參數(shù)資料
型號(hào): PIC16C505-20/P
元件分類(lèi): 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 20 MHz, RISC MICROCONTROLLER, PDIP14
封裝: 0.300 INCH, PLASTIC, DIP-14
文件頁(yè)數(shù): 46/85頁(yè)
文件大?。?/td> 1205K
代理商: PIC16C505-20/P
PIC16C505
DS40192C-page 50
1999 Microchip Technology Inc.
SWAPF
Swap Nibbles in f
Syntax:
[
label ] SWAPF f,d
Operands:
0
≤ f ≤ 31
d
∈ [0,1]
Operation:
(f<3:0>)
→ (dest<7:4>);
(f<7:4>)
→ (dest<3:0>)
Status Affected:
None
Encoding:
0011
10df
ffff
Description:
The upper and lower nibbles of
register ’f’ are exchanged. If ’d’ is
0, the result is placed in W regis-
ter. If ’d’ is 1, the result is placed in
register ’f’.
Words:
1
Cycles:
1
Example
SWAPF
REG1,
0
Before Instruction
REG1
=
0xA5
After Instruction
REG1
=
0xA5
W
=
0X5A
TRIS
Load TRIS Register
Syntax:
[
label ] TRIS
f
Operands:
f = 6
Operation:
(W)
→ TRIS register f
Status Affected:
None
Encoding:
0000
0fff
Description:
TRIS register ’f’ (f = 6 or 7) is
loaded with the contents of the W
register
Words:
1
Cycles:
1
Example
TRIS
PORTB
Before Instruction
W=
0XA5
After Instruction
TRIS
=
0XA5
XORLW
Exclusive OR literal with W
Syntax:
[
label]
XORLW k
Operands:
0
≤ k ≤ 255
Operation:
(W) .XOR. k
→ (W)
Status Affected:
Z
Encoding:
1111
kkkk
Description:
The contents of the W register are
XOR’ed with the eight bit literal 'k'.
The result is placed in the W regis-
ter.
Words:
1
Cycles:
1
Example:
XORLW
0xAF
Before Instruction
W=
0xB5
After Instruction
W
=
0x1A
XORWF
Exclusive OR W with f
Syntax:
[
label ] XORWF
f,d
Operands:
0
≤ f ≤ 31
d
∈ [0,1]
Operation:
(W) .XOR. (f)
→ (dest)
Status Affected:
Z
Encoding:
0001
10df
ffff
Description:
Exclusive OR the contents of the
W register with register 'f'. If 'd' is 0,
the result is stored in the W regis-
ter. If 'd' is 1, the result is stored
back in register 'f'.
Words:
1
Cycles:
1
Example
XORWF
REG,1
Before Instruction
REG
=
0xAF
W=
0xB5
After Instruction
REG
=
0x1A
W=
0xB5
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PIC16C505T-20/SL 功能描述:8位微控制器 -MCU 1.5KB 72 RAM 12 I/O 20MHz SOIC14 RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時(shí)鐘頻率:50 MHz 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風(fēng)格:SMD/SMT
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