PIC16F628-04I/SS Microchip Technology, PIC16F628-04I/SS Datasheet - Page 111

• Manufacturer Part Number: PIC16F628-04I/SS
• Description: IC MCU FLASH 2KX14 COMP 20SSOP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F628-04I/SS

• Core Size: 8-Bit
• Program Memory Size: 3.5KB (2K x 14)
• Core Processor: PIC
• Speed: 4MHz
• Connectivity: UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 224 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-SSOP
• Controller Family/series: PIC16F
• No. Of I/o's: 16
• Eeprom Memory Size: 128Byte
• Ram Memory Size: 224Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT20SS-1 - SOCKET TRANSITION 18DIP 20SSOPAC164307 - MODULE SKT FOR PM3 28SSOPAC164018 - MODULE SKT PROMATEII 20SSOP
• Data Converters: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

15.1
 2003 Microchip Technology Inc.
ADDLW
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Example
ADDWF
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Example
Instruction Descriptions
Add Literal and W
[ label ] ADDLW
0 ≤ k ≤ 255
(W) + k → (W)
C, DC, Z
11
The contents of the W register
are added to the eight bit literal
'k' and the result is placed in the
W register.
1
1
ADDLW
Before Instruction
After Instruction
Add W and f
[ label ] ADDWF
0 ≤ f ≤ 127
d ∈ [0,1]
(W) + (f) → (dest)
C, DC, Z
00
Add the contents of the W regis-
ter with register 'f'. If 'd' is 0 the
result is stored in the W register.
If 'd' is 1 the result is stored back
in register 'f'.
1
1
ADDWF
Before Instruction
After Instruction
W = 0x10
W = 0x25
W
REG1 = 0xC2
W
REG1 = 0xC2
Z
C
DC
111x
0x15
0111
REG1, 0
= 0x17
= 0xD9
= 0
= 0
= 0
kkkk
dfff
k
f,d
kkkk
ffff
Preliminary
ANDLW
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Example
ANDWF
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Example
AND Literal with W
[ label ] ANDLW
0 ≤ k ≤ 255
(W) .AND. (k) → (W)
Z
11
The contents of W register are
AND’ed with the eight bit literal
'k'. The result is placed in the W
register.
1
1
ANDLW
Before Instruction
After Instruction
AND W with f
[ label ] ANDWF
0 ≤ f ≤ 127
d ∈ [0,1]
(W) .AND. (f) → (dest)
Z
00
AND the W register with register
'f'. If 'd' is 0 the result is stored in
the W register. If 'd' is 1 the
result is stored back in register
'f'.
1
1
ANDWF
Before Instruction
After Instruction
PIC16F62X
W = 0xA3
W = 0x03
W
REG1 = 0xC2
W
REG1 = 0x02
1001
0x5F
0101
REG1, 1
DS40300C-page 109
= 0x17
= 0x17
kkkk
dfff
k
f,d
kkkk
ffff