MCHC908GR8AVFAE Freescale Semiconductor, MCHC908GR8AVFAE Datasheet - Page 171

• Manufacturer Part Number: MCHC908GR8AVFAE
• Description: IC MCU 8K FLASH 8MHZ 32-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MCHC908GR8AVFAE

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI
• Peripherals: LVD, POR, PWM
• Number Of I /o: 21
• Program Memory Size: 7.5KB (7.5K x 8)
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 6x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 32-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

14.7 SIM Registers
The SIM has three memory-mapped registers.
14.7.1 SIM Break Status Register
The SIM break status register (SBSR) contains a flag to indicate that a break caused an exit from wait
mode. This register is only used in emulation mode.
Freescale Semiconductor
CGMXCLK
INT/BREAK
IAB
Address:
Reset:
Note: Previous data can be operand data or the STOP opcode, depending
Read:
CPUSTOP
Write:
R/W
IDB
IAB
on the last instruction.
1. Writing a 0 clears SBSW.
$FE00
Bit 7
R
R
0
Figure 14-19. Stop Mode Recovery from Interrupt
MC68HC908GR8A • MC68HC908GR4A Data Sheet, Rev. 5
Address
$FE00
$FE01
$FE03
Figure 14-20. Break Status Register (SBSR)
STOP ADDR
STOP +1
= Reserved
Figure 14-18. Stop Mode Entry Timing
R
6
0
PREVIOUS DATA
Table 14-4. SIM Registers
R
5
0
STOP ADDR + 1
Register
SBFCR
SRSR
SBSR
STOP + 2
Table 14-4
STOP RECOVERY PERIOD
NEXT OPCODE
R
4
0
STOP + 2
shows the mapping of these registers.
R
3
0
SAME
Access Mode
SP
User
User
User
R
2
0
SAME
SP – 1
Note
SBSW
SAME
1
0
(1)
SAME
SP – 2
Bit 0
R
0
SIM Registers
SP – 3
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