diff --git a/README.md b/README.md
index 21e4b4d5516ffc60c4ef94084c73d18545f326b2..eba70db6dc280bb6e7ec0a0f9258ab5aa0e18656 100644
--- a/README.md
+++ b/README.md
@@ -113,7 +113,7 @@ ECBMCU201MPC、ECBMCU105H、ECBMCU301M提供了以下Demo供开发参考：
   <td width="170" x:str><a 
 href="https://gitee.com/HiSpark/open_mcu/tree/master/src/application/drivers_sample/adc/sample_adc_continue_trigger">单次触发ADC实现连续采样案例</a></td>
   <td width="170" x:str><a href=""></a></td>
-  <td ></td>
+   <td x:str><a href="https://gitee.com/HiSpark/open_mcu/tree/master/src/application/drivers_sample/adc/sample_adc_sync_sample_yali">使用ADC的HX711压力传感器适配案例</a></td>
   <td ></td>
   <td ></td>
  </tr>
@@ -376,6 +376,7 @@ ECBMOTORA是电机驱动扩展板，支持一个 BLDC 或 PMSM 电机控制。
 | sample_adc_sync_sample                | ADC同步采样。       |
 | sample_adc_sync_sample_dma            | ADC同步采样带DMA。  |
 | sample_adc_sync_sample_it             | ADC同步采样带中断。 |
+| sample_adc_sync_sample_yali           | HX711压力传感器称重。 |
 
 **表 4  apt目录结构说明**
 
diff --git a/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/BUILD.gn b/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..46bb29958a1a91b1ae4bfed311d45369650595cc
--- /dev/null
+++ b/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/BUILD.gn
@@ -0,0 +1,14 @@
+static_library("sample_adc_sync_sample_yali") {
+    sources = [
+        "HX711.c",
+        "oled/oled_ssd1306.c", 
+        "main.c"
+    ]
+
+    include_dirs = [
+        "./oled",
+        "//utils/native/lite/include",
+        "//kernel/liteos_m/kal/cmsis",
+        "//base/iot_hardware/peripheral/interfaces/kits",
+    ]
+}
\ No newline at end of file
diff --git a/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/HX711.c b/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/HX711.c
new file mode 100644
index 0000000000000000000000000000000000000000..08948f9c6c631b4d4b2e6faf90deeacb2b12a4f9
--- /dev/null
+++ b/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/HX711.c
@@ -0,0 +1,88 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <memory.h>
+
+#include "ohos_init.h"
+#include "cmsis_os2.h"
+#include "iot_gpio.h"
+#include "hi_io.h"
+#include "HX711.h"
+#include "hi_time.h"
+
+long HX711_Buffer = 0;
+long Weight_Maopi = 0,Weight_Shiwu = 0;
+
+#define GapValue 430
+
+//****************************************************
+//初始化HX711
+//****************************************************
+void Init_Hx711()
+{	
+	hi_io_set_func(GPIO_8, GPIO_FUNC);
+    IoTGpioSetDir(GPIO_8, IOT_GPIO_DIR_IN);
+	IoTGpioSetDir(HX711_SCK, IOT_GPIO_DIR_OUT);
+	
+}
+
+
+//****************************************************
+//获取毛皮重量
+//****************************************************
+void Get_Maopi()
+{
+	Weight_Maopi = HX711_Read();		
+} 
+
+//****************************************************
+//称重
+//****************************************************
+long Get_Weight()
+{
+	HX711_Buffer = HX711_Read();
+	Weight_Shiwu = HX711_Buffer;
+	Weight_Shiwu = Weight_Shiwu - Weight_Maopi;				//获取实物的AD采样数值。
+	Weight_Shiwu = (long)((float)Weight_Shiwu/GapValue);
+	return Weight_Shiwu;
+}
+
+//****************************************************
+//读取HX711
+//****************************************************
+unsigned long HX711_Read(void)	//增益128
+{
+	unsigned long count;
+	unsigned long data;
+	unsigned char i;
+	bool Flag = 0;
+	IotGpioValue value = IOT_GPIO_VALUE0;   
+	IoTGpioSetOutputVal(HX711_DT, IOT_GPIO_VALUE1);
+	hi_udelay(1);
+	IoTGpioGetInputVal(HX711_DT, &value);
+	// printf("value is %f\r\n",value);
+    IoTGpioSetOutputVal(GPIO_7, IOT_GPIO_VALUE0);
+    hi_udelay(1);
+  	count=0; 
+	data = IoTGpioGetInputVal(HX711_DT, &value);
+	// printf("value2 is %f\r\n",value);
+  	while(data); 
+	
+  	for(i=0;i<24;i++)
+	{ 
+	  	IoTGpioSetOutputVal(HX711_SCK, IOT_GPIO_VALUE1); 
+		hi_udelay(1);
+	  	count=count<<1; 
+		IoTGpioSetOutputVal(HX711_SCK, IOT_GPIO_VALUE0); 
+		hi_udelay(1);
+		IoTGpioGetInputVal(HX711_DT, &value);
+	  	if(value)
+			count++;
+		hi_udelay(1);	
+	} 
+ 	IoTGpioSetOutputVal(HX711_SCK, IOT_GPIO_VALUE1); 
+	count ^= 0x800000;
+	hi_udelay(1);
+	IoTGpioSetOutputVal(HX711_SCK, IOT_GPIO_VALUE0); 
+	// printf("count is %d\r\n",count);
+	return(count);
+}
diff --git a/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/HX711.h b/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/HX711.h
new file mode 100644
index 0000000000000000000000000000000000000000..1f062c52e810b249bbc97b555348b083b7674b00
--- /dev/null
+++ b/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/HX711.h
@@ -0,0 +1,17 @@
+#ifndef __HX711__H__
+#define __HX711__H__
+
+#include <stdint.h>
+
+#define HX711_SCK 7
+#define HX711_DT 8
+#define GPIO_8 8
+#define GPIO_7 7
+#define GPIO_FUNC 0
+
+extern void Init_Hx711();
+extern unsigned long HX711_Read(void);
+extern long Get_Weight();
+extern void Get_Maopi();
+
+#endif
diff --git a/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/README.md b/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/README.md
new file mode 100644
index 0000000000000000000000000000000000000000..446aa9815ac7f4f1acd082b4369135ce054f1c20
--- /dev/null
+++ b/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/README.md
@@ -0,0 +1,43 @@
+
+\#### 介绍
+
+hi3861称重dome文件
+
+
+
+\#### 软件架构
+
+liteOS\_m
+
+
+
+
+
+\#### 开发教程
+
+
+
+1\. 在 OpenHarmony 源代码的 applications/sample/wifi-iot/app/目录下创建压力传感器代码 目录。
+
+2\. 引脚初始化，这里购买的传感器商家只有STM32,51，安卓的单片机，初始化方法不一样，鸿蒙hi3861不需要设置引脚细节的输入输出格式，只需要设置为输入输出方向即可
+
+hi\_io\_set\_func(GPIO\_8, GPIO\_FUNC);
+
+&nbsp;   IoTGpioSetDir(GPIO\_8, IOT\_GPIO\_DIR\_IN);
+
+&nbsp;	IoTGpioSetDir(HX711\_SCK, IOT\_GPIO\_DIR\_OUT);
+
+3.具体细节看代码大家对比观察，大体逻辑按照商家的Arduino例程进行电平设置的函数替换
+
+\#### 使用说明
+
+称重小面包
+![输入图片说明](https://gitee.com/liuzkia/learning/raw/master/image/%E9%9D%A2%E5%8C%85.jpg)
+
+OLED显示
+
+![输入图片说明](https://gitee.com/liuzkia/learning/raw/master/image/%E6%98%BE%E7%A4%BA%E5%B1%8F.jpg)
+串口数据
+
+![输入图片说明](https://gitee.com/liuzkia/learning/raw/master/image/%E4%B8%B2%E5%8F%A3.jpg)
+
diff --git a/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/main.c b/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/main.c
new file mode 100644
index 0000000000000000000000000000000000000000..fba4557bf47c71269639156a8fc3b483304bea33
--- /dev/null
+++ b/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/main.c
@@ -0,0 +1,49 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <memory.h>
+
+#include "ohos_init.h"
+#include "cmsis_os2.h"
+#include "iot_gpio.h"
+#include "hi_io.h"
+#include "hi_time.h"
+#include "HX711.h"
+#include "hi_adc.h"
+#include "iot_errno.h"
+#include "oled/oled_ssd1306.h"
+void *RobotCarTestTask(void* param)
+{
+	 Init_Hx711();
+     OledInit();
+    OledFillScreen(0);
+     Get_Maopi();
+     static char line[32] = {0};
+     while (1) {
+        float a = Get_Weight();
+        
+        printf("yali = %0.2fg\r\n",a/10.0);
+        OledFillScreen(0x00);
+
+        OledShowString(0, 0, "Sensor values:", 1);
+        
+        snprintf(line, sizeof(line), "weight: %.2fg", a/10.0);
+        OledShowString(0, 1, line, 1);
+        osDelay(20);        
+    }
+}
+void RobotCarDemo(void)
+{
+    osThreadAttr_t attr;
+
+    attr.name = "RobotCarTestTask";
+    attr.attr_bits = 0U;
+    attr.cb_mem = NULL;
+    attr.cb_size = 0U;
+    attr.stack_mem = NULL;
+    attr.stack_size = 10240;
+    attr.priority = 25;
+    if (osThreadNew(RobotCarTestTask, NULL, &attr) == NULL) {
+        printf("[Ssd1306TestDemo] Falied to create RobotCarTestTask!\n");
+    }
+}
+APP_FEATURE_INIT(RobotCarDemo);
\ No newline at end of file
diff --git a/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/oled/oled_fonts.h b/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/oled/oled_fonts.h
new file mode 100644
index 0000000000000000000000000000000000000000..1a936cdbbcecf7e6b57b7b5ccdde80854aadb239
--- /dev/null
+++ b/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/oled/oled_fonts.h
@@ -0,0 +1,201 @@
+#ifndef OLOED_FONTS_H
+#define OLOED_FONTS_H
+
+/************************************6*8的点阵************************************/
+static unsigned char F6x8[][6] =
+{
+    { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, // sp
+    { 0x00, 0x00, 0x00, 0x2f, 0x00, 0x00 }, // !
+    { 0x00, 0x00, 0x07, 0x00, 0x07, 0x00 }, // "
+    { 0x00, 0x14, 0x7f, 0x14, 0x7f, 0x14 }, // #
+    { 0x00, 0x24, 0x2a, 0x7f, 0x2a, 0x12 }, // $
+    { 0x00, 0x62, 0x64, 0x08, 0x13, 0x23 }, // %
+    { 0x00, 0x36, 0x49, 0x55, 0x22, 0x50 }, // &
+    { 0x00, 0x00, 0x05, 0x03, 0x00, 0x00 }, // '
+    { 0x00, 0x00, 0x1c, 0x22, 0x41, 0x00 }, // (
+    { 0x00, 0x00, 0x41, 0x22, 0x1c, 0x00 }, // )
+    { 0x00, 0x14, 0x08, 0x3E, 0x08, 0x14 }, // *
+    { 0x00, 0x08, 0x08, 0x3E, 0x08, 0x08 }, // +
+    { 0x00, 0x00, 0x00, 0xA0, 0x60, 0x00 }, // ,
+    { 0x00, 0x08, 0x08, 0x08, 0x08, 0x08 }, // -
+    { 0x00, 0x00, 0x60, 0x60, 0x00, 0x00 }, // .
+    { 0x00, 0x20, 0x10, 0x08, 0x04, 0x02 }, // /
+    { 0x00, 0x3E, 0x51, 0x49, 0x45, 0x3E }, // 0
+    { 0x00, 0x00, 0x42, 0x7F, 0x40, 0x00 }, // 1
+    { 0x00, 0x42, 0x61, 0x51, 0x49, 0x46 }, // 2
+    { 0x00, 0x21, 0x41, 0x45, 0x4B, 0x31 }, // 3
+    { 0x00, 0x18, 0x14, 0x12, 0x7F, 0x10 }, // 4
+    { 0x00, 0x27, 0x45, 0x45, 0x45, 0x39 }, // 5
+    { 0x00, 0x3C, 0x4A, 0x49, 0x49, 0x30 }, // 6
+    { 0x00, 0x01, 0x71, 0x09, 0x05, 0x03 }, // 7
+    { 0x00, 0x36, 0x49, 0x49, 0x49, 0x36 }, // 8
+    { 0x00, 0x06, 0x49, 0x49, 0x29, 0x1E }, // 9
+    { 0x00, 0x00, 0x36, 0x36, 0x00, 0x00 }, // :
+    { 0x00, 0x00, 0x56, 0x36, 0x00, 0x00 }, // ;
+    { 0x00, 0x08, 0x14, 0x22, 0x41, 0x00 }, // <
+    { 0x00, 0x14, 0x14, 0x14, 0x14, 0x14 }, // =
+    { 0x00, 0x00, 0x41, 0x22, 0x14, 0x08 }, // >
+    { 0x00, 0x02, 0x01, 0x51, 0x09, 0x06 }, // ?
+    { 0x00, 0x32, 0x49, 0x59, 0x51, 0x3E }, // @
+    { 0x00, 0x7C, 0x12, 0x11, 0x12, 0x7C }, // A
+    { 0x00, 0x7F, 0x49, 0x49, 0x49, 0x36 }, // B
+    { 0x00, 0x3E, 0x41, 0x41, 0x41, 0x22 }, // C
+    { 0x00, 0x7F, 0x41, 0x41, 0x22, 0x1C }, // D
+    { 0x00, 0x7F, 0x49, 0x49, 0x49, 0x41 }, // E
+    { 0x00, 0x7F, 0x09, 0x09, 0x09, 0x01 }, // F
+    { 0x00, 0x3E, 0x41, 0x49, 0x49, 0x7A }, // G
+    { 0x00, 0x7F, 0x08, 0x08, 0x08, 0x7F }, // H
+    { 0x00, 0x00, 0x41, 0x7F, 0x41, 0x00 }, // I
+    { 0x00, 0x20, 0x40, 0x41, 0x3F, 0x01 }, // J
+    { 0x00, 0x7F, 0x08, 0x14, 0x22, 0x41 }, // K
+    { 0x00, 0x7F, 0x40, 0x40, 0x40, 0x40 }, // L
+    { 0x00, 0x7F, 0x02, 0x0C, 0x02, 0x7F }, // M
+    { 0x00, 0x7F, 0x04, 0x08, 0x10, 0x7F }, // N
+    { 0x00, 0x3E, 0x41, 0x41, 0x41, 0x3E }, // O
+    { 0x00, 0x7F, 0x09, 0x09, 0x09, 0x06 }, // P
+    { 0x00, 0x3E, 0x41, 0x51, 0x21, 0x5E }, // Q
+    { 0x00, 0x7F, 0x09, 0x19, 0x29, 0x46 }, // R
+    { 0x00, 0x46, 0x49, 0x49, 0x49, 0x31 }, // S
+    { 0x00, 0x01, 0x01, 0x7F, 0x01, 0x01 }, // T
+    { 0x00, 0x3F, 0x40, 0x40, 0x40, 0x3F }, // U
+    { 0x00, 0x1F, 0x20, 0x40, 0x20, 0x1F }, // V
+    { 0x00, 0x3F, 0x40, 0x38, 0x40, 0x3F }, // W
+    { 0x00, 0x63, 0x14, 0x08, 0x14, 0x63 }, // X
+    { 0x00, 0x07, 0x08, 0x70, 0x08, 0x07 }, // Y
+    { 0x00, 0x61, 0x51, 0x49, 0x45, 0x43 }, // Z
+    { 0x00, 0x00, 0x7F, 0x41, 0x41, 0x00 }, // [
+    { 0x00, 0x55, 0x2A, 0x55, 0x2A, 0x55 }, // 55
+    { 0x00, 0x00, 0x41, 0x41, 0x7F, 0x00 }, // ]
+    { 0x00, 0x04, 0x02, 0x01, 0x02, 0x04 }, // ^
+    { 0x00, 0x40, 0x40, 0x40, 0x40, 0x40 }, // _
+    { 0x00, 0x00, 0x01, 0x02, 0x04, 0x00 }, // '
+    { 0x00, 0x20, 0x54, 0x54, 0x54, 0x78 }, // a
+    { 0x00, 0x7F, 0x48, 0x44, 0x44, 0x38 }, // b
+    { 0x00, 0x38, 0x44, 0x44, 0x44, 0x20 }, // c
+    { 0x00, 0x38, 0x44, 0x44, 0x48, 0x7F }, // d
+    { 0x00, 0x38, 0x54, 0x54, 0x54, 0x18 }, // e
+    { 0x00, 0x08, 0x7E, 0x09, 0x01, 0x02 }, // f
+    { 0x00, 0x18, 0xA4, 0xA4, 0xA4, 0x7C }, // g
+    { 0x00, 0x7F, 0x08, 0x04, 0x04, 0x78 }, // h
+    { 0x00, 0x00, 0x44, 0x7D, 0x40, 0x00 }, // i
+    { 0x00, 0x40, 0x80, 0x84, 0x7D, 0x00 }, // j
+    { 0x00, 0x7F, 0x10, 0x28, 0x44, 0x00 }, // k
+    { 0x00, 0x00, 0x41, 0x7F, 0x40, 0x00 }, // l
+    { 0x00, 0x7C, 0x04, 0x18, 0x04, 0x78 }, // m
+    { 0x00, 0x7C, 0x08, 0x04, 0x04, 0x78 }, // n
+    { 0x00, 0x38, 0x44, 0x44, 0x44, 0x38 }, // o
+    { 0x00, 0xFC, 0x24, 0x24, 0x24, 0x18 }, // p
+    { 0x00, 0x18, 0x24, 0x24, 0x18, 0xFC }, // q
+    { 0x00, 0x7C, 0x08, 0x04, 0x04, 0x08 }, // r
+    { 0x00, 0x48, 0x54, 0x54, 0x54, 0x20 }, // s
+    { 0x00, 0x04, 0x3F, 0x44, 0x40, 0x20 }, // t
+    { 0x00, 0x3C, 0x40, 0x40, 0x20, 0x7C }, // u
+    { 0x00, 0x1C, 0x20, 0x40, 0x20, 0x1C }, // v
+    { 0x00, 0x3C, 0x40, 0x30, 0x40, 0x3C }, // w
+    { 0x00, 0x44, 0x28, 0x10, 0x28, 0x44 }, // x
+    { 0x00, 0x1C, 0xA0, 0xA0, 0xA0, 0x7C }, // y
+    { 0x00, 0x44, 0x64, 0x54, 0x4C, 0x44 }, // z
+    { 0x14, 0x14, 0x14, 0x14, 0x14, 0x14 }, // horiz lines
+};
+
+/****************************************8*16的点阵************************************/
+static const unsigned char F8X16[]=
+{
+    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,// 0
+    0x00,0x00,0x00,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x33,0x30,0x00,0x00,0x00,//! 1
+    0x00,0x10,0x0C,0x06,0x10,0x0C,0x06,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//" 2
+    0x40,0xC0,0x78,0x40,0xC0,0x78,0x40,0x00,0x04,0x3F,0x04,0x04,0x3F,0x04,0x04,0x00,//# 3
+    0x00,0x70,0x88,0xFC,0x08,0x30,0x00,0x00,0x00,0x18,0x20,0xFF,0x21,0x1E,0x00,0x00,//$ 4
+    0xF0,0x08,0xF0,0x00,0xE0,0x18,0x00,0x00,0x00,0x21,0x1C,0x03,0x1E,0x21,0x1E,0x00,//% 5
+    0x00,0xF0,0x08,0x88,0x70,0x00,0x00,0x00,0x1E,0x21,0x23,0x24,0x19,0x27,0x21,0x10,//& 6
+    0x10,0x16,0x0E,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//' 7
+    0x00,0x00,0x00,0xE0,0x18,0x04,0x02,0x00,0x00,0x00,0x00,0x07,0x18,0x20,0x40,0x00,//( 8
+    0x00,0x02,0x04,0x18,0xE0,0x00,0x00,0x00,0x00,0x40,0x20,0x18,0x07,0x00,0x00,0x00,//) 9
+    0x40,0x40,0x80,0xF0,0x80,0x40,0x40,0x00,0x02,0x02,0x01,0x0F,0x01,0x02,0x02,0x00,//* 10
+    0x00,0x00,0x00,0xF0,0x00,0x00,0x00,0x00,0x01,0x01,0x01,0x1F,0x01,0x01,0x01,0x00,//+ 11
+    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xB0,0x70,0x00,0x00,0x00,0x00,0x00,//, 12
+    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x01,0x01,0x01,0x01,0x01,//- 13
+    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00,0x00,0x00,//. 14
+    0x00,0x00,0x00,0x00,0x80,0x60,0x18,0x04,0x00,0x60,0x18,0x06,0x01,0x00,0x00,0x00,/// 15
+    0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x0F,0x10,0x20,0x20,0x10,0x0F,0x00,//0 16
+    0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,//1 17
+    0x00,0x70,0x08,0x08,0x08,0x88,0x70,0x00,0x00,0x30,0x28,0x24,0x22,0x21,0x30,0x00,//2 18
+    0x00,0x30,0x08,0x88,0x88,0x48,0x30,0x00,0x00,0x18,0x20,0x20,0x20,0x11,0x0E,0x00,//3 19
+    0x00,0x00,0xC0,0x20,0x10,0xF8,0x00,0x00,0x00,0x07,0x04,0x24,0x24,0x3F,0x24,0x00,//4 20
+    0x00,0xF8,0x08,0x88,0x88,0x08,0x08,0x00,0x00,0x19,0x21,0x20,0x20,0x11,0x0E,0x00,//5 21
+    0x00,0xE0,0x10,0x88,0x88,0x18,0x00,0x00,0x00,0x0F,0x11,0x20,0x20,0x11,0x0E,0x00,//6 22
+    0x00,0x38,0x08,0x08,0xC8,0x38,0x08,0x00,0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00,//7 23
+    0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00,//8 24
+    0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x00,0x31,0x22,0x22,0x11,0x0F,0x00,//9 25
+    0x00,0x00,0x00,0xC0,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00,//: 26
+    0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x60,0x00,0x00,0x00,0x00,//; 27
+    0x00,0x00,0x80,0x40,0x20,0x10,0x08,0x00,0x00,0x01,0x02,0x04,0x08,0x10,0x20,0x00,//< 28
+    0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x00,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x00,//= 29
+    0x00,0x08,0x10,0x20,0x40,0x80,0x00,0x00,0x00,0x20,0x10,0x08,0x04,0x02,0x01,0x00,//> 30
+    0x00,0x70,0x48,0x08,0x08,0x08,0xF0,0x00,0x00,0x00,0x00,0x30,0x36,0x01,0x00,0x00,//? 31
+    0xC0,0x30,0xC8,0x28,0xE8,0x10,0xE0,0x00,0x07,0x18,0x27,0x24,0x23,0x14,0x0B,0x00,//@ 32
+    0x00,0x00,0xC0,0x38,0xE0,0x00,0x00,0x00,0x20,0x3C,0x23,0x02,0x02,0x27,0x38,0x20,//A 33
+    0x08,0xF8,0x88,0x88,0x88,0x70,0x00,0x00,0x20,0x3F,0x20,0x20,0x20,0x11,0x0E,0x00,//B 34
+    0xC0,0x30,0x08,0x08,0x08,0x08,0x38,0x00,0x07,0x18,0x20,0x20,0x20,0x10,0x08,0x00,//C 35
+    0x08,0xF8,0x08,0x08,0x08,0x10,0xE0,0x00,0x20,0x3F,0x20,0x20,0x20,0x10,0x0F,0x00,//D 36
+    0x08,0xF8,0x88,0x88,0xE8,0x08,0x10,0x00,0x20,0x3F,0x20,0x20,0x23,0x20,0x18,0x00,//E 37
+    0x08,0xF8,0x88,0x88,0xE8,0x08,0x10,0x00,0x20,0x3F,0x20,0x00,0x03,0x00,0x00,0x00,//F 38
+    0xC0,0x30,0x08,0x08,0x08,0x38,0x00,0x00,0x07,0x18,0x20,0x20,0x22,0x1E,0x02,0x00,//G 39
+    0x08,0xF8,0x08,0x00,0x00,0x08,0xF8,0x08,0x20,0x3F,0x21,0x01,0x01,0x21,0x3F,0x20,//H 40
+    0x00,0x08,0x08,0xF8,0x08,0x08,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,//I 41
+    0x00,0x00,0x08,0x08,0xF8,0x08,0x08,0x00,0xC0,0x80,0x80,0x80,0x7F,0x00,0x00,0x00,//J 42
+    0x08,0xF8,0x88,0xC0,0x28,0x18,0x08,0x00,0x20,0x3F,0x20,0x01,0x26,0x38,0x20,0x00,//K 43
+    0x08,0xF8,0x08,0x00,0x00,0x00,0x00,0x00,0x20,0x3F,0x20,0x20,0x20,0x20,0x30,0x00,//L 44
+    0x08,0xF8,0xF8,0x00,0xF8,0xF8,0x08,0x00,0x20,0x3F,0x00,0x3F,0x00,0x3F,0x20,0x00,//M 45
+    0x08,0xF8,0x30,0xC0,0x00,0x08,0xF8,0x08,0x20,0x3F,0x20,0x00,0x07,0x18,0x3F,0x00,//N 46
+    0xE0,0x10,0x08,0x08,0x08,0x10,0xE0,0x00,0x0F,0x10,0x20,0x20,0x20,0x10,0x0F,0x00,//O 47
+    0x08,0xF8,0x08,0x08,0x08,0x08,0xF0,0x00,0x20,0x3F,0x21,0x01,0x01,0x01,0x00,0x00,//P 48
+    0xE0,0x10,0x08,0x08,0x08,0x10,0xE0,0x00,0x0F,0x18,0x24,0x24,0x38,0x50,0x4F,0x00,//Q 49
+    0x08,0xF8,0x88,0x88,0x88,0x88,0x70,0x00,0x20,0x3F,0x20,0x00,0x03,0x0C,0x30,0x20,//R 50
+    0x00,0x70,0x88,0x08,0x08,0x08,0x38,0x00,0x00,0x38,0x20,0x21,0x21,0x22,0x1C,0x00,//S 51
+    0x18,0x08,0x08,0xF8,0x08,0x08,0x18,0x00,0x00,0x00,0x20,0x3F,0x20,0x00,0x00,0x00,//T 52
+    0x08,0xF8,0x08,0x00,0x00,0x08,0xF8,0x08,0x00,0x1F,0x20,0x20,0x20,0x20,0x1F,0x00,//U 53
+    0x08,0x78,0x88,0x00,0x00,0xC8,0x38,0x08,0x00,0x00,0x07,0x38,0x0E,0x01,0x00,0x00,//V 54
+    0xF8,0x08,0x00,0xF8,0x00,0x08,0xF8,0x00,0x03,0x3C,0x07,0x00,0x07,0x3C,0x03,0x00,//W 55
+    0x08,0x18,0x68,0x80,0x80,0x68,0x18,0x08,0x20,0x30,0x2C,0x03,0x03,0x2C,0x30,0x20,//X 56
+    0x08,0x38,0xC8,0x00,0xC8,0x38,0x08,0x00,0x00,0x00,0x20,0x3F,0x20,0x00,0x00,0x00,//Y 57
+    0x10,0x08,0x08,0x08,0xC8,0x38,0x08,0x00,0x20,0x38,0x26,0x21,0x20,0x20,0x18,0x00,//Z 58
+    0x00,0x00,0x00,0xFE,0x02,0x02,0x02,0x00,0x00,0x00,0x00,0x7F,0x40,0x40,0x40,0x00,//[ 59
+    0x00,0x0C,0x30,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x06,0x38,0xC0,0x00,//\ 60
+    0x00,0x02,0x02,0x02,0xFE,0x00,0x00,0x00,0x00,0x40,0x40,0x40,0x7F,0x00,0x00,0x00,//] 61
+    0x00,0x00,0x04,0x02,0x02,0x02,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//^ 62
+    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,//_ 63
+    0x00,0x02,0x02,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//` 64
+    0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x19,0x24,0x22,0x22,0x22,0x3F,0x20,//a 65
+    0x08,0xF8,0x00,0x80,0x80,0x00,0x00,0x00,0x00,0x3F,0x11,0x20,0x20,0x11,0x0E,0x00,//b 66
+    0x00,0x00,0x00,0x80,0x80,0x80,0x00,0x00,0x00,0x0E,0x11,0x20,0x20,0x20,0x11,0x00,//c 67
+    0x00,0x00,0x00,0x80,0x80,0x88,0xF8,0x00,0x00,0x0E,0x11,0x20,0x20,0x10,0x3F,0x20,//d 68
+    0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x1F,0x22,0x22,0x22,0x22,0x13,0x00,//e 69
+    0x00,0x80,0x80,0xF0,0x88,0x88,0x88,0x18,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,//f 70
+    0x00,0x00,0x80,0x80,0x80,0x80,0x80,0x00,0x00,0x6B,0x94,0x94,0x94,0x93,0x60,0x00,//g 71
+    0x08,0xF8,0x00,0x80,0x80,0x80,0x00,0x00,0x20,0x3F,0x21,0x00,0x00,0x20,0x3F,0x20,//h 72
+    0x00,0x80,0x98,0x98,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,//i 73
+    0x00,0x00,0x00,0x80,0x98,0x98,0x00,0x00,0x00,0xC0,0x80,0x80,0x80,0x7F,0x00,0x00,//j 74
+    0x08,0xF8,0x00,0x00,0x80,0x80,0x80,0x00,0x20,0x3F,0x24,0x02,0x2D,0x30,0x20,0x00,//k 75
+    0x00,0x08,0x08,0xF8,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,//l 76
+    0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x00,0x20,0x3F,0x20,0x00,0x3F,0x20,0x00,0x3F,//m 77
+    0x80,0x80,0x00,0x80,0x80,0x80,0x00,0x00,0x20,0x3F,0x21,0x00,0x00,0x20,0x3F,0x20,//n 78
+    0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x1F,0x20,0x20,0x20,0x20,0x1F,0x00,//o 79
+    0x80,0x80,0x00,0x80,0x80,0x00,0x00,0x00,0x80,0xFF,0xA1,0x20,0x20,0x11,0x0E,0x00,//p 80
+    0x00,0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00,0x0E,0x11,0x20,0x20,0xA0,0xFF,0x80,//q 81
+    0x80,0x80,0x80,0x00,0x80,0x80,0x80,0x00,0x20,0x20,0x3F,0x21,0x20,0x00,0x01,0x00,//r 82
+    0x00,0x00,0x80,0x80,0x80,0x80,0x80,0x00,0x00,0x33,0x24,0x24,0x24,0x24,0x19,0x00,//s 83
+    0x00,0x80,0x80,0xE0,0x80,0x80,0x00,0x00,0x00,0x00,0x00,0x1F,0x20,0x20,0x00,0x00,//t 84
+    0x80,0x80,0x00,0x00,0x00,0x80,0x80,0x00,0x00,0x1F,0x20,0x20,0x20,0x10,0x3F,0x20,//u 85
+    0x80,0x80,0x80,0x00,0x00,0x80,0x80,0x80,0x00,0x01,0x0E,0x30,0x08,0x06,0x01,0x00,//v 86
+    0x80,0x80,0x00,0x80,0x00,0x80,0x80,0x80,0x0F,0x30,0x0C,0x03,0x0C,0x30,0x0F,0x00,//w 87
+    0x00,0x80,0x80,0x00,0x80,0x80,0x80,0x00,0x00,0x20,0x31,0x2E,0x0E,0x31,0x20,0x00,//x 88
+    0x80,0x80,0x80,0x00,0x00,0x80,0x80,0x80,0x80,0x81,0x8E,0x70,0x18,0x06,0x01,0x00,//y 89
+    0x00,0x80,0x80,0x80,0x80,0x80,0x80,0x00,0x00,0x21,0x30,0x2C,0x22,0x21,0x30,0x00,//z 90
+    0x00,0x00,0x00,0x00,0x80,0x7C,0x02,0x02,0x00,0x00,0x00,0x00,0x00,0x3F,0x40,0x40,//{ 91
+    0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0x00,//| 92
+    0x00,0x02,0x02,0x7C,0x80,0x00,0x00,0x00,0x00,0x40,0x40,0x3F,0x00,0x00,0x00,0x00,//} 93
+    0x00,0x06,0x01,0x01,0x02,0x02,0x04,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//~ 94
+};
+
+#endif
\ No newline at end of file
diff --git a/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/oled/oled_ssd1306.c b/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/oled/oled_ssd1306.c
new file mode 100644
index 0000000000000000000000000000000000000000..0578918ebddafe0400de5211cee82b89f53a5b12
--- /dev/null
+++ b/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/oled/oled_ssd1306.c
@@ -0,0 +1,198 @@
+#include <stddef.h>
+#include <stdio.h>
+#include "oled_ssd1306.h"
+#include "iot_gpio.h"
+#include "iot_i2c.h"
+#include "iot_errno.h"
+#include "oled_fonts.h"
+
+#define ARRAY_SIZE(a) sizeof(a)/sizeof(a[0])
+
+#define OLED_I2C_IDX 0
+
+#define OLED_WIDTH    (128)
+#define OLED_I2C_ADDR 0x78 // 默认地址为 0x78
+#define OLED_I2C_CMD 0x00 // 0000 0000       写命令
+#define OLED_I2C_DATA 0x40 // 0100 0000(0x40) 写数据
+#define OLED_I2C_BAUDRATE (400*1000) // 400k
+
+#define DELAY_100_MS (100*1000)
+
+
+// unsigned int I2cSetBaudrate(WifiIotI2cIdx id, unsigned int baudrate);
+typedef struct {
+    /** Pointer to the buffer storing data to send */
+    unsigned char *sendBuf;
+    /** Length of data to send */
+    unsigned int  sendLen;
+    /** Pointer to the buffer for storing data to receive */
+    unsigned char *receiveBuf;
+    /** Length of data received */
+    unsigned int  receiveLen;
+} IotI2cData;
+
+static uint32_t I2cWiteByte(uint8_t regAddr, uint8_t byte)
+{
+    unsigned int id = OLED_I2C_IDX;
+    uint8_t buffer[] = {regAddr, byte};
+    IotI2cData i2cData = {0};
+
+    i2cData.sendBuf = buffer;
+    i2cData.sendLen = sizeof(buffer)/sizeof(buffer[0]);
+
+    return IoTI2cWrite(id, OLED_I2C_ADDR, i2cData.sendBuf, i2cData.sendLen);
+}
+
+/**
+ * @brief Write a command byte to OLED device.
+ *
+ * @param cmd the commnad byte to be writen.
+ * @return Returns {@link IOT_SUCCESS} if the operation is successful;
+ * returns an error code defined in {@link wifiiot_errno.h} otherwise.
+ */
+static uint32_t WriteCmd(uint8_t cmd)
+{
+    return I2cWiteByte(OLED_I2C_CMD, cmd);
+}
+
+/**
+ * @brief Write a data byte to OLED device.
+ *
+ * @param cmd the data byte to be writen.
+ * @return Returns {@link IOT_SUCCESS} if the operation is successful;
+ * returns an error code defined in {@link wifiiot_errno.h} otherwise.
+ */
+static uint32_t WriteData(uint8_t data)
+{
+	return I2cWiteByte(OLED_I2C_DATA, data);
+}
+
+/**
+ * @brief ssd1306 OLED Initialize.
+ */
+uint32_t OledInit(void)
+{
+    static const uint8_t initCmds[] = {
+        0xAE, // --display off
+        0x00, // ---set low column address
+        0x10, // ---set high column address
+        0x40, // --set start line address  
+        0xB0, // --set page address
+        0x81, // contract control
+        0xFF, // --128   
+        0xA1, // set segment remap 
+        0xA6, // --normal / reverse
+        0xA8, // --set multiplex ratio(1 to 64)
+        0x3F, // --1/32 duty
+        0xC8, // Com scan direction
+        0xD3, // -set display offset
+        0x00, // 
+        0xD5, // set osc division
+        0x80, // 
+        0xD8, // set area color mode off
+        0x05, // 
+        0xD9, // Set Pre-Charge Period
+        0xF1, // 
+        0xDA, // set com pin configuartion
+        0x12, // 
+        0xDB, // set Vcomh
+        0x30, // 
+        0x8D, // set charge pump enable
+        0x14, // 
+        0xAF, // --turn on oled panel
+    };
+
+    IoTGpioInit(13);
+    hi_io_set_func(13, 6);
+    IoTGpioInit(14);    
+    hi_io_set_func(14, 6);
+
+    IoTI2cInit(0, OLED_I2C_BAUDRATE);
+
+    for (size_t i = 0; i < ARRAY_SIZE(initCmds); i++) {
+        uint32_t status = WriteCmd(initCmds[i]);
+        if (status != IOT_SUCCESS) {
+            return status;
+        }
+    }
+    return IOT_SUCCESS;
+}
+
+void OledSetPosition(uint8_t x, uint8_t y)
+{
+    WriteCmd(0xb0 + y);
+    WriteCmd(((x & 0xf0) >> 4) | 0x10);
+    WriteCmd(x & 0x0f);
+}
+
+/*全屏填充*/
+void OledFillScreen(uint8_t fillData)
+{
+    uint8_t m = 0;
+    uint8_t n = 0;
+
+    for (m=0; m < 8; m++) {
+        WriteCmd(0xb0 + m);
+        WriteCmd(0x00);
+        WriteCmd(0x10);
+
+        for (n=0; n < 128; n++) {
+            WriteData(fillData);
+        }
+    }
+}
+
+/**
+ * @brief 8*16 typeface
+ * @param x: write positon start from x axis 
+ * @param y: write positon start from y axis
+ * @param ch: write data
+ * @param font: selected font
+ */
+void OledShowChar(uint8_t x, uint8_t y, uint8_t ch, Font font)
+{      	
+	uint8_t c = 0;
+    uint8_t i = 0;
+
+    c = ch - ' '; //得到偏移后的值	
+    if (x > OLED_WIDTH - 1) {
+        x = 0;
+        y = y + 2;
+    }
+
+    if (font == FONT8x16) {
+        OledSetPosition(x, y);	
+        for (i = 0; i < 8; i++){
+            WriteData(F8X16[c*16 + i]);
+        }
+
+        OledSetPosition(x, y+1);
+        for (i = 0; i < 8; i++) {
+            WriteData(F8X16[c*16 + i + 8]);
+        }
+    } else {
+        OledSetPosition(x, y);
+        for (i = 0; i < 6; i++) {
+            WriteData(F6x8[c][i]);
+        }
+    }
+}
+
+void OledShowString(uint8_t x, uint8_t y, const char* str, Font font)
+{
+	uint8_t j = 0;
+    if (str == NULL) {
+        printf("param is NULL,Please check!!!\r\n");
+        return;
+    }
+
+	while (str[j]) {
+        OledShowChar(x, y, str[j], font);
+		x += 8;
+		if (x > 120) {
+            x = 0;
+            y += 2;
+        }
+		j++;
+	}
+}
diff --git a/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/oled/oled_ssd1306.h b/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/oled/oled_ssd1306.h
new file mode 100644
index 0000000000000000000000000000000000000000..4dfaaf430c9155a82be5dcdec998902ff99f59cd
--- /dev/null
+++ b/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/oled/oled_ssd1306.h
@@ -0,0 +1,32 @@
+#ifndef OLED_SSD1306_H
+#define OLED_SSD1306_H
+
+#include <stdint.h>
+
+/**
+ * @brief ssd1306 OLED Initialize.
+ */
+uint32_t OledInit(void);
+
+/**
+ * @brief Set cursor position
+ *
+ * @param x the horizontal posistion of cursor
+ * @param y the vertical position of cursor 
+ * @return Returns {@link WIFI_IOT_SUCCESS} if the operation is successful;
+ * returns an error code defined in {@link wifiiot_errno.h} otherwise.
+ */
+void OledSetPosition(uint8_t x, uint8_t y);
+
+void OledFillScreen(uint8_t fillData);
+
+enum Font {
+    FONT6x8 = 1,
+    FONT8x16
+};
+typedef enum Font Font;
+
+void OledShowChar(uint8_t x, uint8_t y, uint8_t ch, Font font);
+void OledShowString(uint8_t x, uint8_t y, const char* str, Font font);
+
+#endif // OLED_SSD1306_H
diff --git a/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/ssd1306_test.c b/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/ssd1306_test.c
new file mode 100644
index 0000000000000000000000000000000000000000..68b596d6a17148644246be12d7cc85b92b972652
--- /dev/null
+++ b/src/application/drivers_sample/adc/sample_adc_sync_sample_yali/ssd1306_test.c
@@ -0,0 +1,87 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <memory.h>
+
+#include "ohos_init.h"
+#include "cmsis_os2.h"
+#include "iot_gpio.h"
+#include "hi_io.h"
+#include "hi_time.h"
+#include "ssd1306.h"
+#include "iot_i2c.h"
+#include "iot_watchdog.h"
+#include "robot_control.h"
+#include "iot_errno.h"
+
+#define OLED_I2C_BAUDRATE 400*1000
+#define GPIO13 13
+#define GPIO14 14
+#define FUNC_SDA 6
+#define FUNC_SCL 6
+extern unsigned char g_car_status;
+extern void HX711_Read(void);
+
+void Ssd1306TestTask(void* arg)
+{
+    (void) arg;
+    hi_io_set_func(GPIO13, FUNC_SDA);
+    hi_io_set_func(GPIO14, FUNC_SCL);
+    IoTI2cInit(0, OLED_I2C_BAUDRATE);
+
+    IoTWatchDogDisable();
+
+    usleep(20*1000);
+    ssd1306_Init();
+    ssd1306_Fill(Black);
+    ssd1306_SetCursor(0, 0);
+    ssd1306_DrawString("Hello OpenHarmony!", Font_7x10, White);
+
+    uint32_t start = HAL_GetTick();
+    ssd1306_UpdateScreen();
+    uint32_t end = HAL_GetTick();
+    printf("ssd1306_UpdateScreen time cost: %d ms.\r\n", end - start);
+    osDelay(100);
+
+    while (1)
+    {
+        printf("g_car_status is %d\r\n",g_car_status);
+        ssd1306_Fill(Black);
+        ssd1306_SetCursor(10, 10);
+        // if(g_car_status == CAR_OBSTACLE_AVOIDANCE_STATUS) {
+            
+        //     ssd1306_DrawString("ultrasonic", Font_7x10, White);
+            
+        // }
+        // else if (g_car_status == CAR_STOP_STATUS)
+        // {
+        //     ssd1306_DrawString("Robot Car Stop", Font_7x10, White);
+        // }
+        // else if (g_car_status == CAR_TRACE_STATUS)
+        // {
+        //     ssd1306_DrawString("trace", Font_7x10, White);
+        // }
+        int yali = HX711_Read();
+        ssd1306_DrawString("yali:"+yali, Font_7x10, White);
+        ssd1306_UpdateScreen();
+        osDelay(10);
+    }
+    
+}
+
+void Ssd1306TestDemo(void)
+{
+    osThreadAttr_t attr;
+
+    attr.name = "Ssd1306Task";
+    attr.attr_bits = 0U;
+    attr.cb_mem = NULL;
+    attr.cb_size = 0U;
+    attr.stack_mem = NULL;
+    attr.stack_size = 10240;
+    attr.priority = 25;
+
+    if (osThreadNew(Ssd1306TestTask, NULL, &attr) == NULL) {
+        printf("[Ssd1306TestDemo] Falied to create Ssd1306TestTask!\n");
+    }
+}
+APP_FEATURE_INIT(Ssd1306TestDemo);