  
 		demoּUARTΪSPISPI豸
 		ݴ䡣
 		demoͨUARTSPIӿ
		0x30ݣݣ
 		ӻص0x50ݺPD8(LED)˸
  ע
		UART֧SPIִ֧ӻ
		
			
