PIC18LF4520-I/PT Microchip Technology Inc., PIC18LF4520-I/PT Datasheet - Page 296
PIC18LF4520-I/PT
Manufacturer Part Number
PIC18LF4520-I/PT
Description
44 Pin, 32 KB Flash, 1536 RAM, 36 I/O
Manufacturer
Microchip Technology Inc.
Datasheet
1.PIC18LF4520-IPT.pdf
(390 pages)
Specifications of PIC18LF4520-I/PT
A/d Inputs
13-Channel, 10-Bit
Comparators
2
Cpu Speed
10 MIPS
Eeprom Memory
256 Bytes
Input Output
36
Interface
I2C/SPI/UART/USART
Memory Type
Flash
Number Of Bits
8
Package Type
44-pin TQFP
Programmable Memory
32K Bytes
Ram Size
1.5K 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
Electrostatic Device
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC18LF4520-I/PT
Manufacturer:
Microchip Technology
Quantity:
10 000
Part Number:
PIC18LF4520-I/PT
Manufacturer:
MICROCHI
Quantity:
20 000
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PIC18F2420/2520/4420/4520
MULLW
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Example:
DS39631A-page 294
Q Cycle Activity:
Before Instruction
After Instruction
Decode
W
PRODH
PRODL
W
PRODH
PRODL
Q1
Multiply literal with W
MULLW
0
(W) x k
None
An unsigned multiplication is carried
out between the contents of W and the
8-bit literal ‘k’. The 16-bit result is
placed in the PRODH:PRODL register
pair. PRODH contains the high byte.
W is unchanged.
None of the Status flags are affected.
Note that neither overflow nor carry is
possible in this operation. A zero result
is possible but not detected.
1
1
literal ‘k’
MULLW
Read
0000
Q2
=
=
=
=
=
=
k
255
E2h
?
?
E2h
ADh
08h
PRODH:PRODL
k
0C4h
1101
Process
Data
Q3
kkkk
registers
PRODH:
PRODL
Write
Q4
kkkk
Preliminary
MULWF
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Example:
Q Cycle Activity:
Before Instruction
After Instruction
Decode
W
REG
PRODH
PRODL
W
REG
PRODH
PRODL
Q1
register ‘f’
Multiply W with f
MULWF
0
a
(W) x (f)
None
An unsigned multiplication is carried
out between the contents of W and the
register file location ‘f’. The 16-bit
result is stored in the PRODH:PRODL
register pair. PRODH contains the
high byte. Both W and ‘f’ are
unchanged.
None of the Status flags are affected.
Note that neither overflow nor carry is
possible in this operation. A zero
result is possible but not detected.
If ‘a’ is ‘0’, the Access Bank is
selected. If ‘a’ is ‘1’, the BSR is used
to select the GPR bank (default).
If ‘a’ is ‘0’ and the extended instruction
set is enabled, this instruction
operates in Indexed Literal Offset
Addressing mode whenever
f
“Byte-Oriented and Bit-Oriented
Instructions in Indexed Literal Offset
Mode” for details.
1
1
MULWF
Read
Q2
0000
=
=
=
=
=
=
=
=
95 (5Fh). See Section 24.2.3
f
2004 Microchip Technology Inc.
[0,1]
255
C4h
B5h
?
?
C4h
B5h
8Ah
94h
REG, 1
f {,a}
PRODH:PRODL
001a
Process
Data
Q3
ffff
registers
PRODH:
PRODL
Write
Q4
ffff
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