PIC16C57C-04/P Microchip Technology Inc., PIC16C57C-04/P Datasheet - Page 54

• Manufacturer Part Number: PIC16C57C-04/P
• Description: 28 PIN, 3 KB OTP, 72 RAM, 20 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16C57C-04/P

• Cpu Speed: 10 MIPS
• Eeprom Memory: 0 Bytes
• Input Output: 20
• Memory Capacity: 2048 Bytes
• Memory Type: OTP
• Number Of Bits: 8
• Number Of Leads: 20
• Package Type: 28-pin PDIP
• Programmable Memory: 3K Bytes
• Ram Size: 72 Bytes
• Speed: 4 MHz
• Timers: 1- 8-bit
• Voltage, Range: 2.5-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC16C5X
BSF
Syntax:
Operands:
Operation:
Status Affected: None
Encoding:
Description:
Words:
Cycles:
Example:
BTFSC
Syntax:
Operands:
Operation:
Status Affected: None
Encoding:
Description:
Words:
Cycles:
Example:
DS30453D-page 52
Before Instruction
After Instruction
Before Instruction
After Instruction
FLAG_REG = 0x0A
FLAG_REG = 0x8A
PC
if FLAG<1> = 0,
PC
if FLAG<1> = 1,
PC
Bit Set f
[ label ] BSF
0
0
1
Bit ’b’ in register ’f’ is set.
1
1
BSF
Bit Test f, Skip if Clear
[ label ] BTFSC f,b
0
0
skip if (f<b>) = 0
If bit ’b’ in register ’f’ is 0 then the
next instruction is skipped.
If bit ’b’ is 0 then the next instruc-
tion fetched during the current
instruction execution is discarded,
and a NOP is executed instead,
making this a 2-cycle instruction.
1
1(2)
HERE
FALSE
TRUE
0101
0110
f
b
f
b
(f<b>)
= address (HERE)
= address (TRUE);
= address(FALSE)
31
31
7
7
FLAG_REG,
BTFSC
GOTO
•
•
•
bbbf
bbbf
f,b
FLAG,1
PROCESS_CODE
ffff
ffff
7
Preliminary
BTFSS
Syntax:
Operands:
Operation:
Status Affected: None
Encoding:
Description:
Words:
Cycles:
Example:
Before Instruction
After Instruction
PC
If FLAG<1>
PC
if FLAG<1>
PC
Bit Test f, Skip if Set
[ label ] BTFSS f,b
0
0
skip if (f<b>) = 1
If bit ’b’ in register ’f’ is ’1’ then the
next instruction is skipped.
If bit ’b’ is ’1’, then the next instruc-
tion fetched during the current
instruction execution, is discarded
and a NOP is executed instead,
making this a 2-cycle instruction.
1
1(2)
HERE
FALSE
TRUE
0111
f
b < 7
31
=
=
=
=
=
2002 Microchip Technology Inc.
GOTO
BTFSS
bbbf
address (HERE)
0,
address (FALSE);
1,
address (TRUE)
PROCESS_CODE
FLAG,1
ffff