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MC68HC908GR4MP Datasheet(PDF) 188 Page - Freescale Semiconductor, Inc

Part # MC68HC908GR4MP
Description  M68HC08 Microcontrollers
PDF  286 Pages
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Manufacturer  FREESCALE [Freescale Semiconductor, Inc]
Direct Link  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

MC68HC908GR4MP Datasheet(HTML) 188 Page - Freescale Semiconductor, Inc

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System Integration Module (SIM)
MC68HC908GR8 • MC68HC908GR4 Data Sheet, Rev. 7
188
Freescale Semiconductor
Figure 19-1. SIM Block Diagram
Addr.
Register Name
Bit 7
654321
Bit 0
$FE00
SIM Break Status Register
(SBSR)
Read:
RRRRRR
SBSW
R
Write:
NOTE
Reset:
00000000
Note: Writing a logic 0 clears SBSW.
$FE01
SIM Reset Status Register
(SRSR)
Read:
POR
PIN
COP
ILOP
ILAD
MODRST
LVI
0
Write:
POR:
10000000
$FE03
SIM Break Flag Control Reg-
ister (SBFCR)
Read:
BCFE
RRRRRRR
Write:
Reset:
0
= Unimplemented
Figure 19-2. SIM I/O Register Summary
STOP/WAIT
CLOCK
CONTROL
CLOCK GENERATORS
POR CONTROL
RESET PIN CONTROL
SIM RESET STATUS REGISTER
INTERRUPT CONTROL
AND PRIORITY DECODE
MODULE STOP
MODULE WAIT
CPU STOP (FROM CPU)
CPU WAIT (FROM CPU)
SIMOSCEN (TO CGM)
CGMOUT (FROM CGM)
INTERNAL CLOCKS
MASTER
RESET
CONTROL
RESET
PIN LOGIC
LVI (FROM LVI MODULE)
ILLEGAL OPCODE (FROM CPU)
ILLEGAL ADDRESS (FROM ADDRESS
MAP DECODERS)
COP (FROM COP MODULE)
INTERRUPT SOURCES
CPU INTERFACE
RESET
CONTROL
SIM
COUNTER
COP CLOCK
CGMXCLK (FROM CGM)
÷ 2
VDD
INTERNAL
PULLUP
DEVICE



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