PIC18F442-I/PT Microchip Technology Inc., PIC18F442-I/PT Datasheet - Page 225
![no-image](/images/manufacturer_photos/0/4/440/microchip_technology_inc__sml.jpg)
PIC18F442-I/PT
Manufacturer Part Number
PIC18F442-I/PT
Description
Microcontroller; 16 KB Flash; 768 RAM; 256 EEPROM; 36 I/O; 40-Pin-TQFP
Manufacturer
Microchip Technology Inc.
Datasheet
1.PIC18F442-IPT.pdf
(332 pages)
Specifications of PIC18F442-I/PT
A/d Inputs
8-Channel, 10-Bit
Comparators
2
Cpu Speed
10 MIPS
Eeprom Memory
256 Bytes
Input Output
36
Interface
I2C/SPI/USART
Memory Type
Flash
Number Of Bits
8
Package Type
44-pin TQFP
Programmable Memory
16K Bytes
Ram Size
768 Bytes
Speed
40 MHz
Timers
1-8-bit, 3-16-bit
Voltage, Range
2-5.5 V
Lead Free Status / Rohs Status
RoHS Compliant part
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC18F442-I/PT
Manufacturer:
Microchip Technology
Quantity:
10 000
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BRA
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Example:
© 2006 Microchip Technology Inc.
Q Cycle Activity:
Before Instruction
After Instruction
operation
Decode
PC
PC
No
Q1
Read literal
operation
Unconditional Branch
[ label ] BRA
-1024
(PC) + 2 + 2n
None
Add the 2’s complement number
’2n’ to the PC. Since the PC will
have incremented to fetch the next
instruction, the new address will be
PC+2+2n. This instruction is a
two-cycle instruction.
1
2
HERE
1101
No
Q2
'n'
=
=
address (HERE)
address (Jump)
n
0nnn
BRA
1023
operation
Process
Data
No
Q3
n
PC
Jump
nnnn
Write to PC
operation
No
Q4
nnnn
BSF
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Example:
Q Cycle Activity:
Before Instruction
After Instruction
Decode
FLAG_REG
FLAG_REG
Q1
register 'f'
Bit Set f
[ label ] BSF
0
0
a
1
None
Bit 'b' in register 'f' is set. If ‘a’ is 0
Access Bank will be selected, over-
riding the BSR value. If ‘a’ = 1, then
the bank will be selected as per the
BSR value.
1
1
BSF
Read
1000
Q2
=
=
f
b
[0,1]
f<b>
PIC18FXX2
255
7
0x0A
0x8A
FLAG_REG, 7, 1
bbba
Process
Data
Q3
f,b[,a]
DS39564C-page 223
ffff
register 'f'
Write
Q4
ffff
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