diff --git a/main/APP/app_task_sensors/app_task_sensors.c b/main/APP/app_task_sensors/app_task_sensors.c
new file mode 100644
index 0000000..3a11c32
--- /dev/null
+++ b/main/APP/app_task_sensors/app_task_sensors.c
@@ -0,0 +1,104 @@
+#include "app_task_sensors.h"
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "driver/i2c.h"
+
+#include "drv_bmp280_3v3.h"
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+
+#define SENSOR_DRV_I2C_MASTER_SCL_IO 33
+#define SENSOR_DRV_I2C_MASTER_SDA_IO 34
+#define SENSOR_DRV_I2C_MASTER_FREQ_HZ 100000
+#define SENSOR_DRV_I2C_CONTROLLER_PORT 0
+#define SENSOR_DRV_I2C_MASTER_TIMEOUT_MS 1000
+#define SENSOR_DRV_I2C_MASTER_RX_BUF_DISABLE 0
+#define SENSOR_DRV_I2C_MASTER_TX_BUF_DISABLE 0
+
+static i2c_config_t sg_drv_sensor_i2c_conf = {
+    .mode = I2C_MODE_MASTER,
+    .sda_io_num = SENSOR_DRV_I2C_MASTER_SDA_IO,
+    .scl_io_num = SENSOR_DRV_I2C_MASTER_SCL_IO,
+    .sda_pullup_en = GPIO_PULLUP_ENABLE,
+    .scl_pullup_en = GPIO_PULLUP_ENABLE,
+    .master.clk_speed = SENSOR_DRV_I2C_MASTER_FREQ_HZ,
+};
+
+static drv_bmp280_3v3_t* sg_drv_bmp280_handle = NULL;
+
+static uint8_t drv_i2c_read(uint8_t chip_addr, uint8_t reg_addr, uint8_t *data, uint16_t data_len)
+{
+    int ret = i2c_master_write_read_device(SENSOR_DRV_I2C_CONTROLLER_PORT, chip_addr , &reg_addr, 1, data, data_len, SENSOR_DRV_I2C_MASTER_TIMEOUT_MS / portTICK_RATE_MS);
+    
+    if (ret) {
+        printf("I2C read error = %d\r\n", ret);
+    }
+    return 0;
+}
+
+static uint8_t drv_i2c_write(uint8_t chip_addr, uint8_t reg_addr, uint8_t data)
+{
+    int ret;
+    uint8_t write_buf[2] = {reg_addr, data};
+
+    ret = i2c_master_write_to_device(SENSOR_DRV_I2C_CONTROLLER_PORT, chip_addr, write_buf, sizeof(write_buf), SENSOR_DRV_I2C_MASTER_TIMEOUT_MS / portTICK_RATE_MS);
+
+    if (ret) {
+        printf("I2C write error = %d\r\n", ret);
+    }
+    return 0;
+}
+
+static uint8_t _app_task_sensors_drv_init()
+{
+    sg_drv_bmp280_handle = malloc(sizeof(drv_bmp280_3v3_t));
+    memset(sg_drv_bmp280_handle, 0, sizeof(drv_bmp280_3v3_t));
+    sg_drv_bmp280_handle->drv_i2c_read = drv_i2c_read;
+    sg_drv_bmp280_handle->drv_i2c_write = drv_i2c_write;
+    drv_bmp280_3v3_init(sg_drv_bmp280_handle);
+    return 0;
+}
+
+static uint8_t _app_task_sensors_drv_deinit()
+{
+    
+    return 0;
+}
+
+static esp_err_t _app_task_sensors_esp_i2c_init()
+{
+    i2c_param_config(SENSOR_DRV_I2C_CONTROLLER_PORT, &sg_drv_sensor_i2c_conf);
+
+    return i2c_driver_install(SENSOR_DRV_I2C_CONTROLLER_PORT, sg_drv_sensor_i2c_conf.mode, SENSOR_DRV_I2C_MASTER_RX_BUF_DISABLE, SENSOR_DRV_I2C_MASTER_TX_BUF_DISABLE, 0);
+}
+
+static void _app_task_sensors_run()
+{
+    int ret = 0;
+    uint32_t presure = 0;
+    ret = _app_task_sensors_esp_i2c_init();
+    if (ret) {
+        printf("sensor i2c init faild = %d\r\n", ret);
+        return;
+    }
+
+    _app_task_sensors_drv_init();
+
+    while(1) {
+        drv_bmp280_3v3_get_pressure(sg_drv_bmp280_handle, &presure);
+        vTaskDelay(100);
+    }
+}
+
+uint8_t app_task_sensors_start()
+{
+    vTaskDelay(10);
+    xTaskCreatePinnedToCore(_app_task_sensors_run, "sensor task", 4096, NULL, 7, NULL, tskNO_AFFINITY);
+    return 0;
+}
+
+uint8_t app_task_sensors_stop()
+{
+    return 0;
+}
diff --git a/main/APP/app_task_sensors/app_task_sensors.h b/main/APP/app_task_sensors/app_task_sensors.h
new file mode 100644
index 0000000..dcef346
--- /dev/null
+++ b/main/APP/app_task_sensors/app_task_sensors.h
@@ -0,0 +1,17 @@
+#ifndef __APP_TASK_SENSORS_H__
+#define __APP_TASK_SENSORS_H__
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+uint8_t app_task_sensors_start();
+
+uint8_t app_task_sensors_stop();
+
+#ifdef __cplusplus
+}
+#endif
+#endif//__APP_TASK_SENSORS_H__
\ No newline at end of file
diff --git a/main/CMakeLists.txt b/main/CMakeLists.txt
index 3444f47..010c4d4 100644
--- a/main/CMakeLists.txt
+++ b/main/CMakeLists.txt
@@ -4,9 +4,13 @@ idf_component_register(
     "APP/app_task_hello"
     "APP/app_task_wifi"
     "APP/app_task_mqtt"
+    "APP/app_task_sensors"
+    "drivers/drv_bmp280_3v3"
     INCLUDE_DIRS
     "."
     "APP/app_task_hello"
     "APP/app_task_wifi"
     "APP/app_task_mqtt"
+    "APP/app_task_sensors"
+    "drivers/drv_bmp280_3v3"
 )
diff --git a/main/app_main.c b/main/app_main.c
index 94893f5..2a48bb5 100644
--- a/main/app_main.c
+++ b/main/app_main.c
@@ -17,6 +17,7 @@
 #include "app_task_hello.h"
 #include "app_task_wifi.h"
 #include "app_task_mqtt.h"
+#include "app_task_sensors.h"
 
 #include "app_main.h"
 
@@ -44,6 +45,7 @@ void app_main(void)
     // app_hello_task_start();
     app_task_wifi_start();
     app_task_mqtt_start();
+    app_task_sensors_start();
 
     /* Print chip information */
     esp_chip_info_t chip_info;
diff --git a/main/drivers/drv_bmp280_3v3/drv_bmp280_3v3.c b/main/drivers/drv_bmp280_3v3/drv_bmp280_3v3.c
new file mode 100644
index 0000000..c780bf7
--- /dev/null
+++ b/main/drivers/drv_bmp280_3v3/drv_bmp280_3v3.c
@@ -0,0 +1,39 @@
+#include "drv_bmp280_3v3.h"
+#include <stdio.h>
+
+#define DRV_BMP280_3V3_CHIP_ADDR 0x76
+
+uint8_t drv_bmp280_3v3_init(drv_bmp280_3v3_t *handle)
+{
+    if (!handle || !handle->drv_i2c_read || !handle->drv_i2c_write) {
+        return 1;
+    }
+    handle->chip_addr = DRV_BMP280_3V3_CHIP_ADDR;
+    handle->is_drv_init = 1;
+    handle->drv_state = 1;
+    return 0;
+}
+
+uint8_t drv_bmp280_3v3_get_pressure(drv_bmp280_3v3_t *handle, uint32_t *presure)
+{
+    if (!handle) {
+        return 1;
+    }
+
+    uint8_t data = 0;
+    handle->drv_i2c_read(handle->chip_addr, 0x88, &data, 1);
+    printf("%d\r\n", data);
+
+    return 0;
+}
+
+uint8_t drv_bmp280_3v3_get_tempreture(drv_bmp280_3v3_t *handle, uint32_t *temperature)
+{
+    return 0;
+}
+
+uint8_t drv_bmp280_3v3_deinit(drv_bmp280_3v3_t *handle)
+{
+    handle->is_drv_init = 0;
+    return 0;
+}
diff --git a/main/drivers/drv_bmp280_3v3/drv_bmp280_3v3.h b/main/drivers/drv_bmp280_3v3/drv_bmp280_3v3.h
new file mode 100644
index 0000000..47451a7
--- /dev/null
+++ b/main/drivers/drv_bmp280_3v3/drv_bmp280_3v3.h
@@ -0,0 +1,27 @@
+#ifndef __DRV_BMP280_3V3_H__
+#define __DRV_BMP280_3V3_H__
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct _drv_bmp280_3v3_t_
+{
+    uint8_t is_drv_init;
+    uint8_t drv_state;
+    uint8_t chip_addr;
+    uint8_t (*drv_i2c_read)(uint8_t chip_addr, uint8_t reg_addr, uint8_t *data, uint16_t data_len);
+    uint8_t (*drv_i2c_write)(uint8_t chip_addr, uint8_t reg_addr, uint8_t data);
+} drv_bmp280_3v3_t;
+
+uint8_t drv_bmp280_3v3_init(drv_bmp280_3v3_t *handle);
+uint8_t drv_bmp280_3v3_get_pressure(drv_bmp280_3v3_t *handle, uint32_t *presure);
+uint8_t drv_bmp280_3v3_get_tempreture(drv_bmp280_3v3_t *handle, uint32_t *temperature);
+uint8_t drv_bmp280_3v3_deinit(drv_bmp280_3v3_t *handle);
+
+#ifdef __cplusplus
+}
+#endif
+#endif//__DRV_BMP280_3V3_H__
\ No newline at end of file