ref: d1eb16ee07c7a2cd85f91c4ee3ac23e87c8adf1a dir: /68020/include/dac.h/
/* * Inmos G17x d/a converter */ typedef struct G170 { uchar waddr; uchar value; uchar mask; uchar raddr; } G170; #define DAC ((G170*)0xc0100000)