MOTOROLA
D-38
REGISTER SUMMARY
MC68331
USER’S MANUAL
D
SIM (Continued)
Access
S
S
S
S
S
S
S
S
S
S
S
S/U
Address
$FFFA24
$FFFA26
$FFFA28
$FFFA2A
$FFFA2C
$FFFA2E
$FFFA30
$FFFA32
$FFFA34
$FFFA36
$FFFA38
$FFFA3A
$FFFA3C
$FFFA3E
$FFFA40
$FFFA42
$FFFA44
$FFFA46
$FFFA48
$FFFA4A
$FFFA4C
$FFFA4E
$FFFA50
$FFFA52
$FFFA54
$FFFA56
$FFFA58
$FFFA5A
$FFFA5C
$FFFA5E
$FFFA60
$FFFA62
$FFFA64
$FFFA66
$FFFA68
$FFFA6A
$FFFA6C
$FFFA6E
$FFFA70
$FFFA72
$FFFA74
$FFFA76
$FFFA78
$FFFA7A
$FFFA7C
$FFFA7E
15
8 7
0
PERIODIC INTERRUPT TIMING (PITR)
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
TEST MODULE MASTER SHIFT A (TSTMSRA)
TEST MODULE MASTER SHIFT B (TSTMSRB)
TEST MODULE SHIFT COUNT (TSTSC)
TEST MODULE REPETITION COUNTER (TSTRC)
TEST MODULE CONTROL (CREG)
TEST MODULE DISTRIBUTED (DREG)
NOT USED
NOT USED
NOT USED
NOT USED
CHIP-SELECT PIN ASSIGNMENT (CSPAR0)
CHIP-SELECT PIN ASSIGNMENT (CSPAR1)
CHIP-SELECT BASE BOOT (CSBARBT)
CHIP-SELECT OPTION BOOT (CSORBT)
CHIP-SELECT BASE 0 (CSBAR0)
CHIP-SELECT OPTION 0 (CSOR0)
CHIP-SELECT BASE 1 (CSBAR1)
CHIP-SELECT OPTION 1 (CSOR1)
CHIP-SELECT BASE 2 (CSBAR2)
CHIP-SELECT OPTION 2 (CSOR2)
CHIP-SELECT BASE 3 (CSBAR3)
CHIP-SELECT OPTION 3 (CSOR3)
CHIP-SELECT BASE 4 (CSBAR4)
CHIP-SELECT OPTION 4 (CSOR4)
CHIP-SELECT BASE 5 (CSBAR5)
CHIP-SELECT OPTION 5 (CSOR5)
CHIP-SELECT BASE 6 (CSBAR6)
CHIP-SELECT OPTION 6 (CSOR6)
CHIP-SELECT BASE 7 (CSBAR7)
CHIP-SELECT OPTION 7 (CSOR7)
CHIP-SELECT BASE 8 (CSBAR8)
CHIP-SELECT OPTION 8 (CSOR8)
CHIP-SELECT BASE 9 (CSBAR9)
CHIP-SELECT OPTION 9 (CSOR9)
CHIP-SELECT BASE 10 (CSBAR10)
CHIP-SELECT OPTION 10 (CSOR10)
NOT USED
NOT USED
NOT USED
NOT USED
SOFTWARE SERVICE (SWSR)
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
S/U
PORT C DATA (PORTC)
NOT USED
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
NOT USED
NOT USED
NOT USED
NOT USED
Table D-17 MC68331 Module Address Map, (Continued)
(Assumes SIMCR MM = 1)