MC68HC705C8ACFN Freescale Semiconductor, MC68HC705C8ACFN Datasheet - Page 64

• Manufacturer Part Number: MC68HC705C8ACFN
• Description: IC MCU 4MHZ 8K OTP 44-PLCC
• Manufacturer: Freescale Semiconductor
• Series: HC05r

Specifications of MC68HC705C8ACFN

• Core Processor: HC05
• Core Size: 8-Bit
• Speed: 2.1MHz
• Connectivity: SCI, SPI
• Peripherals: POR, WDT
• Number Of I /o: 24
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: OTP
• Ram Size: 304 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

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
MOTOROLA
CM0
Bit 0
Bit 0
Bit 0
U
0