烧写DSP2812的片内flash的例程，按照里面的格式调整cmd文件，可以很方便将用户程序固化在flash中，适合学习DSP2812的朋友！-DSP2812 chip flash programming routines, adjustments in accordance with the format inside the cmd file, the user program can be easily fixed in flash, for learning DSP2812 friend