PIC17C43-25E/PQ Microchip Technology, PIC17C43-25E/PQ Datasheet - Page 121
![IC MCU OTP 4KX16 PWM 44-MQFP](/photos/6/59/65984/150-44-pqfp_sml.jpg)
PIC17C43-25E/PQ
Manufacturer Part Number
PIC17C43-25E/PQ
Description
IC MCU OTP 4KX16 PWM 44-MQFP
Manufacturer
Microchip Technology
Series
PIC® 17Cr
Datasheets
1.PIC16F616T-ISL.pdf
(8 pages)
2.PIC17C42A-16P.pdf
(241 pages)
3.PIC17C43-16P.pdf
(4 pages)
Specifications of PIC17C43-25E/PQ
Core Processor
PIC
Core Size
8-Bit
Speed
25MHz
Connectivity
UART/USART
Peripherals
POR, PWM, WDT
Number Of I /o
33
Program Memory Size
8KB (4K x 16)
Program Memory Type
OTP
Ram Size
454 x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 6 V
Oscillator Type
External
Operating Temperature
-40°C ~ 125°C
Package / Case
44-MQFP, 44-PQFP
For Use With
AC164316 - MODULE SKT MPLAB PM3 44MQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC17C43-25E/PQ
Manufacturer:
Microchip Technology
Quantity:
10 000
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DECF
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example:
1996 Microchip Technology Inc.
Before Instruction
After Instruction
Decode
CNT
Z
CNT
Z
Q1
=
=
=
=
register 'f'
Decrement f
[ label ] DECF f,d
0
d
(f) – 1
Decrement register 'f'. If 'd' is 0 the
result is stored in WREG. If 'd' is 1 the
result is stored back in register 'f'.
1
1
DECF
OV, C, DC, Z
Read
0000
Q2
0x01
0
0x00
1
f
[0,1]
255
(dest)
CNT,
011d
Execute
Q3
1
ffff
destination
Write to
Q4
ffff
DECFSZ
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example:
Before Instruction
After Instruction
Decode
PC
CNT
If CNT
If CNT
Q1
PC =
PC =
=
=
=
register 'f'
Decrement f, skip if 0
[ label ] DECFSZ f,d
0
d
(f) – 1
skip if result = 0
None
The contents of register 'f' are decre-
mented. If 'd' is 0 the result is placed in
WREG. If 'd' is 1 the result is placed
back in register 'f'.
If the result is 0, the next instruction,
which is already fetched, is discarded,
and an NOP is executed instead mak-
ing it a two-cycle instruction.
1
1(2)
HERE
CONTINUE
Read
0001
Q2
Address (HERE)
CNT - 1
0;
Address (CONTINUE)
0;
Address (HERE+1)
f
[0,1]
255
PIC17C4X
(dest);
011d
DECFSZ
GOTO
Execute
Q3
DS30412C-page 121
ffff
CNT, 1
LOOP
destination
Write to
Q4
ffff
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