參數資料
型號: MCV18ET-I/SO
元件分類: 微控制器/微處理器
英文描述: FLASH, 20 MHz, RISC MICROCONTROLLER, PDSO18
封裝: 7.50 MM, LEAD FREE, SOIC-18
文件頁數: 72/108頁
文件大?。?/td> 1509K
代理商: MCV18ET-I/SO
MCV18E
DS41399A-page 66
2009 Microchip Technology Inc.
REGISTER 9-1:
CONFIG: CONFIGURATION WORD REGISTER
CP(2)
bit 15
bit 8
BORV
BOREN(1)
—PWRTE
WDTE
FOSC1
FOSC0
bit 7
bit 0
Legend:
R = Readable bit
W = Writable bit
P = Programmable’
U = Unimplemented bit,
read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 15-14
Unimplemented: Read as ‘1’
bit 13
CP: Code Protection bit(2)
1
= Program memory code protection is disabled
0
= Program memory code protection is enabled
bit 12-8
Unimplemented: Read as ‘1’
bit 7
BORV: Brown-out Reset Voltage bit
1
= VBOR set to 4.0V
0
= VBOR set to 2.5V
bit 6
BOREN: Brown-out Reset Selection bits(1)
1
= BOR enabled
0
= BOR disabled
bit 5-4
Unimplemented: Read as ‘1’
bit 3
PWRTE: Power-up Timer Enable bit(1)
1
= PWRT disabled
0
= PWRT enabled
bit 2
WDTE: Watchdog Timer Enable bit
1
= WDT enabled
0
= WDT disabled
bit 1-0
FOSC<2:0>: Oscillator Selection bits
11
= RC oscillator
10
= HS oscillator
01
= XT oscillator
00
= LP oscillator
Note 1:
Enabling Brown-out Reset does not automatically enable Power-up Timer.
2:
The entire program memory will be erased when the code protection is turned off.
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