PDIUSBD12 USB1.1 C51 source code

09年全国大学生电子竞赛路灯题的子模块程序，用C51编写。-2009 National Undergraduate Electronic Lighting Contest theme of sub-module program, with the C51 preparation.

采用ATMEGA8的芯片,功能为智能家居的门禁控制,单相交流电机的控制系统,性能稳定.-ATMEGA8 using the chip, the functions of the Intelligent home access control, single-phase AC motor control system, stable performance.

这是我在程控交换机中使用的C51读写AT24C04例子-this is my program- controlled switchboards used in the C51 example literacy AT24C04

利用单片机的中断口来测PWM码的宽度，通过本实验仪配备的遥控，单片机解码在数码管上显示（图20）。实际应用例如：红外遥控-use SCM I interrupted to test PWM-yard width, the passage of the experimental apparatus equipped with the remote control, microcontroller decoding in a digital display tube (Figure 20). Practical applications such as : infrared remote control

C51 LCD of meniumItC 51 LCD of meniumIt

周立功公司开发的单片机手册，具体的数据手册见周立功网站下载。-Week Ligong Singlechip developed manual, the specific data manual see Zhou Ligong website.

单片机控制LCD1602液晶显示的驱动程序-SCM LCD1602 LCD driver

c8051f340 USB传输 固件驱动， c8051f340 USB传输 固件驱动，-transmission c8051f340 USB drive firmware, c8051f340 USB transmission firmware-driven,

这是我自已写的HD44780 LCD1602液晶屏的程序，是基于AVR单片机上实现的。 /************************************************************************************************** * 简介 * * 本模块仅使用于字符显示液晶模块 * * 当前版本的驱动仅支持以下类型LCD模块驱动: * Hitachi HD44780 或与之兼容的芯片. * * LCD显示函数支持以下格式: * 1 line x 16 characters 2 lines x 16 characters 4 lines x 16 characters * 1 line x 20 characters 2 lines x 20 characters 4 lines x 20 characters * 1 line x 24 characters 2 lines x 24 characters * 1 line x 40 characters 2 lines x 40 characters *说明： * 1 line x 16 characters 需要定义为2*8的液晶模块 * * 不支持外部内存模式 **************************************************************************************************/ -This is my own written HD44780 LCD1602 LCD procedure is based on the AVR Single Chip achievable. /*************************************************************************************************** Introduction** This module uses only the characters displayed in the LCD module** the current version of the driver

使用W77e58读写PCF8563时钟芯片，包含所有的子函数，均可以直接使用。-Use W77e58 literacy PCF8563 clock chip that contains all of the subroutine, can be used directly.