arm7定时器中断方式，可以通过中断方式实现定时的功能

高精度温度控制器(at89c2313)-high-precision temperature controller (at89c2313)

简单的A/D，D/A转换程序，适合初学者

单片机编程实例大全,有8路跑马灯,24-93存储器,AD/DA,步近电机,按键,红外遥控,看门狗,串口,通信,中断,液晶显示,定时器,很全,有C,ASM. 两种格式.很不错.-Microcontroller Programming Example Daquan, there are 8-way ticker, 24-93 memory, AD/DA, step near motors, buttons, infrared remote control, watchdog, serial, communication, interruption, liquid crystal display, timers, very full, with C, ASM. both formats. very good.

Source code for micro printer driver

MSP430X16X子程序，希望对大家学习430单片机有用... ... ... ...!-MSP430X16X subprogram, and they hope to learn from U.S. 430 Singlechip useful ... ... ... ...!

该文档包含了基于c8051f020的各种源码，包括AD、DA，串口，定时器，IIC以及时钟键盘等，很具有学习意义-This document contains a variety of source-based c8051f020, including AD, DA, serial port, timers, IIC and clock keyboard, it is with learning the meaning

PHILIP驱动器PCF8576驱动程序，可驱动4×40个点-PHILIP drive PCF8576 driver can drive 4 × 40 points

单片机控制步进电机程序源码，希望能帮助到需要的朋友。-Single-chip stepper motor control program source code, hoping to help a friend in need.

8051运算类子程序，包括双字节乘法子程序、多字节数乘10子程序、多字节无符号数出除法子程序、多字节ＢＣＤ码减法子程序、多字节ＢＣＤ码取补子程序、多字节ＢＣＤ码左移十进制一位（乘十）子程序。-8051 subroutine computing category, including double-byte multiplication subroutine, multi-byte count by 10 subroutines, multi-byte unsigned number of the division subroutine, multi-byte BCD subtraction subroutine code, code access multi-byte BCD complement subprogram, multibyte BCD code to the left of a decimal (by ten) subroutine.

st7920液晶显示模块,采用c语言编写,可直接显示12864 -st7920 liquid crystal display module, using c language, can be directly displayed 12864