PIC17C42A-16/P Microchip Technology, PIC17C42A-16/P Datasheet - Page 118

• Manufacturer Part Number: PIC17C42A-16/P
• Description: IC MCU OTP 2KX16 PWM 40DIP
• Manufacturer: Microchip Technology
• Series: PIC® 17Cr

Specifications of PIC17C42A-16/P

• Core Size: 8-Bit
• Program Memory Size: 4KB (2K x 16)
• Core Processor: PIC
• Speed: 16MHz
• Connectivity: UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Type: OTP
• Ram Size: 232 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 6 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Controller Family/series: PIC17
• No. Of I/o's: 33
• Ram Memory Size: 232Byte
• Cpu Speed: 16MHz
• No. Of Timers: 4
• No. Of Pwm Channels: 2
• Embedded Interface Type: USART
• Rohs Compliant: Yes
• Processor Series: PIC17C
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 232 B
• Interface Type: SCI, USART
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 33
• Number Of Timers: 4
• Maximum Operating Temperature: + 70 C
• Mounting Style: Through Hole
• Development Tools By Supplier: ICE2000
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: DVA17XP401 - DEVICE ADAPTER FOR PIC17C42AAC174001 - MODULE SKT PROMATEII 40DIP
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

PIC17C4X
CLRWDT
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example:
DS30412C-page 118
Before Instruction
After Instruction
Decode
WDT counter
WDT counter
WDT Postscaler
TO
PD
Q1
Clear Watchdog Timer
[ label ] CLRWDT
None
00h
0
1
1
CLRWDT instruction resets the watchdog
timer. It also resets the prescaler of the
WDT. Status bits TO and PD are set.
1
1
CLRWDT
TO, PD
ALUSTA
register
Read
0000
Q2
WDT postscaler,
TO
PD
WDT
=
=
=
=
=
0000
?
0x00
0
1
1
Execute
Q3
0000
NOP
Q4
0100
COMF
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example:
Before Instruction
After Instruction
Decode
REG1
REG1
WREG
Q1
=
=
=
register 'f'
Complement f
[ label ] COMF
0
d
Z
The contents of register 'f' are comple-
mented. If 'd' is 0 the result is stored in
WREG. If 'd' is 1 the result is stored
back in register 'f'.
1
1
COMF
( f )
Read
0001
Q2
0x13
0x13
0xEC
f
[0,1]
1996 Microchip Technology Inc.
255
(dest)
001d
Execute
REG1,0
Q3
f,d
ffff
register 'f'
Write
Q4
ffff