MC68HC908GR8CD Freescale Semiconductor, MC68HC908GR8CD Datasheet - Page 188

• Manufacturer Part Number: MC68HC908GR8CD
• Description: 8-bit Microcontrollers - MCU 8 Bit 8MHz
• Manufacturer: Freescale Semiconductor

Specifications of MC68HC908GR8CD

• Product Category: 8-bit Microcontrollers - MCU
• Rohs: yes
• Core: HC08
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 8 MHz
• Program Memory Size: 64 KB
• Data Ram Size: 384 B
• Operating Supply Voltage: 3 V to 5 V
• Package / Case: SOIC-28
• Mounting Style: SMD/SMT
• Data Rom Size: 64 KB
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 21
• Program Memory Type: Flash

System Integration Module (SIM)
188
Note: Writing a logic 0 clears SBSW.
Addr.
$FE00
$FE01
$FE03
PIN LOGIC
SIM Break Flag Control Reg-
RESET
SIM Break Status Register
SIM Reset Status Register
Register Name
ister (SBFCR)
V
DD
(SRSR)
(SBSR)
INTERNAL
PULLUP
DEVICE
Reset:
Reset:
Read:
Read:
Read:
Write:
Write:
Write:
MC68HC908GR8 • MC68HC908GR4 Data Sheet, Rev. 7
POR:
SIM RESET STATUS REGISTER
Figure 19-2. SIM I/O Register Summary
RESET PIN CONTROL
Figure 19-1. SIM Block Diagram
Bit 7
BCFE
POR
POR CONTROL
STOP/WAIT
R
0
1
0
CONTROL
CONTROL
AND PRIORITY DECODE
INTERRUPT CONTROL
CLOCK
= Unimplemented
PIN
6
R
R
0
0
CLOCK GENERATORS
RESET
COP
COUNTER
5
R
R
0
0
SIM
÷ 2
CONTROL
MASTER
RESET
ILOP
4
R
R
0
0
ILAD
R
R
3
0
0
MODULE STOP
MODULE WAIT
CPU STOP (FROM CPU)
CPU WAIT (FROM CPU)
SIMOSCEN (TO CGM)
COP CLOCK
CGMXCLK (FROM CGM)
CGMOUT (FROM CGM)
INTERNAL CLOCKS
LVI (FROM LVI MODULE)
ILLEGAL OPCODE (FROM CPU)
ILLEGAL ADDRESS (FROM ADDRESS
MAP DECODERS)
COP (FROM COP MODULE)
CPU INTERFACE
INTERRUPT SOURCES
MODRST
R
R
2
0
0
Freescale Semiconductor
SBSW
NOTE
LVI
1
R
0
0
Bit 0
R
R
0
0
0