PIC16F688T-I/SL Microchip Technology, PIC16F688T-I/SL Datasheet - Page 541

• Manufacturer Part Number: PIC16F688T-I/SL
• Description: IC MCU PIC FLASH 4KX14 14SOIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F688T-I/SL

• Core Size: 8-Bit
• Program Memory Size: 7KB (4K x 14)
• Core Processor: PIC
• Speed: 20MHz
• Connectivity: UART/USART
• Peripherals: Brown-out Detect/Reset, POR, WDT
• Number Of I /o: 12
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 14-SOIC (3.9mm Width), 14-SOL
• Controller Family/series: PIC16F
• No. Of I/o's: 12
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 256Byte
• Cpu Speed: 20MHz
• No. Of Timers: 2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT14SO-1 - SOCKET TRANSITION 14SOIC 150/208AC162061 - HEADER INTRFC MPLAB ICD2 20PINAC162056 - HEADER INTERFACE ICD2 16F688
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: PIC16F688T-I/SL; PIC16F688T-I/SLTR

1997 Microchip Technology Inc.
CLRWDT
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example 1
Note:
Q1
Decode
The CLRWDT instruction does not affect the assignment of the WDT prescaler.
Q2
operation
Before Instruction
After Instruction
CLRWDT
No
[ label ] CLRWDT
None
00h
0
1
1
TO, PD
CLRWDT instruction clears the Watchdog Timer. It also clears the pres-
caler count of the WDT. Status bits TO and PD are set.
1
1
Section 29. Instruction Set
00
WDT prescaler count,
TO
PD
WDT counter= x
WDT prescaler =1:128
WDT counter=0x00
WDT prescaler count=0
TO
PD
WDT prescaler =1:128
WDT
Q3
Clear Watchdog Timer
Process
= 1
= 1
0000
data
0110
Q4
Counter
Clear
WDT
0100
DS31029A-page 29-19
29