一 函数头注释
example:摘自stm32库文件 stm32f10x_bkp.c
/**
* @brief reads data from the specified data backup register.
* @param bkp_dr: specifies the data backup register.
* this parameter can be bkp_drx where x:[1, 42]
* @retval the content of the specified data backup register
*/
uint16_t bkp_readbackupregister(uint16_t bkp_dr)
{
}
未完待续。