參數(shù)資料
型號: AT90S8535-8PI
廠商: Atmel
文件頁數(shù): 109/127頁
文件大?。?/td> 0K
描述: IC MCU 8K FLSH 8MHZ A/D IT 40DIP
標(biāo)準(zhǔn)包裝: 18
系列: AVR® 90S
核心處理器: AVR
芯體尺寸: 8-位
速度: 8MHz
連通性: SPI,UART/USART
外圍設(shè)備: 欠壓檢測/復(fù)位,POR,PWM,WDT
輸入/輸出數(shù): 32
程序存儲器容量: 8KB(4K x 16)
程序存儲器類型: 閃存
EEPROM 大?。?/td> 512 x 8
RAM 容量: 512 x 8
電壓 - 電源 (Vcc/Vdd): 4 V ~ 6 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 8x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 40-DIP(0.600",15.24mm)
包裝: 管件
PIC16C71X
DS30272A-page 82
1997 Microchip Technology Inc.
SLEEP
Syntax:
[
label ]
SLEEP
Operands:
None
Operation:
00h
→ WDT,
0
→ WDT prescaler,
1
→ TO,
0
→ PD
Status Affected:
TO, PD
Encoding:
00
0000
0110
0011
Description:
The power-down status bit, PD is
cleared. Time-out status bit, TO is
set. Watchdog Timer and its pres-
caler are cleared.
The processor is put into SLEEP
mode with the oscillator stopped.
See Section 8.8 for more details.
Words:
1
Cycles:
1
Q Cycle Activity:
Q1
Q2
Q3
Q4
Decode
NOP
Go to
Sleep
Example:
SLEEP
SUBLW
Subtract W from Literal
Syntax:
[
label ]
SUBLW k
Operands:
0
≤ k ≤ 255
Operation:
k - (W)
→ (W)
Status Affected:
C, DC, Z
Encoding:
11
110x
kkkk
Description:
The W register is subtracted (2’s comple-
ment method) from the eight bit literal 'k'.
The result is placed in the W register.
Words:
1
Cycles:
1
Q Cycle Activity:
Q1
Q2
Q3
Q4
Decode
Read
literal 'k'
Process
data
Write to W
Example 1:
SUBLW
0x02
Before Instruction
W
=
1
C
=
?
Z
=
?
After Instruction
W
=
1
C
=
1; result is positive
Z
=
0
Example 2:
Before Instruction
W
=
2
C
=
?
Z
=
?
After Instruction
W
=
0
C
=
1; result is zero
Z
=
1
Example 3:
Before Instruction
W
=
3
C
=
?
Z
=
?
After Instruction
W
=
0xFF
C
=
0; result is nega-
tive
Z
=
0
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