单片机AT90S系列 制作简易USB接口（软件模拟,无usb硬件）。

主要考虑处理速度、功耗、程序存储器和数据存储器的容量、片内的资源，如定时器的数量-Main considerations deal with speed, power, program memory and data memory capacity, on-chip resources, such as the number of timer

CYGNAL单片机，C8051FXXX应用例程4-CYGNAL microcontroller, C8051FXXX routines 4

用C51中I/O口摸拟串口-simulate serial port with I/O port in language of C51

单片机 keilc51 和 porteus 组合仿真，用单片机实现跑马灯功能，初步了解单片机的功能和接口方面应用-keilc51 和 porteus 组合仿真，用单片机实现跑马灯功能，初步了解单片机的功能和接口方面应用

飞思卡尔比赛，33886测试程序，已经测试过了-Freescale competitions, 33,886 test procedure has been tested the

支持键盘双击的C51程序，用于单片机辨别键盘双击-support the C51 procedures for identifying keyboard click MCU

松翰单片机开发包，方案适用于成本低的产品开发 -SONIX microcontroller development kits, the program applies to low-cost product development

51单片机与USB芯片PDIUSBD12接口固件程序,来源于周立功单片机-51 MCU with USB interface chip PDIUSBD12 firmware procedures, Zhou, who comes from SCM

本程序给出了一种msp430单片机模拟实现i2c总线的一种方法-this procedure gives a MCU Controller Simulation i2c a method Bus

avr单片机加外围三个传感器，分别是SMB380三轴传感器，ST10温湿度传感器，用iic控制,串口跟主机通讯-avr microcontroller plus three external sensors, namely the SMB380 triaxial sensors, ST10 temperature and humidity sensors, with iic control, serial communication with the host