一个精彩的汇编程序，实现电子琴和倒计时功能，附有仿真文件...

ADC0809是带有8位A/D转换器、8路多路开关以及微处理机兼容的控制逻辑的CMOS组件。它是逐次逼近式A/D转换器，可以和单片机直接接口。 -ADC0809 is an 8-bit A/D converter, 8-way multi-switch and microprocessor compatible control logic of the CMOS components. It is a successive approximation type A/D converter, single chip can interface directly.

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.

51单片机串口通信汇编语言源代码，发送端和接收端的-51 Single-chip serial communication assembly language source code, the sending end and receiving end

upsd3200_adc.c upsd3200_lcd.c upsd3200_pwm.c upsd3200_timer.c uPSD的实用程序-upsd3200_adc.c upsd3200_lcd.c upsd3200 _pwm.c upsd3200_timer.c uPSD practical procedures!

ADuC848BS32-5驱动ZLG7290键盘控制芯片-ADuC848BS32-5-driven keyboard control chip ZLG7290

93c46 ASM测试小程序 包括读写擦 程序已经验证过-93c46 small ASM testing procedures including procedures have been rubbing literacy tested

这个文件是关于PDIUSBD12固件控制的源代码。

本文件是一个E2PROM的应用程序, 大家可以根据自己的需要进行更改, 以满足不同的需要.-This document is an E2PROM applications, we can according to their need for changes to meet different needs.

* 硬件结构： PA0-5对应６个ＬＥＤ数显管的位 ，PC0-7对应各ＬＥＤ数显管的段 ，PB4-7为键盘。 * 软件描述： 上电后，时钟从00.00.00（时/分/秒）自动走时，在走时状态时 ， 按PB4（设定 * 键）超过3秒可循环选择调整时间/工作参数 ，接着按PB5以确定选择的操作 ，进入调整操作后 ， * 按PB5选择欲调整参数，按PB6（增加键）完成调整参数操作 。按PB7，进入时控运行，PB1亮， * 再按PB7停止时控运行，回显走时。在定时到时，PB0点亮。- * Hardware architecture: PA0-5 corresponds 6 LED numbers to reveal the tube the position, PC0-7 corresponds each LED number to reveal the tube the section, PB4-7 is a keyboard. * Software description: After on electricity, clock from 00.00.00 (when/a minute/second) is in luck automatically, when is in luck the condition, according to PB4 (hypothesis * The key) surpasses for 3 seconds to be possible to circulate the choice time/operational parameter, then presses PB5 by to determine the choice the operation, after enters the adjustment operation * Wants according to the PB5 choice to adjust the parameter, (increases key) according to PB6 to complete the adjustment parameter operation.According to PB7, enters when controls the mov

麦迪工作室51开发板LED数码管的驱动代码-Madison Studio 51 development board LED digital tube driver code