    bcm2835_close();
+
+
+#elif USE_WIRINGPI_LIB
+    OLED_CS_0;
+	OLED_RST_1;
+	OLED_DC_0;
+
+#elif USE_DEV_LIB
+
+#endif
+}
diff --git a/libs/waveshare-ssd1305/Config/DEV_Config.h b/libs/waveshare-ssd1305/Config/DEV_Config.h
new file mode 100644
index 0000000..e1a267a
--- /dev/null
+++ b/libs/waveshare-ssd1305/Config/DEV_Config.h
@@ -0,0 +1,74 @@
+#ifndef _DEV_CONFIG_H_
+#define _DEV_CONFIG_H_
+/***********************************************************************************************************************
+			------------------------------------------------------------------------
+			|\\\																///|
+			|\\\					Hardware interface							///|
+			------------------------------------------------------------------------
+***********************************************************************************************************************/
+#include "Debug.h"
+#ifdef USE_BCM2835_LIB
+    #include <bcm2835.h>
+#elif USE_WIRINGPI_LIB
+    #include <wiringPi.h>
+    #include <wiringPiSPI.h>
+	#include <wiringPiI2C.h>
+#elif USE_DEV_LIB
+    #include <lgpio.h>
+    #define LFLAGS 0
+    #define NUM_MAXBUF  4
+#endif
+
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdint.h>
+#include <unistd.h>
+
+#define USE_SPI 1
+#define USE_IIC 0
+
+#define IIC_CMD        0X00
+#define IIC_RAM        0X40
+
+
+/**
+ * data
+**/
+#define UBYTE   uint8_t
+#define UWORD   uint16_t
+#define UDOUBLE uint32_t
+
+//OLED Define
+#define OLED_CS         8
+#define OLED_RST        25
+#define OLED_DC         24
+
+
+#define OLED_CS_0      DEV_Digital_Write(OLED_CS,0)
+#define OLED_CS_1      DEV_Digital_Write(OLED_CS,1)
+
+#define OLED_RST_0      DEV_Digital_Write(OLED_RST,0)
+#define OLED_RST_1      DEV_Digital_Write(OLED_RST,1)
+
+#define OLED_DC_0       DEV_Digital_Write(OLED_DC,0)
+#define OLED_DC_1       DEV_Digital_Write(OLED_DC,1)
+
+#define LOCAL_DEV_ModuleInit DEV_ModuleInit
+
+/*------------------------------------------------------------------------------------------------------*/
+
+UBYTE DEV_ModuleInit(void);
+void  DEV_ModuleExit(void);
+
+void DEV_GPIO_Mode(UWORD Pin, UWORD Mode);
+void DEV_Digital_Write(UWORD Pin, UBYTE Value);
+UBYTE DEV_Digital_Read(UWORD Pin);
+void DEV_Delay_ms(UDOUBLE xms);
+
+void I2C_Write_Byte(uint8_t value, uint8_t Cmd);
+void DEV_SPI_WriteByte(UBYTE Value);
+void DEV_SPI_Write_nByte(uint8_t *pData, uint32_t Len);
+
+#endif
+
diff --git a/libs/waveshare-ssd1305/Config/Debug.h b/libs/waveshare-ssd1305/Config/Debug.h
new file mode 100644
index 0000000..5b1df12
--- /dev/null
+++ b/libs/waveshare-ssd1305/Config/Debug.h
@@ -0,0 +1,46 @@
+/*****************************************************************************
+* | File      	:	Debug.h
+* | Author      :   Waveshare team
+* | Function    :	debug with printf
+* | Info        :
+*   Image scanning
+*      Please use progressive scanning to generate images or fonts
+*----------------
+* |	This version:   V2.0
+* | Date        :   2020-06-17
+* | Info        :
+*   1.USE_DEBUG -> DEBUG, If you need to see the debug information,
+*    clear the execution: make DEBUG=-DDEBUG
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documnetation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to  whom the Software is
+# furished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+#
+
+******************************************************************************/
+#ifndef __DEBUG_H
+#define __DEBUG_H
+
+#include <stdio.h>
+
+#if DEBUG
+	#define Debug(__info,...) printf("Debug: " __info,##__VA_ARGS__)
+#else
+	#define Debug(__info,...)
+#endif
+
+#endif
diff --git a/libs/waveshare-ssd1305/OLED/ssd1305.c b/libs/waveshare-ssd1305/OLED/ssd1305.c
new file mode 100644
index 0000000..9d889da
--- /dev/null
+++ b/libs/waveshare-ssd1305/OLED/ssd1305.c
@@ -0,0 +1,225 @@
+/*****************************************************************************
+* | File      	:   ssd1305.c
+* | Author      :   Waveshare team
+* | Function    :   2.23inch OLED HAT Drive function
+* | Info        :
+*----------------
+* |	This version:   V1.0
+* | Date        :   2023-12-20
+* | Info        :
+* -----------------------------------------------------------------------------
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documnetation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to  whom the Software is
+# furished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+#
+******************************************************************************/
+#include "ssd1305.h"
+
+unsigned char buffer[WIDTH * HEIGHT / 8];
+
+void command(uint8_t cmd){
+   #if USE_SPI
+	OLED_DC_0;
+    // OLED_CS_0;
+    DEV_SPI_WriteByte(cmd);
+    // OLED_CS_1;
+#elif USE_IIC
+    I2C_Write_Byte(cmd,IIC_CMD);
+#endif
+}
+
+void data(uint8_t Data)
+{
+	#if USE_SPI
+		OLED_DC_1;
+		DEV_SPI_WriteByte(Data);
+	#elif USE_IIC
+		I2C_Write_Byte(Data,IIC_RAM);
+	#endif
+}
+void SSD1305_begin()
+{
+
+	OLED_RST_1;
+    DEV_Delay_ms(100);
+    OLED_RST_0;
+    DEV_Delay_ms(100);
+    OLED_RST_1;
+    DEV_Delay_ms(100);
+
+    command(0xAE);//--turn off oled panel
+	command(0x04);//--Set Lower Column Start Address for Page Addressing Mode
+	command(0x10);//--Set Higher Column Start Address for Page Addressing Mode
+	command(0x40);//---Set Display Start Line
+	command(0x81);//---Set Contrast Control for BANK0
+	command(0x80);//--Contrast control register is set
+	command(0xA1);//--Set Segment Re-map
+	command(0xA6);//--Set Normal/Inverse Display
+	command(0xA8);//--Set Multiplex Ratio
+	command(0x1F);
+	command(0xC8);//--Set COM Output Scan Direction
+	command(0xD3);//--Set Display Offset
+	command(0x00);
+	command(0xD5);//--Set Display Clock Divide Ratio/ Oscillator Frequency
+	command(0xF0);
+	command(0xD8);//--Set Area Color Mode ON/OFF & Low Power Display Mode
+	command(0x05);
+	command(0xD9);//--Set pre-charge period
+	command(0xC2);
+	command(0xDA);//--Set COM Pins Hardware Configuration
+	command(0x12);
+	command(0xDB);//--Set VCOMH Deselect Level
+	command(0x3C);//--Set VCOM Deselect Level
+	command(0xAF);//--Normal Brightness Display ON
+}
+void SSD1305_clear()
+{
+	int i;
+	for(i = 0;i<sizeof(buffer);i++)
+	{
+		buffer[i] = 0;
+	}
+}
+void SSD1305_pixel(int x,int y,char color)
+{
+    if(x > WIDTH || y > HEIGHT)return ;
+    if(color)
+        buffer[x+(y/8)*WIDTH] |= 1<<(y%8);
+    else
+        buffer[x+(y/8)*WIDTH] &= ~(1<<(y%8));
+}
+void SSD1305_char1616(unsigned char x,unsigned char y,unsigned char chChar)
+{
+	unsigned char i, j;
+	unsigned char chTemp = 0, y0 = y, chMode = 0;
+
+	for (i = 0; i < 32; i ++) {
+		chTemp = Font1612[chChar - 0x30][i];
+		for (j = 0; j < 8; j ++) {
+			chMode = chTemp & 0x80? 1 : 0;
+			SSD1305_pixel(x, y, chMode);
+			chTemp <<= 1;
+			y ++;
+			if ((y - y0) == 16) {
+				y = y0;
+				x ++;
+				break;
+			}
+		}
+	}
+}
+
+void SSD1305_char3216(unsigned char x,unsigned char y,unsigned char chChar)
+{
+	unsigned char i, j;
+	unsigned char chTemp = 0, y0 = y, chMode = 0;
+
+	for (i = 0; i < 64; i ++) {
+		chTemp = Font3216[chChar - 0x30][i];
+		for (j = 0; j < 8; j ++) {
+			chMode = chTemp & 0x80? 1 : 0;
+			SSD1305_pixel(x, y, chMode);
+			chTemp <<= 1;
+			y ++;
+			if ((y - y0) == 32) {
+				y = y0;
+				x ++;
+				break;
+			}
+		}
+	}
+}
+void SSD1305_char(unsigned char x,unsigned char y,char acsii,char size,char mode)
+{
+	unsigned char i,j,y0=y;
+	char temp;
+	unsigned char ch = acsii - ' ';
+	for(i = 0;i<size;i++)
+	{
+		if(size == 12)
+		{
+			if(mode)temp=Font1206[ch][i];
+			else temp = ~Font1206[ch][i];
+		}
+		else
+		{
+			if(mode)temp=Font1608[ch][i];
+			else temp = ~Font1608[ch][i];
+		}
+		for(j =0;j<8;j++)
+		{
+			if(temp & 0x80) SSD1305_pixel(x,y,1);
+			else SSD1305_pixel(x,y,0);
+			temp <<=1;
+			y++;
+			if((y-y0)==size)
+			{
+				y = y0;
+				x ++;
+				break;
+			}
+		}
+	}
+}
+void SSD1305_string(unsigned char x,unsigned char y, const char *pString,
+					unsigned char Size,unsigned char Mode)
+{
+    while (*pString != '\0') {
+        if (x > (WIDTH - Size / 2)) {
+			x = 0;
+			y += Size;
+			if (y > (HEIGHT - Size)) {
+				y = x = 0;
+			}
+		}
+
+        SSD1305_char(x, y, *pString, Size, Mode);
+        x += Size / 2;
+        pString ++;
+    }
+}
+
+void SSD1305_bitmap(unsigned char x,unsigned char y,const unsigned char *pBmp,
+					unsigned char chWidth,unsigned char chHeight)
+{
+	unsigned char i, j, byteWidth = (chWidth + 7)/8;
+	for(j = 0; j < chHeight; j++){
+		for(i = 0;i <chWidth;i ++){
+			if(*(pBmp + j*byteWidth+i/8) & (128 >> (i & 7))){
+				SSD1305_pixel(x + i, y + j, 1);
+			}
+		}
+	}
+}
+
+void SSD1305_display()
+{
+    UWORD page, column;
+    for (page = 0; page < (HEIGHT / 8); page++) {
+        /* set page address */
+        command(0xB0 + page);
+        /* set low column address */
+        command(0x04);
+        /* set high column address */
+        command(0x10);
+        /* write data */
+		for(column=0; column< WIDTH; column++) {
+            data(buffer[page * WIDTH + column]);
+        }
+    }
+}
diff --git a/libs/waveshare-ssd1305/OLED/ssd1305.h b/libs/waveshare-ssd1305/OLED/ssd1305.h
new file mode 100644
index 0000000..b5e6561
--- /dev/null
+++ b/libs/waveshare-ssd1305/OLED/ssd1305.h
@@ -0,0 +1,432 @@
+/*****************************************************************************
+* | File      	:   ssd1305.h
+* | Author      :   Waveshare team
+* | Function    :   2.23inch OLED HAT Drive function
+* | Info        :
+*----------------
+* |	This version:   V1.0
+* | Date        :   2023-12-20
+* | Info        :
+* -----------------------------------------------------------------------------
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documnetation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to  whom the Software is
+# furished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+#
+******************************************************************************/
+
+#ifndef _SSD1305_H_
+#define _SSD1305_H_
+
+#include "DEV_Config.h"
+
+#define VCCSTATE SSD1305_SWITCHCAPVCC
+#define WIDTH  128
+#define HEIGHT  32
+#define NUM_PAGE 8
+
+void SSD1305_begin();
+void SSD1305_display();
+void SSD1305_clear();
+void SSD1305_pixel(int x,int y,char color);
+void SSD1305_bitmap(unsigned char x,unsigned char y,const unsigned char *pBmp,
+					unsigned char chWidth,unsigned char chHeight);
+void SSD1305_string(unsigned char x,unsigned  char y, const char *pString,
+					unsigned char Size,unsigned char Mode);
+void SSD1305_char1616(unsigned char x,unsigned char y,unsigned char chChar);
+void SSD1305_char3216(unsigned char x,unsigned char y,unsigned char chChar);
+
+
+static const unsigned char waveshare_en[384]=
+{
+    0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X7F,0XFC,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X7F,0XFF,0X80,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X7F,0XFF,0XC0,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X7F,0XFF,0XF0,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X7F,0XFD,0XF8,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X7F,0XF9,0XF8,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X7F,0XF1,0XFC,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X63,0X39,0X9C,0X60,0X83,0X3F,0XCC,0X0D,0XFF,0X9F,0XF4,0X04,0XFF,0X1F,0XF7,0XFE,
+    0X63,0X31,0X1C,0X60,0X83,0X7F,0XCC,0X0D,0XFF,0XBF,0XE4,0X04,0XFF,0X9F,0XF7,0XFE,
+    0X70,0X13,0X0E,0X60,0X83,0X60,0X66,0X19,0X80,0X30,0X04,0X04,0X81,0X90,0X16,0X00,
+    0X70,0X03,0X0E,0X60,0X83,0X40,0X66,0X19,0XFF,0X1F,0XE7,0XFC,0X80,0X90,0X17,0XF8,
+    0X70,0X06,0X06,0X60,0X83,0X7F,0XE3,0X31,0XFF,0X07,0XF7,0XFC,0XFF,0X9F,0XF7,0XF8,
+    0X38,0X80,0X66,0X60,0X83,0X7F,0XE1,0X31,0X80,0X00,0X34,0X04,0XFF,0X9F,0XF6,0X00,
+    0X38,0XC8,0X66,0X60,0X83,0X40,0X61,0XE1,0X80,0X00,0X34,0X04,0X80,0X93,0X06,0X00,
+    0X38,0XCC,0XC6,0X70,0X87,0X40,0X60,0XE1,0X80,0X00,0X74,0X04,0X80,0X91,0XC6,0X00,
+    0X3F,0XFF,0X8E,0X3F,0XFE,0X40,0X60,0XC1,0XFF,0XBF,0XE4,0X04,0X80,0X90,0XE7,0XFE,
+    0X1F,0XFF,0X8E,0X0F,0XF8,0X40,0X60,0X01,0XFF,0XBF,0X84,0X04,0X80,0X90,0X3F,0XFE,
+    0X0F,0XFF,0X9E,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X07,0XFF,0XBE,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X03,0XFF,0XFE,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X01,0XFF,0XFE,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X00,0X1F,0XFE,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+};
+static const unsigned char waveshare_ch[448]=
+{
+    0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X1F,0XFF,0XF0,0X00,0X00,0X00,0X00,0X00,
+    0X00,0X00,0X00,0X00,0X00,0X00,0X1F,0XFF,0XFC,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X00,0X00,0X00,0X00,0X1F,0XFF,0XFF,0X01,0XC6,0X1C,0X00,0X00,0X00,0X01,0XC0,0X00,
+    0X00,0X00,0X1F,0XFF,0XDF,0X81,0XB6,0XDC,0X3F,0XFF,0XF8,0XFF,0XFF,0XC3,0XFF,0XFF,
+    0X1F,0XFF,0X9F,0X83,0XB6,0XDF,0X3F,0XFF,0XF8,0XFF,0XFF,0XC3,0XFF,0XFF,0X1F,0XFF,
+    0X1F,0XC7,0XB6,0XFF,0X00,0X38,0X00,0XFF,0XFF,0XC3,0XFF,0XFF,0X1F,0XFF,0X1F,0XE7,
+    0X36,0XFF,0X3F,0XFF,0XF8,0XC1,0XC0,0XC0,0X00,0X1E,0X10,0XC7,0X19,0XE7,0X37,0XE0,
+    0X3F,0XFF,0XF8,0XC1,0XC0,0XC0,0X00,0X3C,0X18,0XC6,0X38,0XF1,0XFF,0XC7,0X38,0X38,
+    0X38,0XC1,0XC0,0XC0,0X00,0X78,0X18,0XC6,0X30,0XF1,0XBF,0XF6,0X3B,0X39,0XF8,0XC1,
+    0XC0,0XC0,0X7F,0XF8,0X18,0X02,0X70,0X73,0X80,0X3E,0X3B,0XFB,0XB8,0XFF,0XFF,0XC0,
+    0X7F,0XF0,0X1C,0X00,0X20,0X77,0XBF,0X9E,0X38,0X38,0X38,0XFF,0XFF,0XC0,0X7F,0XE0,
+    0X1C,0X10,0X22,0X37,0XBF,0X9E,0X38,0XFB,0X38,0XFF,0XFF,0XC0,0X00,0XE0,0X1C,0X10,
+    0X42,0X33,0X80,0X1E,0X3B,0XFB,0XF8,0XC1,0XC0,0XC0,0X00,0XE0,0X1E,0X30,0XC6,0X33,
+    0XBF,0X9C,0X00,0X00,0X00,0XC1,0XC0,0XC7,0XFF,0XFF,0X1E,0X39,0X86,0X33,0XBF,0X9C,
+    0X1F,0XFF,0XF8,0XC1,0XC0,0XC7,0XFF,0XFF,0X1E,0X39,0XCE,0X73,0XBF,0X8C,0X1F,0XFF,
+    0XF8,0XC1,0XC1,0XC7,0XFF,0XFF,0X0F,0XFF,0XF8,0X73,0XB9,0X9C,0X00,0X00,0X38,0XFF,
+    0XFF,0XC0,0X00,0XE0,0X0F,0XFF,0XF8,0X73,0XB9,0X9E,0X00,0X00,0X38,0XFF,0XFF,0XC0,
+    0X00,0XE0,0X07,0XFF,0XF8,0XF3,0XB9,0X9E,0X1F,0XFF,0XF8,0XFF,0XFF,0X80,0X00,0XE0,
+    0X03,0XFF,0XF9,0XF3,0XB9,0X9E,0X1F,0XFF,0XF8,0X01,0XC0,0X00,0X00,0XE0,0X03,0XFF,
+    0XFB,0XF3,0XB9,0XBE,0X00,0X00,0X38,0X01,0XC0,0X03,0XFF,0XE0,0X01,0XFF,0XFF,0XF3,
+    0XF9,0XFF,0X1F,0XFF,0XF8,0X01,0XFF,0XC3,0XFF,0XE0,0X00,0X7F,0XFF,0XF3,0XF9,0XF7,
+    0X1F,0XFF,0XF8,0X00,0XFF,0XC3,0XFF,0XE0,0X00,0X1F,0XFF,0XF3,0X80,0X00,0X00,0X00,
+    0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+    0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
+};
+
+static const unsigned char Font1206[95][12] = {
+    {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*" ",0*/
+    {0x00,0x00,0x00,0x00,0x3F,0x40,0x00,0x00,0x00,0x00,0x00,0x00},/*"!",1*/
+    {0x00,0x00,0x30,0x00,0x40,0x00,0x30,0x00,0x40,0x00,0x00,0x00},/*""",2*/
+    {0x09,0x00,0x0B,0xC0,0x3D,0x00,0x0B,0xC0,0x3D,0x00,0x09,0x00},/*"#",3*/
+    {0x18,0xC0,0x24,0x40,0x7F,0xE0,0x22,0x40,0x31,0x80,0x00,0x00},/*"$",4*/
+    {0x18,0x00,0x24,0xC0,0x1B,0x00,0x0D,0x80,0x32,0x40,0x01,0x80},/*"%",5*/
+    {0x03,0x80,0x1C,0x40,0x27,0x40,0x1C,0x80,0x07,0x40,0x00,0x40},/*"&",6*/
+    {0x10,0x00,0x60,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"'",7*/
+    {0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0x80,0x20,0x40,0x40,0x20},/*"(",8*/
+    {0x00,0x00,0x40,0x20,0x20,0x40,0x1F,0x80,0x00,0x00,0x00,0x00},/*")",9*/
+    {0x09,0x00,0x06,0x00,0x1F,0x80,0x06,0x00,0x09,0x00,0x00,0x00},/*"*",10*/
+    {0x04,0x00,0x04,0x00,0x3F,0x80,0x04,0x00,0x04,0x00,0x00,0x00},/*"+",11*/
+    {0x00,0x10,0x00,0x60,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*",",12*/
+    {0x04,0x00,0x04,0x00,0x04,0x00,0x04,0x00,0x04,0x00,0x00,0x00},/*"-",13*/
+    {0x00,0x00,0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*".",14*/
+    {0x00,0x20,0x01,0xC0,0x06,0x00,0x38,0x00,0x40,0x00,0x00,0x00},/*"/",15*/
+    {0x1F,0x80,0x20,0x40,0x20,0x40,0x20,0x40,0x1F,0x80,0x00,0x00},/*"0",16*/
+    {0x00,0x00,0x10,0x40,0x3F,0xC0,0x00,0x40,0x00,0x00,0x00,0x00},/*"1",17*/
+    {0x18,0xC0,0x21,0x40,0x22,0x40,0x24,0x40,0x18,0x40,0x00,0x00},/*"2",18*/
+    {0x10,0x80,0x20,0x40,0x24,0x40,0x24,0x40,0x1B,0x80,0x00,0x00},/*"3",19*/
+    {0x02,0x00,0x0D,0x00,0x11,0x00,0x3F,0xC0,0x01,0x40,0x00,0x00},/*"4",20*/
+    {0x3C,0x80,0x24,0x40,0x24,0x40,0x24,0x40,0x23,0x80,0x00,0x00},/*"5",21*/
+    {0x1F,0x80,0x24,0x40,0x24,0x40,0x34,0x40,0x03,0x80,0x00,0x00},/*"6",22*/
+    {0x30,0x00,0x20,0x00,0x27,0xC0,0x38,0x00,0x20,0x00,0x00,0x00},/*"7",23*/
+    {0x1B,0x80,0x24,0x40,0x24,0x40,0x24,0x40,0x1B,0x80,0x00,0x00},/*"8",24*/
+    {0x1C,0x00,0x22,0xC0,0x22,0x40,0x22,0x40,0x1F,0x80,0x00,0x00},/*"9",25*/
+    {0x00,0x00,0x00,0x00,0x08,0x40,0x00,0x00,0x00,0x00,0x00,0x00},/*":",26*/
+    {0x00,0x00,0x00,0x00,0x04,0x60,0x00,0x00,0x00,0x00,0x00,0x00},/*";",27*/
+    {0x00,0x00,0x04,0x00,0x0A,0x00,0x11,0x00,0x20,0x80,0x40,0x40},/*"<",28*/
+    {0x09,0x00,0x09,0x00,0x09,0x00,0x09,0x00,0x09,0x00,0x00,0x00},/*"=",29*/
+    {0x00,0x00,0x40,0x40,0x20,0x80,0x11,0x00,0x0A,0x00,0x04,0x00},/*">",30*/
+    {0x18,0x00,0x20,0x00,0x23,0x40,0x24,0x00,0x18,0x00,0x00,0x00},/*"?",31*/
+    {0x1F,0x80,0x20,0x40,0x27,0x40,0x29,0x40,0x1F,0x40,0x00,0x00},/*"@",32*/
+    {0x00,0x40,0x07,0xC0,0x39,0x00,0x0F,0x00,0x01,0xC0,0x00,0x40},/*"A",33*/
+    {0x20,0x40,0x3F,0xC0,0x24,0x40,0x24,0x40,0x1B,0x80,0x00,0x00},/*"B",34*/
+    {0x1F,0x80,0x20,0x40,0x20,0x40,0x20,0x40,0x30,0x80,0x00,0x00},/*"C",35*/
+    {0x20,0x40,0x3F,0xC0,0x20,0x40,0x20,0x40,0x1F,0x80,0x00,0x00},/*"D",36*/
+    {0x20,0x40,0x3F,0xC0,0x24,0x40,0x2E,0x40,0x30,0xC0,0x00,0x00},/*"E",37*/
+    {0x20,0x40,0x3F,0xC0,0x24,0x40,0x2E,0x00,0x30,0x00,0x00,0x00},/*"F",38*/
+    {0x0F,0x00,0x10,0x80,0x20,0x40,0x22,0x40,0x33,0x80,0x02,0x00},/*"G",39*/
+    {0x20,0x40,0x3F,0xC0,0x04,0x00,0x04,0x00,0x3F,0xC0,0x20,0x40},/*"H",40*/
+    {0x20,0x40,0x20,0x40,0x3F,0xC0,0x20,0x40,0x20,0x40,0x00,0x00},/*"I",41*/
+    {0x00,0x60,0x20,0x20,0x20,0x20,0x3F,0xC0,0x20,0x00,0x20,0x00},/*"J",42*/
+    {0x20,0x40,0x3F,0xC0,0x24,0x40,0x0B,0x00,0x30,0xC0,0x20,0x40},/*"K",43*/
+    {0x20,0x40,0x3F,0xC0,0x20,0x40,0x00,0x40,0x00,0x40,0x00,0xC0},/*"L",44*/
+    {0x3F,0xC0,0x3C,0x00,0x03,0xC0,0x3C,0x00,0x3F,0xC0,0x00,0x00},/*"M",45*/
+    {0x20,0x40,0x3F,0xC0,0x0C,0x40,0x23,0x00,0x3F,0xC0,0x20,0x00},/*"N",46*/
+    {0x1F,0x80,0x20,0x40,0x20,0x40,0x20,0x40,0x1F,0x80,0x00,0x00},/*"O",47*/
+    {0x20,0x40,0x3F,0xC0,0x24,0x40,0x24,0x00,0x18,0x00,0x00,0x00},/*"P",48*/
+    {0x1F,0x80,0x21,0x40,0x21,0x40,0x20,0xE0,0x1F,0xA0,0x00,0x00},/*"Q",49*/
+    {0x20,0x40,0x3F,0xC0,0x24,0x40,0x26,0x00,0x19,0xC0,0x00,0x40},/*"R",50*/
+    {0x18,0xC0,0x24,0x40,0x24,0x40,0x22,0x40,0x31,0x80,0x00,0x00},/*"S",51*/
+    {0x30,0x00,0x20,0x40,0x3F,0xC0,0x20,0x40,0x30,0x00,0x00,0x00},/*"T",52*/
+    {0x20,0x00,0x3F,0x80,0x00,0x40,0x00,0x40,0x3F,0x80,0x20,0x00},/*"U",53*/
+    {0x20,0x00,0x3E,0x00,0x01,0xC0,0x07,0x00,0x38,0x00,0x20,0x00},/*"V",54*/
+    {0x38,0x00,0x07,0xC0,0x3C,0x00,0x07,0xC0,0x38,0x00,0x00,0x00},/*"W",55*/
+    {0x20,0x40,0x39,0xC0,0x06,0x00,0x39,0xC0,0x20,0x40,0x00,0x00},/*"X",56*/
+    {0x20,0x00,0x38,0x40,0x07,0xC0,0x38,0x40,0x20,0x00,0x00,0x00},/*"Y",57*/
+    {0x30,0x40,0x21,0xC0,0x26,0x40,0x38,0x40,0x20,0xC0,0x00,0x00},/*"Z",58*/
+    {0x00,0x00,0x00,0x00,0x7F,0xE0,0x40,0x20,0x40,0x20,0x00,0x00},/*"[",59*/
+    {0x00,0x00,0x70,0x00,0x0C,0x00,0x03,0x80,0x00,0x40,0x00,0x00},/*"\",60*/
+    {0x00,0x00,0x40,0x20,0x40,0x20,0x7F,0xE0,0x00,0x00,0x00,0x00},/*"]",61*/
+    {0x00,0x00,0x20,0x00,0x40,0x00,0x20,0x00,0x00,0x00,0x00,0x00},/*"^",62*/
+    {0x00,0x10,0x00,0x10,0x00,0x10,0x00,0x10,0x00,0x10,0x00,0x10},/*"_",63*/
+    {0x00,0x00,0x00,0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"`",64*/
+    {0x00,0x00,0x02,0x80,0x05,0x40,0x05,0x40,0x03,0xC0,0x00,0x40},/*"a",65*/
+    {0x20,0x00,0x3F,0xC0,0x04,0x40,0x04,0x40,0x03,0x80,0x00,0x00},/*"b",66*/
+    {0x00,0x00,0x03,0x80,0x04,0x40,0x04,0x40,0x06,0x40,0x00,0x00},/*"c",67*/
+    {0x00,0x00,0x03,0x80,0x04,0x40,0x24,0x40,0x3F,0xC0,0x00,0x40},/*"d",68*/
+    {0x00,0x00,0x03,0x80,0x05,0x40,0x05,0x40,0x03,0x40,0x00,0x00},/*"e",69*/
+    {0x00,0x00,0x04,0x40,0x1F,0xC0,0x24,0x40,0x24,0x40,0x20,0x00},/*"f",70*/
+    {0x00,0x00,0x02,0xE0,0x05,0x50,0x05,0x50,0x06,0x50,0x04,0x20},/*"g",71*/
+    {0x20,0x40,0x3F,0xC0,0x04,0x40,0x04,0x00,0x03,0xC0,0x00,0x40},/*"h",72*/
+    {0x00,0x00,0x04,0x40,0x27,0xC0,0x00,0x40,0x00,0x00,0x00,0x00},/*"i",73*/
+    {0x00,0x10,0x00,0x10,0x04,0x10,0x27,0xE0,0x00,0x00,0x00,0x00},/*"j",74*/
+    {0x20,0x40,0x3F,0xC0,0x01,0x40,0x07,0x00,0x04,0xC0,0x04,0x40},/*"k",75*/
+    {0x20,0x40,0x20,0x40,0x3F,0xC0,0x00,0x40,0x00,0x40,0x00,0x00},/*"l",76*/
+    {0x07,0xC0,0x04,0x00,0x07,0xC0,0x04,0x00,0x03,0xC0,0x00,0x00},/*"m",77*/
+    {0x04,0x40,0x07,0xC0,0x04,0x40,0x04,0x00,0x03,0xC0,0x00,0x40},/*"n",78*/
+    {0x00,0x00,0x03,0x80,0x04,0x40,0x04,0x40,0x03,0x80,0x00,0x00},/*"o",79*/
+    {0x04,0x10,0x07,0xF0,0x04,0x50,0x04,0x40,0x03,0x80,0x00,0x00},/*"p",80*/
+    {0x00,0x00,0x03,0x80,0x04,0x40,0x04,0x50,0x07,0xF0,0x00,0x10},/*"q",81*/
+    {0x04,0x40,0x07,0xC0,0x02,0x40,0x04,0x00,0x04,0x00,0x00,0x00},/*"r",82*/
+    {0x00,0x00,0x06,0x40,0x05,0x40,0x05,0x40,0x04,0xC0,0x00,0x00},/*"s",83*/
+    {0x00,0x00,0x04,0x00,0x1F,0x80,0x04,0x40,0x00,0x40,0x00,0x00},/*"t",84*/
+    {0x04,0x00,0x07,0x80,0x00,0x40,0x04,0x40,0x07,0xC0,0x00,0x40},/*"u",85*/
+    {0x04,0x00,0x07,0x00,0x04,0xC0,0x01,0x80,0x06,0x00,0x04,0x00},/*"v",86*/
+    {0x06,0x00,0x01,0xC0,0x07,0x00,0x01,0xC0,0x06,0x00,0x00,0x00},/*"w",87*/
+    {0x04,0x40,0x06,0xC0,0x01,0x00,0x06,0xC0,0x04,0x40,0x00,0x00},/*"x",88*/
+    {0x04,0x10,0x07,0x10,0x04,0xE0,0x01,0x80,0x06,0x00,0x04,0x00},/*"y",89*/
+    {0x00,0x00,0x04,0x40,0x05,0xC0,0x06,0x40,0x04,0x40,0x00,0x00},/*"z",90*/
+    {0x00,0x00,0x00,0x00,0x04,0x00,0x7B,0xE0,0x40,0x20,0x00,0x00},/*"{",91*/
+    {0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xF0,0x00,0x00,0x00,0x00},/*"|",92*/
+    {0x00,0x00,0x40,0x20,0x7B,0xE0,0x04,0x00,0x00,0x00,0x00,0x00},/*"}",93*/
+    {0x40,0x00,0x80,0x00,0x40,0x00,0x20,0x00,0x20,0x00,0x40,0x00},/*"~",94*/
+};
+
+static const unsigned char Font1608[95][16] = {
+    {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*" ",0*/
+    {0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0xCC,0x00,0x0C,0x00,0x00,0x00,0x00,0x00,0x00},/*"!",1*/
+    {0x00,0x00,0x08,0x00,0x30,0x00,0x60,0x00,0x08,0x00,0x30,0x00,0x60,0x00,0x00,0x00},/*""",2*/
+    {0x02,0x20,0x03,0xFC,0x1E,0x20,0x02,0x20,0x03,0xFC,0x1E,0x20,0x02,0x20,0x00,0x00},/*"#",3*/
+    {0x00,0x00,0x0E,0x18,0x11,0x04,0x3F,0xFF,0x10,0x84,0x0C,0x78,0x00,0x00,0x00,0x00},/*"$",4*/
+    {0x0F,0x00,0x10,0x84,0x0F,0x38,0x00,0xC0,0x07,0x78,0x18,0x84,0x00,0x78,0x00,0x00},/*"%",5*/
+    {0x00,0x78,0x0F,0x84,0x10,0xC4,0x11,0x24,0x0E,0x98,0x00,0xE4,0x00,0x84,0x00,0x08},/*"&",6*/
+    {0x08,0x00,0x68,0x00,0x70,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"'",7*/
+    {0x00,0x00,0x00,0x00,0x00,0x00,0x07,0xE0,0x18,0x18,0x20,0x04,0x40,0x02,0x00,0x00},/*"(",8*/
+    {0x00,0x00,0x40,0x02,0x20,0x04,0x18,0x18,0x07,0xE0,0x00,0x00,0x00,0x00,0x00,0x00},/*")",9*/
+    {0x02,0x40,0x02,0x40,0x01,0x80,0x0F,0xF0,0x01,0x80,0x02,0x40,0x02,0x40,0x00,0x00},/*"*",10*/
+    {0x00,0x80,0x00,0x80,0x00,0x80,0x0F,0xF8,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x00},/*"+",11*/
+    {0x00,0x01,0x00,0x0D,0x00,0x0E,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*",",12*/
+    {0x00,0x00,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80,0x00,0x80},/*"-",13*/
+    {0x00,0x00,0x00,0x0C,0x00,0x0C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*".",14*/
+    {0x00,0x00,0x00,0x06,0x00,0x18,0x00,0x60,0x01,0x80,0x06,0x00,0x18,0x00,0x20,0x00},/*"/",15*/
+    {0x00,0x00,0x07,0xF0,0x08,0x08,0x10,0x04,0x10,0x04,0x08,0x08,0x07,0xF0,0x00,0x00},/*"0",16*/
+    {0x00,0x00,0x08,0x04,0x08,0x04,0x1F,0xFC,0x00,0x04,0x00,0x04,0x00,0x00,0x00,0x00},/*"1",17*/
+    {0x00,0x00,0x0E,0x0C,0x10,0x14,0x10,0x24,0x10,0x44,0x11,0x84,0x0E,0x0C,0x00,0x00},/*"2",18*/
+    {0x00,0x00,0x0C,0x18,0x10,0x04,0x11,0x04,0x11,0x04,0x12,0x88,0x0C,0x70,0x00,0x00},/*"3",19*/
+    {0x00,0x00,0x00,0xE0,0x03,0x20,0x04,0x24,0x08,0x24,0x1F,0xFC,0x00,0x24,0x00,0x00},/*"4",20*/
+    {0x00,0x00,0x1F,0x98,0x10,0x84,0x11,0x04,0x11,0x04,0x10,0x88,0x10,0x70,0x00,0x00},/*"5",21*/
+    {0x00,0x00,0x07,0xF0,0x08,0x88,0x11,0x04,0x11,0x04,0x18,0x88,0x00,0x70,0x00,0x00},/*"6",22*/
+    {0x00,0x00,0x1C,0x00,0x10,0x00,0x10,0xFC,0x13,0x00,0x1C,0x00,0x10,0x00,0x00,0x00},/*"7",23*/
+    {0x00,0x00,0x0E,0x38,0x11,0x44,0x10,0x84,0x10,0x84,0x11,0x44,0x0E,0x38,0x00,0x00},/*"8",24*/
+    {0x00,0x00,0x07,0x00,0x08,0x8C,0x10,0x44,0x10,0x44,0x08,0x88,0x07,0xF0,0x00,0x00},/*"9",25*/
+    {0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x0C,0x03,0x0C,0x00,0x00,0x00,0x00,0x00,0x00},/*":",26*/
+    {0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x06,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*";",27*/
+    {0x00,0x00,0x00,0x80,0x01,0x40,0x02,0x20,0x04,0x10,0x08,0x08,0x10,0x04,0x00,0x00},/*"<",28*/
+    {0x02,0x20,0x02,0x20,0x02,0x20,0x02,0x20,0x02,0x20,0x02,0x20,0x02,0x20,0x00,0x00},/*"=",29*/
+    {0x00,0x00,0x10,0x04,0x08,0x08,0x04,0x10,0x02,0x20,0x01,0x40,0x00,0x80,0x00,0x00},/*">",30*/
+    {0x00,0x00,0x0E,0x00,0x12,0x00,0x10,0x0C,0x10,0x6C,0x10,0x80,0x0F,0x00,0x00,0x00},/*"?",31*/
+    {0x03,0xE0,0x0C,0x18,0x13,0xE4,0x14,0x24,0x17,0xC4,0x08,0x28,0x07,0xD0,0x00,0x00},/*"@",32*/
+    {0x00,0x04,0x00,0x3C,0x03,0xC4,0x1C,0x40,0x07,0x40,0x00,0xE4,0x00,0x1C,0x00,0x04},/*"A",33*/
+    {0x10,0x04,0x1F,0xFC,0x11,0x04,0x11,0x04,0x11,0x04,0x0E,0x88,0x00,0x70,0x00,0x00},/*"B",34*/
+    {0x03,0xE0,0x0C,0x18,0x10,0x04,0x10,0x04,0x10,0x04,0x10,0x08,0x1C,0x10,0x00,0x00},/*"C",35*/
+    {0x10,0x04,0x1F,0xFC,0x10,0x04,0x10,0x04,0x10,0x04,0x08,0x08,0x07,0xF0,0x00,0x00},/*"D",36*/
+    {0x10,0x04,0x1F,0xFC,0x11,0x04,0x11,0x04,0x17,0xC4,0x10,0x04,0x08,0x18,0x00,0x00},/*"E",37*/
+    {0x10,0x04,0x1F,0xFC,0x11,0x04,0x11,0x00,0x17,0xC0,0x10,0x00,0x08,0x00,0x00,0x00},/*"F",38*/
+    {0x03,0xE0,0x0C,0x18,0x10,0x04,0x10,0x04,0x10,0x44,0x1C,0x78,0x00,0x40,0x00,0x00},/*"G",39*/
+    {0x10,0x04,0x1F,0xFC,0x10,0x84,0x00,0x80,0x00,0x80,0x10,0x84,0x1F,0xFC,0x10,0x04},/*"H",40*/
+    {0x00,0x00,0x10,0x04,0x10,0x04,0x1F,0xFC,0x10,0x04,0x10,0x04,0x00,0x00,0x00,0x00},/*"I",41*/
+    {0x00,0x03,0x00,0x01,0x10,0x01,0x10,0x01,0x1F,0xFE,0x10,0x00,0x10,0x00,0x00,0x00},/*"J",42*/
+    {0x10,0x04,0x1F,0xFC,0x11,0x04,0x03,0x80,0x14,0x64,0x18,0x1C,0x10,0x04,0x00,0x00},/*"K",43*/
+    {0x10,0x04,0x1F,0xFC,0x10,0x04,0x00,0x04,0x00,0x04,0x00,0x04,0x00,0x0C,0x00,0x00},/*"L",44*/
+    {0x10,0x04,0x1F,0xFC,0x1F,0x00,0x00,0xFC,0x1F,0x00,0x1F,0xFC,0x10,0x04,0x00,0x00},/*"M",45*/
+    {0x10,0x04,0x1F,0xFC,0x0C,0x04,0x03,0x00,0x00,0xE0,0x10,0x18,0x1F,0xFC,0x10,0x00},/*"N",46*/
+    {0x07,0xF0,0x08,0x08,0x10,0x04,0x10,0x04,0x10,0x04,0x08,0x08,0x07,0xF0,0x00,0x00},/*"O",47*/
+    {0x10,0x04,0x1F,0xFC,0x10,0x84,0x10,0x80,0x10,0x80,0x10,0x80,0x0F,0x00,0x00,0x00},/*"P",48*/
+    {0x07,0xF0,0x08,0x18,0x10,0x24,0x10,0x24,0x10,0x1C,0x08,0x0A,0x07,0xF2,0x00,0x00},/*"Q",49*/
+    {0x10,0x04,0x1F,0xFC,0x11,0x04,0x11,0x00,0x11,0xC0,0x11,0x30,0x0E,0x0C,0x00,0x04},/*"R",50*/
+    {0x00,0x00,0x0E,0x1C,0x11,0x04,0x10,0x84,0x10,0x84,0x10,0x44,0x1C,0x38,0x00,0x00},/*"S",51*/
+    {0x18,0x00,0x10,0x00,0x10,0x04,0x1F,0xFC,0x10,0x04,0x10,0x00,0x18,0x00,0x00,0x00},/*"T",52*/
+    {0x10,0x00,0x1F,0xF8,0x10,0x04,0x00,0x04,0x00,0x04,0x10,0x04,0x1F,0xF8,0x10,0x00},/*"U",53*/
+    {0x10,0x00,0x1E,0x00,0x11,0xE0,0x00,0x1C,0x00,0x70,0x13,0x80,0x1C,0x00,0x10,0x00},/*"V",54*/
+    {0x1F,0xC0,0x10,0x3C,0x00,0xE0,0x1F,0x00,0x00,0xE0,0x10,0x3C,0x1F,0xC0,0x00,0x00},/*"W",55*/
+    {0x10,0x04,0x18,0x0C,0x16,0x34,0x01,0xC0,0x01,0xC0,0x16,0x34,0x18,0x0C,0x10,0x04},/*"X",56*/
+    {0x10,0x00,0x1C,0x00,0x13,0x04,0x00,0xFC,0x13,0x04,0x1C,0x00,0x10,0x00,0x00,0x00},/*"Y",57*/
+    {0x08,0x04,0x10,0x1C,0x10,0x64,0x10,0x84,0x13,0x04,0x1C,0x04,0x10,0x18,0x00,0x00},/*"Z",58*/
+    {0x00,0x00,0x00,0x00,0x00,0x00,0x7F,0xFE,0x40,0x02,0x40,0x02,0x40,0x02,0x00,0x00},/*"[",59*/
+    {0x00,0x00,0x30,0x00,0x0C,0x00,0x03,0x80,0x00,0x60,0x00,0x1C,0x00,0x03,0x00,0x00},/*"\",60*/
+    {0x00,0x00,0x40,0x02,0x40,0x02,0x40,0x02,0x7F,0xFE,0x00,0x00,0x00,0x00,0x00,0x00},/*"]",61*/
+    {0x00,0x00,0x00,0x00,0x20,0x00,0x40,0x00,0x40,0x00,0x40,0x00,0x20,0x00,0x00,0x00},/*"^",62*/
+    {0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00,0x01},/*"_",63*/
+    {0x00,0x00,0x40,0x00,0x40,0x00,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"`",64*/
+    {0x00,0x00,0x00,0x98,0x01,0x24,0x01,0x44,0x01,0x44,0x01,0x44,0x00,0xFC,0x00,0x04},/*"a",65*/
+    {0x10,0x00,0x1F,0xFC,0x00,0x88,0x01,0x04,0x01,0x04,0x00,0x88,0x00,0x70,0x00,0x00},/*"b",66*/
+    {0x00,0x00,0x00,0x70,0x00,0x88,0x01,0x04,0x01,0x04,0x01,0x04,0x00,0x88,0x00,0x00},/*"c",67*/
+    {0x00,0x00,0x00,0x70,0x00,0x88,0x01,0x04,0x01,0x04,0x11,0x08,0x1F,0xFC,0x00,0x04},/*"d",68*/
+    {0x00,0x00,0x00,0xF8,0x01,0x44,0x01,0x44,0x01,0x44,0x01,0x44,0x00,0xC8,0x00,0x00},/*"e",69*/
+    {0x00,0x00,0x01,0x04,0x01,0x04,0x0F,0xFC,0x11,0x04,0x11,0x04,0x11,0x00,0x18,0x00},/*"f",70*/
+    {0x00,0x00,0x00,0xD6,0x01,0x29,0x01,0x29,0x01,0x29,0x01,0xC9,0x01,0x06,0x00,0x00},/*"g",71*/
+    {0x10,0x04,0x1F,0xFC,0x00,0x84,0x01,0x00,0x01,0x00,0x01,0x04,0x00,0xFC,0x00,0x04},/*"h",72*/
+    {0x00,0x00,0x01,0x04,0x19,0x04,0x19,0xFC,0x00,0x04,0x00,0x04,0x00,0x00,0x00,0x00},/*"i",73*/
+    {0x00,0x00,0x00,0x03,0x00,0x01,0x01,0x01,0x19,0x01,0x19,0xFE,0x00,0x00,0x00,0x00},/*"j",74*/
+    {0x10,0x04,0x1F,0xFC,0x00,0x24,0x00,0x40,0x01,0xB4,0x01,0x0C,0x01,0x04,0x00,0x00},/*"k",75*/
+    {0x00,0x00,0x10,0x04,0x10,0x04,0x1F,0xFC,0x00,0x04,0x00,0x04,0x00,0x00,0x00,0x00},/*"l",76*/
+    {0x01,0x04,0x01,0xFC,0x01,0x04,0x01,0x00,0x01,0xFC,0x01,0x04,0x01,0x00,0x00,0xFC},/*"m",77*/
+    {0x01,0x04,0x01,0xFC,0x00,0x84,0x01,0x00,0x01,0x00,0x01,0x04,0x00,0xFC,0x00,0x04},/*"n",78*/
+    {0x00,0x00,0x00,0xF8,0x01,0x04,0x01,0x04,0x01,0x04,0x01,0x04,0x00,0xF8,0x00,0x00},/*"o",79*/
+    {0x01,0x01,0x01,0xFF,0x00,0x85,0x01,0x04,0x01,0x04,0x00,0x88,0x00,0x70,0x00,0x00},/*"p",80*/
+    {0x00,0x00,0x00,0x70,0x00,0x88,0x01,0x04,0x01,0x04,0x01,0x05,0x01,0xFF,0x00,0x01},/*"q",81*/
+    {0x01,0x04,0x01,0x04,0x01,0xFC,0x00,0x84,0x01,0x04,0x01,0x00,0x01,0x80,0x00,0x00},/*"r",82*/
+    {0x00,0x00,0x00,0xCC,0x01,0x24,0x01,0x24,0x01,0x24,0x01,0x24,0x01,0x98,0x00,0x00},/*"s",83*/
+    {0x00,0x00,0x01,0x00,0x01,0x00,0x07,0xF8,0x01,0x04,0x01,0x04,0x00,0x00,0x00,0x00},/*"t",84*/
+    {0x01,0x00,0x01,0xF8,0x00,0x04,0x00,0x04,0x00,0x04,0x01,0x08,0x01,0xFC,0x00,0x04},/*"u",85*/
+    {0x01,0x00,0x01,0x80,0x01,0x70,0x00,0x0C,0x00,0x10,0x01,0x60,0x01,0x80,0x01,0x00},/*"v",86*/
+    {0x01,0xF0,0x01,0x0C,0x00,0x30,0x01,0xC0,0x00,0x30,0x01,0x0C,0x01,0xF0,0x01,0x00},/*"w",87*/
+    {0x00,0x00,0x01,0x04,0x01,0x8C,0x00,0x74,0x01,0x70,0x01,0x8C,0x01,0x04,0x00,0x00},/*"x",88*/
+    {0x01,0x01,0x01,0x81,0x01,0x71,0x00,0x0E,0x00,0x18,0x01,0x60,0x01,0x80,0x01,0x00},/*"y",89*/
+    {0x00,0x00,0x01,0x84,0x01,0x0C,0x01,0x34,0x01,0x44,0x01,0x84,0x01,0x0C,0x00,0x00},/*"z",90*/
+    {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x3E,0xFC,0x40,0x02,0x40,0x02},/*"{",91*/
+    {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00},/*"|",92*/
+    {0x00,0x00,0x40,0x02,0x40,0x02,0x3E,0xFC,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"}",93*/
+    {0x00,0x00,0x60,0x00,0x80,0x00,0x80,0x00,0x40,0x00,0x40,0x00,0x20,0x00,0x20,0x00},/*"~",94*/
+};
+
+static const unsigned char Font1612[11][32] =
+{
+	{0x00,0x00,0x3F,0xFC,0x3F,0xFC,0x30,0x0C,0x30,0x0C,0x30,0x0C,0x30,0x0C,0x30,0x0C,
+	0x30,0x0C,0x30,0x0C,0x30,0x0C,0x30,0x0C,0x30,0x0C,0x3F,0xFC,0x3F,0xFC,0x00,0x00},/*"0",0*/
+	{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x30,0x00,
+	0x30,0x00,0x3F,0xFC,0x3F,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"1",1*/
+	{0x00,0x00,0x39,0xFC,0x39,0xFC,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,
+	0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x3F,0x8C,0x3F,0x8C,0x00,0x00},/*"2",2*/
+	{0x00,0x00,0x38,0x1C,0x38,0x1C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,
+	0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x3F,0xFC,0x3F,0xFC,0x00,0x00},/*"3",3*/
+	{0x00,0x00,0x3F,0x80,0x3F,0x80,0x01,0x80,0x01,0x80,0x01,0x80,0x01,0x80,0x01,0x80,
+	0x01,0x80,0x01,0x80,0x01,0x80,0x01,0x80,0x01,0x80,0x3F,0xFC,0x3F,0xFC,0x00,0x00},/*"4",4*/
+	{0x00,0x00,0x3F,0xBC,0x3F,0xBC,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,
+	0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0xFC,0x31,0xFC,0x00,0x00},/*"5",5*/
+	{0x00,0x00,0x3F,0x9C,0x3F,0x9C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,
+	0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0xFC,0x31,0xFC,0x00,0x00},/*"6",6*/
+	{0x00,0x00,0x38,0x00,0x38,0x00,0x30,0x00,0x30,0x00,0x30,0x00,0x30,0x00,0x30,0x00,
+	0x30,0x00,0x30,0x00,0x30,0x00,0x30,0x00,0x30,0x00,0x3F,0xFC,0x3F,0xFC,0x00,0x00},/*"7",7*/
+	{0x00,0x00,0x3F,0xFC,0x3F,0xFC,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,
+	0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x3F,0xFC,0x3F,0xFC,0x00,0x00},/*"8",8*/
+	{0x00,0x00,0x3F,0x9C,0x3F,0x9C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,
+	0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x31,0x8C,0x3F,0xFC,0x3F,0xFC,0x00,0x00},/*"9",9*/
+	{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x18,0x30,
+	0x18,0x30,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*":",10*/
+};
+
+static const unsigned char Font3216[11][64] =
+{
+	{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0xFF,0xFF,0xFC,0x3F,0xFF,0xFF,0xFC,    /*"0",0*/
+	0x30,0x00,0x00,0x0C,0x30,0x00,0x00,0x0C,0x30,0x00,0x00,0x0C,0x30,0x00,0x00,0x0C,
+	0x30,0x00,0x00,0x0C,0x30,0x00,0x00,0x0C,0x30,0x00,0x00,0x0C,0x30,0x00,0x00,0x0C,
+	0x3F,0xFF,0xFF,0xFC,0x3F,0xFF,0xFF,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},
+
+	{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,   /*"1",1*/
+	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x30,0x00,0x00,0x00,0x30,0x00,0x00,0x00,
+	0x3F,0xFF,0xFF,0xFC,0x3F,0xFF,0xFF,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
+	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},
+
+	{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3C,0x01,0xFF,0xFC,0x3C,0x01,0xFF,0xFC,   /*"2",2*/
+	0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,
+	0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,
+	0x3F,0xFF,0x80,0x0C,0x3F,0xFF,0x80,0x0C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},
+
+	{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x38,0x00,0x00,0x3C,0x38,0x00,0x00,0x3C,   /*"3",3*/
+	0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,
+	0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,
+	0x3F,0xFF,0xFF,0xFC,0x3F,0xFF,0xFF,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},
+
+	{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0xFF,0x80,0x00,0x3F,0xFF,0x80,0x00,  /*"4",4*/
+	0x00,0x01,0x80,0x00,0x00,0x01,0x80,0x00,0x00,0x01,0x80,0x00,0x00,0x01,0x80,0x00,
+	0x00,0x01,0x80,0x00,0x00,0x01,0x80,0x00,0x00,0x01,0x80,0x00,0x00,0x01,0x80,0x00,
+	0x3F,0xFF,0xFF,0xFC,0x3F,0xFF,0xFF,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},
+
+	{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0xFF,0x80,0x3C,0x3F,0xFF,0x80,0x3C,  /*"5",5*/
+	0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,
+	0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,
+	0x30,0x01,0xFF,0xFC,0x30,0x01,0xFF,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},
+
+	{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0xFF,0xFF,0xFC,0x3F,0xFF,0xFF,0xFC,  /*"6",6*/
+	0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,
+	0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,
+	0x3C,0x01,0xFF,0xFC,0x3C,0x01,0xFF,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},
+
+	{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3C,0x00,0x00,0x00,0x3C,0x00,0x00,0x00,  /*"7",7*/
+	0x30,0x00,0x00,0x00,0x30,0x00,0x00,0x00,0x30,0x00,0x00,0x00,0x30,0x00,0x00,0x00,
+	0x30,0x00,0x00,0x00,0x30,0x00,0x00,0x00,0x30,0x00,0x00,0x00,0x30,0x00,0x00,0x00,
+	0x3F,0xFF,0xFF,0xFC,0x3F,0xFF,0xFF,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},
+
+	{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0xFF,0xFF,0xFC,0x3F,0xFF,0xFF,0xFC,  /*"8",8*/
+	0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,
+	0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,
+	0x3F,0xFF,0xFF,0xFC,0x3F,0xFF,0xFF,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},
+
+	{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0xFF,0x80,0x3C,0x3F,0xFF,0x80,0x3C,  /*"9",9*/
+	0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,
+	0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,0x30,0x01,0x80,0x0C,
+	0x3F,0xFF,0xFF,0xFC,0x3F,0xFF,0xFF,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},
+
+	{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,  /*":",10*/
+	0x00,0x00,0x00,0x00,0x0F,0xF0,0x0F,0xF0,0x0F,0xF0,0x0F,0xF0,0x0C,0x00,0x00,0x30,
+	0x0C,0x00,0x00,0x30,0x0F,0xF0,0x0F,0xF0,0x0F,0xF0,0x0F,0xF0,0x00,0x00,0x00,0x00,
+	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}
+};
+
+static const unsigned char Bmp4016[96] =  //SUN
+{
+	0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0xF1,0x81,0x8F,0xFC,0x3F,
+	0xF1,0x81,0x8F,0xFC,0x30,0x31,0x81,0x8C,0x0C,0x30,0x01,0x81,0x8C,0x0C,0x30,0x01,
+	0x81,0x8C,0x0C,0x3F,0xF1,0x81,0x8C,0x0C,0x3F,0xF1,0x81,0x8C,0x0C,0x00,0x31,0x81,
+	0x8C,0x0C,0x00,0x31,0x81,0x8C,0x0C,0x30,0x31,0x81,0x8C,0x0C,0x3F,0xF1,0xFF,0x8C,
+	0x0C,0x3F,0xF1,0xFF,0x8C,0x0C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
+};
+
+static const unsigned char Signal816[16] = //mobie signal
+{
+	0xFE,0x02,0x92,0x0A,0x54,0x2A,0x38,0xAA,0x12,0xAA,0x12,0xAA,0x12,0xAA,0x12,0xAA
+};
+
+static const unsigned char Msg816[16] =  //message
+{
+	0x1F,0xF8,0x10,0x08,0x18,0x18,0x14,0x28,0x13,0xC8,0x10,0x08,0x10,0x08,0x1F,0xF8
+};
+
+static const unsigned char Bat816[16] = //batery
+{
+	0x0F,0xFE,0x30,0x02,0x26,0xDA,0x26,0xDA,0x26,0xDA,0x26,0xDA,0x30,0x02,0x0F,0xFE
+};
+
+static const unsigned char Bluetooth88[8] = // bluetooth
+{
+	0x18,0x54,0x32,0x1C,0x1C,0x32,0x54,0x18
+};
+
+static const unsigned char GPRS88[8] = //GPRS
+{
+	0xC3,0x99,0x24,0x20,0x2C,0x24,0x99,0xC3
+};
+
+static const unsigned char Alarm88[8] = //alram
+{
+	0xC3,0xBD,0x42,0x52,0x4E,0x42,0x3C,0xC3
+};
+
+#endif
diff --git a/src/main.c b/src/main.c
index abfd3cc..8be53b6 100644
--- a/src/main.c
+++ b/src/main.c
@@ -14,6 +14,11 @@
 #include <ini.h>
 #include "log.h"
 
+#ifdef ENABLE_SSD1305_DISPLAY
+#include "ssd1305.h"
+#include "DEV_Config.h"
+#endif
+
 volatile int Received_Exit_Signal = 0;
 volatile int Finished_Tidy_Up = 0;
 
@@ -24,6 +29,13 @@ void handle_sigint(int signal)
 	Received_Exit_Signal = 1;
 }
 
+void handle_sigterm(int signal)
+{
+	log_info("Received SIGTERM gracefully shutting down...");
+
+	Received_Exit_Signal = 1;
+}
+
 size_t write_chunk(void *data, size_t size, size_t nmemb, void *clientp)
 {
 	size_t real_size;
@@ -216,14 +228,6 @@ size_t get_auth_token(const char *email, const char *password, char *auth_token)
 
 size_t get_patient_id(const char *token, char *patient_id)
 {
-	CURL *curl;
-
-	curl = curl_easy_init();
-	if (curl == NULL) {
-		log_error("curl_easy_init failed");
-		return 0;
-	}
-
 	struct Request request;
 	request.endpoint = "https://api.libreview.io/llu/connections";
 	request.token = token;
@@ -272,12 +276,11 @@ size_t get_patient_id(const char *token, char *patient_id)
 		return 0;
 	}
 
-	size_t patient_id_length = strlen(patient_id_object->valuestring);
-	strncpy(patient_id, patient_id_object->valuestring, patient_id_length);
+	sprintf(patient_id, "%s", patient_id_object->valuestring);
 
 	cJSON_Delete(json);
 
-	return patient_id_length;
+	return strlen(patient_id);
 }
 
 double get_glucose_units(const char *token, const char *patient_id)
@@ -374,6 +377,8 @@ static int inih_ini_handler(void *user, const char *section, const char *name, c
 			configuration->log_level = LOG_ERROR;
 		else if (strcmp(value, "FATAL") == 0)
 			configuration->log_level = LOG_FATAL;
+	} else if (MATCH("GENERAL", "INTERVAL")) {
+		configuration->interval = atoi(value);
 	} else {
 		return 1;  /* unknown section/name, error */
 	}
@@ -393,7 +398,12 @@ int main(void)
 	sa.sa_handler = handle_sigint;
 	sa.sa_flags = 0;  // No flags are set
 	if (sigaction(SIGINT, &sa, NULL) < 0) {
-		perror("Error installing signal handler");
+		log_fatal("error installing signal handler for SIGINT");
+		return EXIT_FAILURE;
+	}
+	sa.sa_handler = handle_sigterm;
+	if (sigaction(SIGTERM, &sa, NULL) < 0) {
+		log_fatal("error installing signal handler for SIGINT");
 		return EXIT_FAILURE;
 	}
 
@@ -413,20 +423,29 @@ int main(void)
 
 	Configuration configuration;
 	configuration.log_level = LOG_TRACE;
+	bool found_config_file = false;
 	for (int i = 0; i < number_of_possible_config_file_locations; ++i) {
 		if (does_file_exist(possible_config_file_locations[i])) {
 			log_debug("found config file at %s", possible_config_file_locations[i]);
 			if (ini_parse(possible_config_file_locations[i], inih_ini_handler, &configuration) < 1) {
 				log_fatal("failed to load config file");
 				return EXIT_FAILURE;
-			} else
+			} else {
+				found_config_file = true;
 				break;
+			}
 		}
 	}
 
 	for (int i = 0; i < number_of_possible_config_file_locations; ++i)
 		free(possible_config_file_locations[i]);
 
+	if (!found_config_file) {
+		log_fatal("failed to find config file, ensure that a config file exists");
+		return EXIT_FAILURE;
+	}
+
+
 	log_set_level(configuration.log_level);
 
 	if (configuration.email == NULL || strcmp(configuration.email, "\"\"") == 0) {
@@ -453,7 +472,19 @@ int main(void)
 	}
 	free(configuration.email);
 	free(configuration.password);
-	log_debug("token: %s\n", token);
+
+	log_debug("token: %s", token);
+
+#ifdef ENABLE_SSD1305_DISPLAY
+	log_debug("Attempting to initialise DEV library");
+	if(LOCAL_DEV_ModuleInit() != 0) {
+		log_fatal("Failed to initialise DEV library");
+		return EXIT_FAILURE;
+	}
+	log_debug("initialised DEV library");
+
+	SSD1305_begin();
+#endif
 
 	char patient_id[BUFFER_SIZE];
 	size_t patient_id_length;
@@ -462,16 +493,20 @@ int main(void)
 		log_fatal("failed to get patient ID, exiting...");
 		return EXIT_FAILURE;
 	}
-	log_debug("patient ID: %s\n", patient_id);
+	log_debug("patient ID: %s", patient_id);
 
-	struct timespec ts = {1, 0}; // 5 seconds, 0 nanoseconds
+	struct timespec ts = {configuration.interval, 0}; // 5 seconds, 0 nanoseconds
 	time_t t;
 	char time_str[BUFFER_SIZE];
 	double glucose_units;
+	char display[BUFFER_SIZE];
 	while (!Received_Exit_Signal) {
-		printf("Received_Exit_Signal: %d\n", Received_Exit_Signal);
 		nanosleep(&ts, NULL);
 
+#ifdef ENABLE_SSD1305_DISPLAY
+		SSD1305_clear();
+#endif
+
 		time(&t);
 		strftime(time_str, BUFFER_SIZE, "%H:%M:%S %A %d %B %Y", localtime(&t));
 
@@ -480,8 +515,23 @@ int main(void)
 			log_error("failed to get glucose units");
 			continue;
 		}
-		printf("Glucose units at %s are %lf\n", time_str, get_glucose_units(token, patient_id));
+
+		sprintf(display, "Glucose units at %s are %lf", time_str, glucose_units);
+
+		printf("%s\n", display);
+
+#ifdef ENABLE_SSD1305_DISPLAY
+		log_debug("showing glucose units on display");
+
+		SSD1305_string(0, 52, display, 12, 0);
+
+		SSD1305_display();
+#endif
 	}
 
+#ifdef ENABLE_SSD1305_DISPLAY
+	DEV_ModuleExit();
+#endif
+
 	curl_global_cleanup();
 }
diff --git a/src/main.h b/src/main.h
index 9036ebd..5615a1f 100644
--- a/src/main.h
+++ b/src/main.h
@@ -21,9 +21,11 @@ typedef struct Configuration {
 	char *email;
 	char *password;
 	int log_level;
+	int interval;
 } Configuration;
 
 void handle_sigint(int signal);
+void handle_sigterm(int signal);
 size_t write_chunk(void *data, size_t size, size_t nmemb, void *userdata);
 struct Response* post_request(const struct Request *request);
 struct Response* get_request(const struct Request *request);