#ifndef __AHT21_H #define __AHT21_H #include "stm32f4xx_hal.h" #include "iic_hal.h" #include "delay.h" uint8_t AHT_Read_Status(void); void AHT_Reset(void); uint8_t AHT_Init(void); uint8_t AHT_Read(float *humi, float *temp); #endif