使用的同步串行三线SPI 接口,可以方便的连接采用SPI 通信协议的外围或另一片AVR 单片机,实现在
短距离内的高速同步通信。ATmega128 的SPI 采用硬件方式实现面向字节的全双工3 线同步通信,支持主
机、从机和2 种不同极性的SPI 时序,通信速率有7 种选择,主机方式的最高速率为1/2 系统时钟,从机方式
最高速率为1/4 系统时钟。-Use three-wire SPI synchronous serial interface, can be used to facilitate the connection of the external SPI communication protocol or another chip AVR microcontroller, realize in the short distance high-speed synchronous communication. ATmega128
P89V51RD2远程升级解决方案,iap源代码及其文档详细解析,源码通过验证可用-Remote upgrade P89V51RD2 solutions, iap detailed source code analysis and its documentation, source code available through the verification
AVR单片机的电机测速程序,利用ICCAVR编译,通过ICP测出电机的转速并通过数码管显示和串口上传-AVR MCU electrical velocimetry procedures, take advantage of ICCAVR compiled by ICP measured motor speed and through a digital display and serial From