流水灯程序，实现8位数码管显示，动态组合显示

开发c51系列产品，用来驱动读写AT24C512芯片的。-C51 family of products developed for the drive to read and write AT24C512 chips.

embedded controller application, full data

STC12C5410AD 系列和STC12C2052AD 系列单片机EEPROM/IAP 功能测试程序演示 本演示程序在STC-ISP Ver 3.0A.PCB 的下载编程工具上测试通过,EEPROM 的数据在P1口上显示 本程序根据宏晶科技提供的演示程序改编，是本人学习C51的学习笔记，供有需要的同仁参考 -STC12C5410AD series and STC12C2052AD Series MCU EEPROM/IAP function test procedure in the presentation of the demo program STC-ISP Ver 3.0A.PCB download programming tools on the test, EEPROM data in the P1 I show this program in accordance with the provision of macro crystalline technology demo program adaptation, learning my C51 study notes, for there is a need to refer to the Tongren

NE2000型兼容网卡的设计程序，用RTL8019AS,实现基本的网络传输-NE2000-compatible network card design procedures used RTL8019AS achieve the basic network transmission

1602lcm字符液晶屏驱动演示程序,连接线图: LCM-------51 LCM-------51 LCM--------51 DB0-----P0.0 DB4-----P0.4 RS-------P2.0 DB1-----P0.1 DB5-----P0.5 RW-------P2.1 DB2-----P0.2 DB6-----P0.6 E--------P2.7 DB3-----P0.3 DB7-----P0.7 VLCD接1K2电阻到GND [注]:AT89C51的晶振频率为12MHz-1602lcm character LCD Driver demo program, link map : LCM LCM------- 51------- 51-------- 51 DB0 LCM P0 .0 DB4----------------- P2.0 P0.4 RS DB1----- P0 .1 DB5 P 0.5 RW----------------- P P2.1 DB2 Encl 0.2 DB6 E------------------ P0.3 P2.7 DB3 DB7----- P0.7 VLCD access 1K2 resistance to GND [Note] : AT89C51 oscillator frequency of 12 MHz

C8051F120 ISP下载程序，通过串口可以更新程序，实现硬件的自动升级，更新程序大小为62KB-C8051F120 ISP download programs through the serial port can update procedure, automatic hardware upgrades, updates size is 62KB

此模块是我在以前公司做热风枪项目时设计的一个模块，用于实时显示当前温度，其精度可以达到1摄氏度，三位半液晶显示，界面美观，稍作改动也可用段码LED作为显示。 程序功能：10位A/D的温度采集（热电偶）；TN段码液晶驱动；温度补偿； 文件包括：所有C源程序；完整的项目文件包（基于MCU：HT46R23） PCB HT46R23 DATASHEET 三位半液晶片DATASHEET-This module is in my hot air gun to do before the company projects a module designed for real-time displays the current temperature, its accuracy can reach 1 degree Celsius, three semi-liquid crystal display, interface aesthetics, make a minor amendment to paragraph can also be used as a code LED display . Program features: 10-bit A/D Acquisition temperature (thermocouple) TN LCD driver code segment temperature compensation documents include: All C source code complete package of project documents (based on the MCU: HT46R23) PCB HT46R23 DATASHEET 3 semi-liquid crystal film DATASHEET

电动自行车控制器详细原理图，对无刷电机控制开发有帮助-Electric Bicycle Controller detailed schematic diagram of brushless motor control development help

embed in keil

门禁系统 interated with LCD-Access Control System interated with LCD