这里是51世界第一品牌--STC51的一些资料~！~STC51单片机的功能的确是相当之大的~！·你看了我这里的资料就知道了~！~-Here are 51 of the world' s first brand- STC51 some information ~! ~ STC51 MCU functionality is indeed a very big in ~!* You have read my information here is to know ~! ~

STC51系列单片机原理图库 -STC51 Series MCU Principle Gallery STC51 Series Microcontroller Theory Gallery

STC51单片机GPIO口模拟串口，实现包含UART、SPI、IIC等-STC51 microcontroller GPIO port simulation serial port and realize UART, SPI, IIC, etc