PIC18F2221-E/SS Microchip Technology, PIC18F2221-E/SS Datasheet - Page 281

• Manufacturer Part Number: PIC18F2221-E/SS
• Description: 4KB, Flash, 512bytes-RAM, 25I/O, 8-bit Family,nanoWatt 28 SSOP .209in TUBE
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F2221-E/SS

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
• Number Of I /o: 25
• Program Memory Size: 4KB (2K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 10x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 28-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 25-1:
© 2009 Microchip Technology Inc.
Byte-oriented file register operations
Byte to Byte move operations (2-word)
Bit-oriented file register operations
Literal operations
Control operations
CALL, GOTO and Branch operations
15
15
15
15
15
15
15
15
15
15
15
OPCODE b (BIT #) a
OPCODE
GENERAL FORMAT FOR INSTRUCTIONS
PIC18F2221/2321/4221/4321 FAMILY
1111
k = 8-bit immediate value
n = 20-bit immediate value
S = Fast bit
OPCODE
f = 8-bit file register address
b = 3-bit position of bit in file register (f)
a = 0 to force Access Bank
a = 1 for BSR to select bank
d = 0 for result destination to be WREG register
d = 1 for result destination to be file register (f)
a = 0 to force Access Bank
a = 1 for BSR to select bank
f = 12-bit file register address
f = 8-bit file register address
OPCODE
1111
1111
OPCODE
OPCODE
OPCODE
12 11
12 11
12 11
OPCODE
10
12 11
12 11
11 10
d
9
f (Destination FILE #)
9 8 7
8
8 7
f (Source FILE #)
a
8 7
8 7
S
7
8 7
n<19:8> (literal)
n<19:8> (literal)
n<10:0> (literal)
n<7:0> (literal)
n<7:0> (literal)
n<7:0> (literal)
k (literal)
f (FILE #)
f (FILE #)
0
0
0
0
0
0
0
0
0
0
0
ADDWF MYREG, W, B
MOVFF MYREG1, MYREG2
BSF MYREG, bit, B
MOVLW 7Fh
GOTO Label
CALL MYFUNC
BRA MYFUNC
BC MYFUNC
Example Instruction
DS39689F-page 281