将键盘发回的数据放到一个缓冲区里（数组），当按键结束后发生内部中断来处理所按的按键...

这是一个ST7920液晶的串行数据发送程序如果需要发送地址的话就改动RS位为1。-This a LCD Driver serial data if this procedure addresses this need in the case of changes to the RS-1.

三菱16位单片机M306N0系列，串口驱动源码。-Mitsubishi 16-bit microcontroller M306N0 series, serial driver source code.

自己在keil51中用C实现了一个电子钢琴展览项目，cpu用P89V51RD2，完全自己写的代码-Keil51 with C in the realization of an electronic piano exhibitions, cpu use P89V51RD2, completely write their own code. .

嵌入式C编程技术一本单片机电子书-Embedded C programming a microcontroller electronic books

自制MON51单片机仿真器资料,含PCB-homemade MON51 MCU simulator, containing PCB

nRF2401调试代码,主要用语nRF2401无线通信模块设计-nRF2401 debugging code, the principal terms of wireless communication module design nRF2401

P89CXX编程器控制CPU接收和控制程序-P89CXX Programming Control CPU to receive and control procedures

凌阳单片机以SCAM_2000语音格式播放程序的编写方法-Sunplus MCU to SCAM_2000 voice format player in the preparation method

spi 翻译资料 7.2 SPI总线 SD卡信道由指令和数据位（起始位和结束位）组成，SPI信道由字节定向。 每一个指令或数据块由8位的字节和CS标志构成。类似SD卡协议, SPI通讯由 指令、响应和数据组成。全部的主机与SD卡之间的通信由主机控制。主机执行 每一跟CS标志为低的总线-spi Translation 7.2 SPI bus data channel from the SD card command and data bit (start bit and end bit) component, SPI channel directed by byte. Every command or data block from 8-bit bytes and CS constitute signs. SD card similar to the agreement, SPI communications from command, response and data components. All of the host and the communications between the SD card by the host control. Each host implementation with CS low marks for bus

C8051F系列CPU，解决128K程序调试例程，用C语言编写。-C8051F series CPU, resolve 128K program debugging routines, using C language.