PIC16LC61-04I/P Microchip Technology, PIC16LC61-04I/P Datasheet - Page 154

• Manufacturer Part Number: PIC16LC61-04I/P
• Description: MICR CTL LP 1K 4MHZ OTP ET 18DIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16LC61-04I/P

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 4MHz
• Peripherals: POR, WDT
• Number Of I /o: 13
• Program Memory Size: 1.75KB (1K x 14)
• Program Memory Type: OTP
• Ram Size: 36 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 18-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Request inventory verification / Request inventory verification
• Eeprom Size: -
• Data Converters: -
• Connectivity: -

PIC16C6X
RETLW
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example
DS30234D-page 154
2nd Cycle
1st Cycle
TABLE
Return with Literal in W
[ label ]
0
k
TOS
None
The W register is loaded with the eight
bit literal 'k'. The program counter is
loaded from the top of the stack (the
return address). This is a two cycle
instruction.
1
2
CALL TABLE
•
•
•
ADDWF PC
RETLW k1
RETLW k2
•
•
•
RETLW kn
Before Instruction
After Instruction
Operation
Decode
Q1
11
No-
k
(W);
255
PC
W
W
RETLW k
Operation
literal 'k'
01xx
Read
;W contains table
;offset value
;W now has table value
;W = offset
;Begin table
;
; End of table
Q2
No-
=
=
0x07
value of k8
Operation
Operation
kkkk
Q3
No-
No-
Write to W,
Operation
the Stack
Pop from
kkkk
Q4
No-
RETURN
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example
2nd Cycle
1st Cycle
Return from Subroutine
[ label ]
None
TOS
None
Return from subroutine. The stack is
POPed and the top of the stack (TOS)
is loaded into the program counter. This
is a two cycle instruction.
1
2
After Interrupt
Operation
RETURN
Decode
Q1
00
No-
1997 Microchip Technology Inc.
PC
PC =
RETURN
Operation
Operation
0000
Q2
No-
No-
TOS
Operation
Operation
0000
Q3
No-
No-
Operation
the Stack
Pop from
1000
Q4
No-