该程序通过调试，可以实现cc2420收发功能-The program through the debugger, you can realize CC2420 transceiver functions

在微机上模拟I2C总线的设计中，用并行口的D0（PIN2）模拟SCL信号，用D1（PIN3）模拟SDA信号。根据IIC总线的电平规范 -Computer simulation on the design of I2C bus with a parallel port D0 (PIN2) Analog SCL signal, with D1 (PIN3) Analog signal SDA. According to the IIC bus specification level

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8051单片机上4*4矩阵键盘的扫描方式2-none

编译通过的两块单片机读写双口RAM7132的原程序！供大家参考！-compiled by the two dual-port MCU literacy RAM7132 the original program! For your reference!

I2C的51源程序-source I2C 51

uCOS-II 2.52在51上的移植程序(大模式).rar-uCOS-II 2.52 of the 51 on the transplantation procedure (large model). rar

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c51无参数调用asm-decoder called with no arguments asm

lcd keyboard example