MC68HC908LB8CPE Freescale Semiconductor, MC68HC908LB8CPE Datasheet - Page 183
MC68HC908LB8CPE
Manufacturer Part Number
MC68HC908LB8CPE
Description
IC MCU 8K FLASH 8MHZ 20DIP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC68HC908LB8CDWE.pdf
(234 pages)
Specifications of MC68HC908LB8CPE
Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Peripherals
LVR, POR, PWM
Number Of I /o
18
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 7x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
20-DIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Connectivity
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC68HC908LB8CPE
Manufacturer:
IR
Quantity:
10
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17.7 SIM Registers
The SIM has three memory-mapped registers.
17.7.1 Break Status Register
The break status register (BSR) contains a flag to indicate that a break caused an exit from wait mode.
This register is only used in emulation mode.
Freescale Semiconductor
BUSCLKX4
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 17-16. Stop Mode Recovery from Interrupt
Address
$FE00
$FE01
$FE03
STOP ADDR
Figure 17-17. Break Status Register (BSR)
STOP +1
= Reserved
Figure 17-15. Stop Mode Entry Timing
R
6
0
PREVIOUS DATA
MC68HC908LB8 Data Sheet, Rev. 1
Table 17-3. SIM Registers
R
5
0
STOP ADDR + 1
Register
SRSR
BFCR
BSR
STOP + 2
Table 17-3
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
183
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