Download DSP56303 User's Manual - Instrumentation Projects

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Programming Sheets
Date:
Application:
Programmer:
Sheet 5 of 5
HOST
Host Side
7
6
5
4
3
2
1
0
IV7
IV6
IV5
IV4
IV3
IV2
IV1
IV0
Contains the interrupt vector or number
Interrupt Vector Register (IVR)
Reset = $0F
Host Address: $3 Read/Write
Host Transmit Data (usually loaded by program)
7
0 7
Transmit Low Byte
0 7
Transmit Middle Byte
0 7
Not Used
0
$7
Transmit Byte Registers
Reset = $00
0
Transmit High Byte
$6
$5
0
0
0
0
0
0
0
$4
Host Addresses: $7, $6, $5, $4 Write Only
Figure B-14. Interrupt Vector and Host Transmit Data Registers
Programming Reference
B-25