本程序是基于msp430单片机的DA锯齿波发生器-This procedure is based on the the MSP430 microcontroller DA sawtooth generator

采用MSP430F149单片机的IO口模拟SPI时序与DAC8581进行通信，控制DAC8581输出方波，三角波，正弦波，锯齿波。-Using MSP430F149 microcontroller analog IO SPI timing for communication with the DAC8581, DAC8581 controlling output square wave, triangle wave, sine wave, sawtooth wave.