MC68HC705C8ACB Freescale Semiconductor, MC68HC705C8ACB Datasheet - Page 64

• Manufacturer Part Number: MC68HC705C8ACB
• Manufacturer: Freescale Semiconductor

Specifications of MC68HC705C8ACB

• Cpu Family: HC05
• Device Core Size: 8b
• Frequency (max): 2.1MHz
• Interface Type: SCI/SPI
• Program Memory Type: EPROM
• Program Memory Size: 8KB
• Total Internal Ram Size: 304Byte
• # I/os (max): 24
• Number Of Timers - General Purpose: 1
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 3V
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Through Hole
• Pin Count: 42
• Package Type: SPDIP
• Lead Free Status / Rohs Status: Not Compliant

Resets
Technical Data
64
Address:
Address:
The programmable COP control register (COPCR) shown in
does these functions:
COPF — COP Flag
Reset:
Reset:
Read:
Read:
Write:
Write:
•
•
•
•
This read-only bit is set when a timeout of the programmable COP
watchdog occurs or when the clock monitor detects a slow or absent
internal clock. Clear the COPF bit by reading the COP control register.
Reset has no effect on the COPF bit.
Freescale Semiconductor, Inc.
Figure 5-3. Programmable COP Control Register (COPCR)
Figure 5-2. Programmable COP Reset Register (COPRST)
For More Information On This Product,
1 = COP timeout or internal clock failure
0 = No COP timeout and no internal clock failure
Flags programmable COP watchdog resets
Enables the clock monitor
Enables the programmable COP watchdog
Controls the timeout period of the programmable COP watchdog
$001D
$001E
Bit 7
Bit 7
Bit 7
U
0
0
Go to: www.freescale.com
= Unimplemented
= Unimplemented
U
6
6
6
0
0
Resets
U
5
5
5
0
0
COPF
U
U
4
4
4
U = Unaffected
U = Unaffected
CME
U
3
3
3
0
PCOPE
MC68HC705C8A — Rev. 3
U
2
2
2
0
CM1
U
1
1
1
0
Figure 5-3
CM0
Bit 0
Bit 0
Bit 0
U
0