PIC17C42A-16/L Microchip Technology, PIC17C42A-16/L Datasheet - Page 132

• Manufacturer Part Number: PIC17C42A-16/L
• Description: IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,LDCC,44PIN,PLASTIC
• Manufacturer: Microchip Technology
• Series: PIC® 17Cr

Specifications of PIC17C42A-16/L

• Rohs Compliant: YES
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Size: 4KB (2K x 16)
• 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: 44-PLCC
• 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: SMD/SMT
• Development Tools By Supplier: ICE2000
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC164317 - MODULE SKT MPLAB PM3 44PLCCDVA17XL441 - DEVICE ADAPTER FOR PIC17C42A309-1007 - ADAPTER 44-PLCC ZIF TO 40-DIPAC174002 - MODULE SKT PROMATEII 44PLCC
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details
• Other names: PIC17C42A-16/LR; PIC17C42A-16/LR

PIC17C4X
RETURN
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example:
DS30412C-page 132
* Remember reading PCL causes PCLATH to be updated.
This will be the high address of where the RETURN instruc-
tion is located.
After Interrupt
Forced NOP
Decode
PC = TOS
Q1
Return from Subroutine
[ label ]
None
TOS
Return from subroutine. The stack is
popped and the top of the stack (TOS)
is loaded into the program counter.
1
2
RETURN
None
register
Read
PCL*
NOP
0000
Q2
PC;
RETURN
0000
Execute
Execute
Q3
0000
NOP
NOP
Q4
0010
RLCF
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example:
Before Instruction
After Instruction
Decode
REG
C
REG
WREG
C
Q1
=
=
=
=
=
register 'f'
Rotate Left f through Carry
[ label ] RLCF
0
d
f<n>
f<7>
C
C
The contents of register 'f' are rotated
one bit to the left through the Carry
Flag. If 'd' is 0 the result is placed in
WREG. If 'd' is 1 the result is stored
back in register 'f'.
1
1
RLCF
Read
Q2
0001
1110 0110
0
1110 0110
1100 1100
1
f
[0,1]
d<0>
C
1996 Microchip Technology Inc.
255
d<n+1>;
C;
101d
Execute
Q3
register f
REG,0
f,d
ffff
destination
Write to
Q4
ffff