msp430f149 spi通信,用户可以通过SPI的发送和接受中断标志位来完成协议的控制。-msp430f149 spi,MSP-FET430P140 Demo- USART0, SPI Full-Duplex 3-Wire Slave P1.x Exchange

用C8051F020做的关于水温控制系统的一套资料，用到PID算法控制PWM波形来控制加热丝。-C8051F020 do with water temperature control system on a set of data, PID control algorithm is used to control the heating wire PWM waveform.