本程序适用于F2812，实现DA输出功能，可以输出三角波，方波，正弦波，及固定电平-This procedure applies to F2812, achieving DA output, can output triangle wave, square wave, sine wave, and a fixed level

帮助理解F2812的外设接口，对其XINTF做了很好的设计-Peripheral interfaces to help understand the F2812, its done a very good design XINTF

f2812 所有外设驱动，适合dsp初级学习者，外设都调通过的。-f2812 all the peripheral drivers, dsp for primary learners, peripherals tone adopted.