void uart_print(UART_HandleTypeDef *huart,char* format,...) {
    char buf[128]={0};
    va_list ap;
    va_start(ap,format);
    vsprintf(buf,format,ap);
    va_end(ap);
    HAL_UART_Transmit(huart,(uint8_t*)buf,strlen(buf),HAL_MAX_DELAY);
}