Describe: Long-distance telephone system procedures.

File list(time 2000080313~2009020922)(Click to check if it's the file you need, and recomment it at the bottom):
  程序
  ....\Debug
  ....\delay.asm
  ....\Device.env
  ....\ex2_S480.env
  ....\ex2_S480.h
  ....\ex2_S480.lik
  ....\ex2_S480.opt
  ....\ex2_S480.rc
  ....\ex2_S480.set
  ....\ex2_S480.spj
  ....\hardware.asm
  ....\hardware.h
  ....\hardware.inc
  ....\IRQ1.asm
  ....\IRQ3.asm
  ....\IRQ5.asm
  ....\ISR.asm
  ....\kkk.asm
  ....\main.asm
  ....\Makefile
  ....\password.asm
  ....\Resource.asm
  ....\Resource.inc
  ....\s480.h
  ....\s480.inc
  ....\sacmv25.lib
  ....\voice
  ....\.....\baochi.72k
  ....\.....\chenggong.72k
  ....\.....\chongshu.72k
  ....\.....\dianguan.72k
  ....\.....\diankai.72k
  ....\.....\guanbi.72k
  ....\.....\jixu.72k
  ....\.....\kaiqi.72k
  ....\.....\nihao.72k
  ....\.....\qing.72k
  ....\.....\shuxin.72k
  ....\.....\xie.72k
  ....\.....\xuanze.72k
  ....\.....\yiguan.72k
  ....\.....\yikai.72k
  ....\.....\zaishu.72k
  ....\xu.asm
  ....\YUYIN.c

 [wirelessalarm.rar] - 16-way wireless burglar alarm, wireless VD5026/VD2027 encoded in part by transmitting and receiving AT89C2051 for anti-theft alarm.
 [dianzhen.rar] - err
 [atelephonewarningsystemsourcecode.Rar] - a telephone warning system source /*------------- Taixing Electronics Group------------------*----------------------------------------------* File Nam

 [fdbj.rar] - Intelligent wireless burglar alarm design, by the AT89C51 single-chip control circuit, a wireless transceiver circuit, DTMF (Dual Tone Multi-Frequency
 [RCL_TEST.rar] - Sunplus with the MCU with voice function of resistors and capacitors Principle inductance measurements and the actual circuit (PDF format), and other
 [phonecontrol.rar] - a telephone board's original remote control procedures, telephone appliances, voice menu
 [frameworkofthegeneralsystemnote.Rar] - a very good framework documentation system, a detailed map;
 [8255Demo.rar] - Sunplus Microprocessor users in 8255 to provide an I/O expansion methods encountered in the design process I/O is not enough can use such programs
 [16bitwatalarm.rar] - 16-way wireless burglar alarm, from the receiving part, single-chip control system, keyboard and digital tube display constituted. Source code using C
 [zhinengxiaoqubaojingxitong.rar] - Intelligent fire alarm residential security system, is a good thesis, has required can be downloaded