參數(shù)資料
型號(hào): P87C575EHAA
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 微控制器/微處理器
英文描述: 80C51 8-bit microcontroller family 8K/256 OTP/ROM/ROMless, 4 comparator, failure detect circuitry, watchdog timer
中文描述: 8-BIT, OTPROM, 16 MHz, MICROCONTROLLER, PQCC44
封裝: PLASTIC, MO-047AC, SOT-187-2, LCC-44
文件頁(yè)數(shù): 19/40頁(yè)
文件大?。?/td> 383K
代理商: P87C575EHAA
Philips Semiconductors
Product specification
80C575/83C575/
87C575
80C51 8-bit microcontroller family
8K/256 OTP/ROM/ROMless, 4 comparator, failure detect circuitry, watchdog timer
1998 May 01
19
PRE2
PRE1
PRE0
LVRE
OFRE
WDRUN
WDTOF
WDMOD
WDCON
(C0H)
8COUNTER
PRESCALER
OSC/12
MOV WFEED1,#0A5H
MOV WFEED2,#5AH
WATCHDOG FEED SEQUENCE
SHADOW REGISTER
FOR WDCON
ROM–CODE
CONTENT
WD
PRE2:0
WDMOD
ADDRESS
2032H
2031H
2030H
1
SU00241
Figure 15. Watchdog Timer of 83C575 in Watchdog Mode (EA = 1, WDMOD = 1)
PRE2
PRE1
PRE0
LVRE
OFRE
WDRUN
WDTOF
WDMOD
WDCON
(C0H)
8–BIT DOWN
COUNTER
PRESCALER
OSC/12
MOV WFEED1,#0A5H
MOV WFEED2,#5AH
WATCHDOG FEED SEQUENCE
SHADOW REGISTER
FOR WDCON
ROM–CODE
CONTENT
WD
PRE2:0
WDMOD
ADDRESS
2032H
2031H
2030H
0
SU00242
Figure 16. Watchdog Timer of 83C575 in Timer Mode (EA = 1, WDMOD = 0)
相關(guān)PDF資料
PDF描述
P83C575EBPN 80C51 8-bit microcontroller family 8K/256 OTP/ROM/ROMless, 4 comparator, failure detect circuitry, watchdog timer
P87C575EBPN 80C51 8-bit microcontroller family 8K/256 OTP/ROM/ROMless, 4 comparator, failure detect circuitry, watchdog timer
P80C575EBAA 80C51 8-bit microcontroller family 8K/256 OTP/ROM/ROMless, 4 comparator, failure detect circuitry, watchdog timer
P83C575EBAA 80C51 8-bit microcontroller family 8K/256 OTP/ROM/ROMless, 4 comparator, failure detect circuitry, watchdog timer
P87C575EBAA 80C51 8-bit microcontroller family 8K/256 OTP/ROM/ROMless, 4 comparator, failure detect circuitry, watchdog timer
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