watchdog 25,045 examples.// 4 of 25,045 feet io Then in the same port, the cases...

实现数码管的循环计数，数码管接法为共阴级接法。-To achieve the cycle count of the digital control, digital control connection for a total of Yin-class connection.

主要针对pic单片机的片内资源应用，通用性比较强-Targeted pic microcontroller chip resources in the application of relatively strong versatility

AT89S52串口多字节接收,可以接收任意字节.-AT89S52 serial multi-byte reception, can receive any bytes.

单片机控制8251a编程-SCM control 8251a Programming

用C写的I2C总线EEPROM读写程序，在MSP430＋AT24C64～512平台上验证通过。对其他处理器只需简单修改即可使用。-C write I2C EEPROM read and write procedures, the AT24C64 MSP430+ ~ 512 platform validation through. The only other processor can use a simple amendment.

本程序为简单的12232F型LCD液晶显示及键盘功能程序 K1键为进入调整，进入后显示四个0，再次按下为退出调整，初始状态 为首行显示河北工程大学 K2键为进入调整后加一 K3键为进入调整后减一 K4键为光标右移 -This procedure is simple 12232F-LCD liquid crystal display and keyboard function keys for entry into the program K1 adjust, enter the show after four 0, once again press for the withdrawal adjust, line shows the initial state, headed by Hebei University of Engineering K2 adjust keys for entry into the after One key for entry into the K3 adjusted by one for the cursor keys K4 shifted to right

使用PWM6输出PWM信号，通过滤波电路实现DAC转换。-The use of the output PWM signal PWM6 through the filter circuit DAC conversion implementation.

又一个LCD1602的例程（主要是最近正在做相关的工作），已经调试通过。-Another LCD1602 routine (mainly related to the work being done recently), have been debugging through.

单片机控制的条码打印机程序,程序简单,功能齐全.-MCU-controlled bar code printer program, the program simple and functional.

PIC18F4550 SD CARD USB