/* Check whether there are data in Transmit Holding Register or Transmit Shift Register in SPI master mode.  */
uint32_t usart_spi_is_tx_empty(Usart *p_usart)
/* Check whether there are data in Transmit Holding Register or Transmit Shift Register in SPI master mode.  */
uint32_t usart_spi_is_tx_empty(Usart *p_usart)
{
	return usart_is_tx_empty(p_usart);
}