:*******************************************************

mov #0x8002,w2     ;enable bit-reversed addressing
mov w2,XBREV       ;& config for 4 word buffer

mov #0x01FF,w2     ;disable circular addressing
mov w2,MODCON      ;& select w1 for bit-reversed addressing

mov #0x0A00,w0     ;point W0 to input buffer
mov #0x0B00,w1     ;point W1 to output buffer

repeat #3          ;execute four times
mov [w0++],[w1++]

:*******************************************************