easyarm1138用c语言开发的2401无线接收程序

Compiled Tips and Tricks Guide for microchip products

MAX232串口与单片机通讯的电平转换芯片，转换后电压在0-5之间-MAX232 serial communication with the single-chip level translator chip voltage conversion between 0-5

利用单片机的P32管脚进行测量频率,计时很精确-P32 pin single-chip computer to measure the frequency, timing is very precise

网线测试仪程序，可测试网线长度（300M内），排序，用脉冲反波测试，时间*速度=距离的原理。-Cable tester program to test cable length (300M) with sorting, using anti-wave test pulse, time* speed = distance principle.

12864LCD液晶仿真，控制器为[ks0108] 07液晶12864显示菜单[ks0108]-LCD 12864LCD simulation, controller [ks0108] 07 LCD 12864 display menu [ks0108]

这个程序利用89S51演奏生日快乐的歌曲 */-This procedure performed using 89S51 Happy Birthday song* /

这是Beagle_Allegro_B 板子的PCB图，供大家画图时参考使用-This is the PCB board Beagle_Allegro_B map, drawing reference to use for everyone

一个4*4键盘程序，当有按键按下时将在数码管上显示出按下的字符-A 4* 4 keyboard procedure, when the button is depressed will have in the digital control on the press shows that the characters

为了更加深刻的使用到ACPI的相关资料，书写上传资料的详细功能。-for use

点阵显示汉字程串口输出字符数据，P2口输出行扫描信号,P0_0输出595锁存信号-Dot-matrix display Chinese characters-way serial output data, P2 I scan signal output line, P0_0 latch 595 output signal