一个出学习者的很好的单片机的教程．．．．．．很实用

mcs51平台的SA866AE控制程序．用I/O口模拟spi，高质量代码．-mcs51 platform SA866AE control procedures. With I/O port simulation spi, high-quality code.

实现ATmel公司的支持SPI总线的存储芯片AT45DB011B的存取操作，kei c编写环境-Realize Atmel

51单片机Ｃ语言学习杂记 51单片机Ｃ语言学习杂记-51 Single-chip C Language Learning 51 Miscellanies Miscellanies Singlechip C Language Learning

80C51单片机中结合555电路实验和单片机定时器频率计实验，里面包含555定时器的datasheet和实验源程序-80C51 single-chip integration of 555 timer circuit experiments and the frequency of single-chip experiment, which contains 555 timer datasheet and experimental source

键盘示意图键盘示意图

两线制电流 温湿度变送器原理图，MSP1221的PWM和XTR115-Two-wire current temperature and humidity transmitter schematic, MSP1221 the PWM and XTR115

用AVR单片机实现的PT100温度传感器测温程序-AVR MCU with PT100 temperature sensor measurement procedures

本次设计的RS232 to USB 转换器采用HT82M99E 和MAX232 芯片，其中HT82M99E 为主控芯片，MAX232 为RS232 level shift。本次设计的RS232 to USB 转换器使用操作系统提供的USB HID 设备类驱动程序。-The design of the RS232 to USB converter using HT82M99E and MAX232 chip, which HT82M99E for the master chip, MAX232 for RS232 level shift. The design of the RS232 to USB converter to use the operating system to provide the USB HID device class driver.

采用dspic30f2010的变频器核心驱动程序,程序可以实现正转/反转,频率设定,保护等-the inverter used dspic30f2010 core drivers, procedures can be achieved is to/inversion, frequency creation, protection

单片机延时计算小程序-SCM small delay calculation procedures