Motorola MVME172 - Manual (Page 199)

Programming Model
http://www.mcg.mot.com/literature 3-11
3
MC2 Chip ID Register
ID7-ID0 The chip ID number is $84. This register is read only. It
ignores a write but ends the cycle with TA*, i.e., the cycle
terminates without exceptions.
MC2 Chip Revision Register
RV7-RV0 The current value of the chip revision is $01. This register
is read only. It ignores a write but ends the cycle with
TA*, i.e., the cycle terminates without exceptions.
ADR/SIZ $FFF42000 (8 bits)
BIT 31 30 29 28 27 26 25 24
NAME ID7 ID6 ID5 ID4 ID3 ID2 ID1 ID0
OPER R R R R R R R R
RESET 1 PL 0 PL 0 PL 0 PL 0 PL 1 PL 0 PL 0 PL
ADR/SIZ $FFF42000 (8 bits)
BIT 23 22 21 20 19 18 17 16
NAME RV7 RV6 RV5 RV4 RV3 RV2 RV1 RV0
OPER R R R R R R R R
RESET 0 PL 0 PL 0 PL 0 PL 0 PL 0 PL 0 PL 1 PL