4 keyboard test procedure four keyboard test procedures

1602lcm字符液晶屏驱动演示程序,连接线图: LCM-------51 LCM-------51 LCM--------51 DB0-----P0.0 DB4-----P0.4 RS-------P2.0 DB1-----P0.1 DB5-----P0.5 RW-------P2.1 DB2-----P0.2 DB6-----P0.6 E--------P2.7 DB3-----P0.3 DB7-----P0.7 VLCD接1K2电阻到GND [注]:AT89C51的晶振频率为12MHz-1602lcm character LCD Driver demo program, link map : LCM LCM------- 51------- 51-------- 51 DB0 LCM P0 .0 DB4----------------- P2.0 P0.4 RS DB1----- P0 .1 DB5 P 0.5 RW----------------- P P2.1 DB2 Encl 0.2 DB6 E------------------ P0.3 P2.7 DB3 DB7----- P0.7 VLCD access 1K2 resistance to GND [Note] : AT89C51 oscillator frequency of 12 MHz

codewarrior for hcs12 摩托罗拉16位单片机编译工具codewarrior的30天代码无限制试用版注册文件-Motorola MCU 16 compiler tools codewarrior 30 days of unlimited trial version code registration documents

dsPIC33做的数据记录仪，用的MCU是dsPIC33FJ12GP201，数据存储器用的铁电FRAM：FM24CL64-dsPIC33 doing data logger, using the MCU is dsPIC33FJ12GP201, data memory using ferroelectric FRAM: FM24CL64

PC端，实现51单片机HEX代码写入系统的程序存储器。-PC client to achieve 51 Singlechip HEX code to write the system program memory.

modbus通信协议范例,详细解答了modbus的通信方式,如读线圈、寄存器…-Modbus communication protocol example, detailed answers to the Modbus communication methods, such as reading coil, register ...

65526ram应用实例 看过即会不看后悔-65526ram application examples will be seen that the

动态扫描键盘,键盘采用矩阵式结构,用KEILC51编译并运行过,可靠性好-Dynamic scanning keyboard, the keyboard matrix structure, using KEILC51 compiler and run-off, reliability, good

TLC2543驱动程序-TLC2543 driver

关于CY68013开发USB2.0批量上传的实例.想从事USB开发的可以参考.-CY68013 development on the bulk upload examples of USB2.0. Would like to engage in USB development can refer to.

基于51系列的电子锁设计方案，包含程序，pdf文件-Based on the 51 series of electronic lock design options, including procedures, pdf file