i2c hardware communication routines, lpc922 single

/// /////主机发送调试程序/// //// C8051F040 Smbus_M_T.c-/// ///// Host debugger////////// C8051F040 Smbus_M_T.c

pc机与rs232串口的通讯C51源程序。-pc computer and RS232 serial communications C51 source.

该程序为基于51单片机的接口和片外应用的代码，在设计51单片机时可供参考，代码包括RS232通信、I2C、SPI、单总线、CAN总线、键盘、LED、LCD、AD/DA等应用。各工程在Keil调试通过，喜欢的朋友可供参考。-The program is based on the 51-chip microcontroller interface and application code, in the design of microcontroller 51 when the reference code, including RS232 communication, I2C, SPI, single-bus, CAN bus, keyboard, LED, LCD , AD/DA applications. Keil debugging the project passed, like a friend for reference.

128X64液晶显示模块驱动程序(CforC51)-128X64 LCD Module Driver (CforC51)

如何使用USB总线接口在单片机系统中实现一个虚拟串口的原理和实现过程。在设计中，软件部分采用USB的CDC类标准来实现虚拟串口，这样可以使用操作系统（Windows,Linux）自带的驱动程序；在硬件设计中，使用自带USB从设备接口的AT89C5131单片机，提高了系统的集成度和可靠性-How to use the USB bus interface in single-chip realization of a virtual serial port system, the principle and implementation process. In the design, the software part of the adoption of USB-CDC class standards to achieve a virtual serial port, so you can use the operating system (Windows, Linux) comes with the driver in hardware design, the use of own USB interface from the device chip AT89C5131 machine, to improve the system integration and reliability of

单片机实现以太网接口 有详细的原理图和代码-Realize single-chip Ethernet interface has detailed schematics and code

PIC单片机SPI通信C语言程序（93LS46）-PIC single-chip SPI communications C Programming Language (93LS46)

LCD控制器与MCS51接口的应用， FX-TXXXXC256A系列LCD控制器支持256色的TFT， 分辨率支持320*240（234）， 400*240（234）， 480*240（234）， 640*480， 800*600等-MCS51 LCD controller and interface applications, the FX-series TXXXXC256A LCD controller supports 256-color TFT, resolution 320* 240 (234) 400* 240 (234) 480* 240 (234) 640* 480 and 800* 600 etc.

OCM12864的基本使用方法和实现多菜单的实现。-OCM12864 the basic use of methods and the realization of multi-menu.

315遥控，控制4路继电器开关,系统最多可控制16路继电器-315 remote control, control 4-way relay switch, the system can control up to 16 relays