AT91RM9200

用C8051F020编写的RA8803控制器320240液晶程序-C8051F020 prepared with RA8803 LCD controller 320,240 procedures

freescale hc12_C32 例程-Freescale hc12_C32 routines

cp2101 usb to rs232 Chip 开发工具-cp2101 usb to rs232 Chip Tools

128x64液晶KS0108驱动程序 具体请看程序，谢谢。-the driver of 128*64 liquid crystal KS0108. see the c program for detail. Thanks you.

C51 ATAPI-CDROM 驱动程序-C51 ATAPI-CDROM driver

一个用sja1000控制器的can源程序-sja1000 using a controller can source

基于C51及SL811读写U盘的源程序，开发文档资料,芯片数据手册,测试命令及测试工具,电路原理图,请参C51_SL811_ModeDisk_manual-Based on the C51 and SL811 source disk to read and write U, the development of documentation, the chip data sheet, test orders and test tools, circuit schematic diagram, please refer to C51_SL811_ModeDisk_manual

红外遥控接收 ORG 0000H LJMP START 转入主程序 ORG 0010H START: MAIN: JNB P2.2,IR LJMP MAIN 以下为进入P3.2脚外部中断子程序，也就是解码程序 IR: MOV R6,#9 SB: ACALL DELAY882 调用882微秒延时子程序 JB P2.2,EXIT 延时882微秒后判断P3.2脚是否出现高电平如果有就退出解码程序 DJNZ R6, SB 重复10次，目的是检测在8820微秒内如果出现高电-infrared remote control receiver ORG 0000H LJMP START into main program ORG 0010H START : MAIN : JNB P2.2, IR LJMP MAIN below to enter P3.2 foot external interrupt subroutine, which is decoding procedures IR : MOV R6, SB# 9 : Calling ACALL DELAY882 882 microsecond delay subroutine JB P2.2, EXIT 882 microsecond delay after the judgment whether there P3.2 feet to I quit if decoding procedures DJNZ R6, SB repeated 10 times, the purpose is to test if within 8,820 microsecond high

Simple AVR impulse generator

AT91RM9200-DK的cf卡读写程序-AT91RM9200-DK