Content originally posted in LPCWare by xijianweijian on Sun Mar 30 01:44:17 MST 2014LPCXpresso LPC1114CN – Coocox demo board (Cortex-M0)这事开发板的型号请问这个开发板的I/O口能不能做到像51的I/O口那样,不知道为什么我再用I/O口做模拟SPI通信的时候就是无效,原因不是很清楚,是不是因为写错了什么还是这个开发板的低功耗特性之类的?外设是RC522顺便把源代码奉上,请指教谢谢。Original Attachment has been moved to: 05-UART.zip