描述:The ADSP-2186M combines the ADSP-2100 family base architecture (three computational units, data address generators and a program sequencer) with two serial ports, a 16-bit internal DMA port, a byte DMA port, a programmable timer, Flag I/O, and extensive interrupt capabilities 下载地址: http://www.analog.com/en/processors-dsp/adsp-21xx/adsp-2186m/products/product.html