Stereo System User Manual

Programming Reference
MOTOROLA DSP56012 User’s Manual B-23
Sheet 5 of 5
Application:
Date:
Programmer:
7
007
07
Receive High Byte Not UsedReceive Middle Byte
Host Receive Data (Usually Read by Program)
07
Receive Low Byte
00000000
$4$5$6$7
Transmit Byte Registers $7, $6, $5, $4 Write Only Reset = $00 Receive Byte Registers $7, $6, $5, $4 Read Only Reset = $00
Host Transmit Data (Usually Loaded by Program)
7
007
07
Transmit High Byte Not UsedTransmit Middle Byte
07
Transmit Low Byte
00000000
$4$5$6$7
Transmit Byte Registers
Processor Side
HI
Receive Byte Registers