MSP430F147,ST7920A,片上AD，通过uart与上位机通信，上位机程序采用VB编写，另外单片机采样数据通过EEPROM保存。-MSP430F147, ST7920A, chip AD, through the uart communicat with PC, PC s programme finished by VB, and sampling data preserved in EEPROM.

AD714x to PC controller s firmware. Includes nice i2c driver, USART and fifo implementations for avr.

C program test tool for spi i2c pc based

主要面对 以SPI SCI I2C RS232 RS485 为物理层的低速接口提供一个数据链路层。可以在MCU和PC之间传递数据，也可以在MCU之间传递数据，该数据链路层带CRC校验，带自动出错重传，带确认帧，带超时报警，总之是一个非常好用的数据链路层协议-The main face of SPI SCI I2C RS232 RS485 interfaces for the physical layer to provide a low-speed data link layer. You ca

Hernández Santiago José 23/Agosto/2012 Usamos la libreria Com Device Class para conectar el microcontrolador via USB pero emulando una terminal virtual RS232 En la PC aparece como COMx USamos un cristal de cuarzo de 4MHz para obt