MC68332 Datasheet, PDF (18/88 Pages) Freescale Semiconductor, Inc – 32-Bit Modular Microcontroller

Freescale Semiconductor, Inc.
MODULE CONFIGURATION
AND TEST
RESET STATUS
HALT MONITOR
RESET REQUEST
BUS MONITOR
BERR
SPURIOUS INTERRUPT MONITOR
CLOCK
29
PRESCALER
SOFTWARE WATCHDOG TIMER
RESET REQUEST
PERIODIC INTERRUPT TIMER
IRQ [7:1]
SYS PROTECT BLOCK
Figure 6 System Configuration and Protection Block
3.2.1 System Configuration
The SIM controls MCU configuration during normal operation and during internal testing.
SIMCR —SIM Configuration Register
$YFFA00
15
14
13
12
11
10
9
8
7
6
5
4
3
0
EXOFF FRZSW FRZBM 0 SLVEN 0
SHEN
SUPV MM
0
0
IARB
RESET:
0
0
0
0 DATA11 0
0
0
1
1
0
0
1
1
1
1
The SIM configuration register controls system configuration. It can be read or written at any time, ex-
cept for the module mapping (MM) bit, which can be written only once.
MOTOROLA
18
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MC68332
MC68332TS/D