diff --git a/usersrc/usermain.c b/usersrc/usermain.c
index 7103418..2249b62 100644
--- a/usersrc/usermain.c
+++ b/usersrc/usermain.c
@@ -6,7 +6,7 @@
 #include "usart.h"
 #include "spi.h"
 
-#define READ_CMD 0xC0
+#define READ_CMD 0x80
 #define SPI_TIMEOUT_VALUE 1000
 #define SPI_CS_Enable() HAL_GPIO_WritePin(SPI_SEL_GPIO_Port, SPI_SEL_Pin, GPIO_PIN_RESET)
 #define SPI_CS_Disable() HAL_GPIO_WritePin(SPI_SEL_GPIO_Port, SPI_SEL_Pin, GPIO_PIN_SET)
@@ -14,11 +14,11 @@
 bool BSP_Read(uint8_t *pData, uint8_t register_address, uint32_t Size)
 {
   uint8_t cmd;
-  cmd = 0XCA;
-  // if (register_address <= 0x3F)
-  // {
-  //   cmd += register_address;
-  // }
+  cmd = READ_CMD;
+  if (register_address <= 0x3F)
+  {
+    cmd += register_address;
+  }
 
   SPI_CS_Enable();
   HAL_SPI_Transmit(&hspi1, &cmd, 1, SPI_TIMEOUT_VALUE);
@@ -36,8 +36,8 @@ void user_main()
 
   while (1)
   {
-    BSP_Read(&temp, 0X3F, 1);
+    BSP_Read(&temp, 0X06, 1);
     // HAL_UART_Transmit(&huart1, &temp, 1, 100);
-    // HAL_Delay(100);
+    HAL_Delay(100);
   }
 }