參數(shù)資料
型號: 25C128
廠商: Microchip Technology Inc.
英文描述: 128K 5.0V SPI Bus Serial EEPROM(4.5~5.5V,128K位,SPI總線串行EEPROM)
中文描述: 128K的5.0V SPI總線串行EEPROM(4.5?5.5V的,128K的位和SPI總線串行EEPROM的)
文件頁數(shù): 26/170頁
文件大?。?/td> 4191K
代理商: 25C128
PIC16F62X
DS40300C-page 24
Preliminary
2003 Microchip Technology Inc.
3.2.2.6
PCON Register
The PCON register contains flag bits to differentiate
between a Power-on Reset, an external MCLR Reset,
WDT Reset or a Brown-out Detect.
REGISTER 3-6:
PCON REGISTER (ADDRESS: 0Ch)
Note:
BOD is unknown on Power-on Reset. It
must then be set by the user and checked
on subsequent RESETS to see if BOD is
cleared, indicating a brown-out has
occurred. The BOD STATUS bit is a “don't
care” and is not necessarily predictable if
the brown-out circuit is disabled (by
clearing
the
BODEN
Configuration word).
bit
in
the
U-0
U-0
U-0
U-0
R/W-1
U-0
R/W-q
R/W-q
OSCF
POR
BOD
bit 7
bit 0
bit 7-4
Unimplemented:
Read as '0'
bit 3
OSCF
: INTRC/ER oscillator frequency
1
= 4 MHz typical
(1)
0
= 37 KHz typical
bit 2
Unimplemented:
Read as '0'
bit 1
POR
: Power-on Reset STATUS bit
1
= No Power-on Reset occurred
0
= A Power-on Reset occurred (must be set in software after a Power-on Reset occurs)
bit 0
BOD
: Brown-out Detect STATUS bit
1
= No Brown-out Reset occurred
0
= A Brown-out Reset occurred (must be set in software after a Brown-out Reset occurs)
Note 1:
When in ER Oscillator mode, setting OSCF = 1 will cause the oscillator frequency to
change to the frequency specified by the external resistor.
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
’1’ = Bit is set
’0’ = Bit is cleared
x = Bit is unknown
相關(guān)PDF資料
PDF描述
25LC128 128K 5.0V SPI Bus Serial EEPROM(2.5~5.5V,128K位,SPI總線串行EEPROM)
25C256 256K 5.0V SPI Bus Serial EEPROM(4.5~5.5V,256K位,SPI總線串行EEPROM)
25C160 8K/16K 5.0V SPI Bus Serial EEPROM
25C080 8K 5.0V SPI Bus Serial EEPROM(4.5~5.5V,3MHz,8K位,10M次可自定時擦寫周期,EEPROM)
25C320 32K 5.0V SPI Bus Serial EEPROM
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
25C14X51AM 功能描述:保險絲 CYL 25A 660V 14x51mm RoHS:否 制造商:Littelfuse 產(chǎn)品:Surface Mount Fuses 電流額定值:0.5 A 電壓額定值:600 V 保險絲類型:Fast Acting 保險絲大小/組:Nano 尺寸:12.1 mm L x 4.5 mm W 安裝風(fēng)格: 端接類型:SMD/SMT 系列:485
25C14X51GI 功能描述:保險絲 CYL 660vac 25A 14 x 51mm RoHS:否 制造商:Littelfuse 產(chǎn)品:Surface Mount Fuses 電流額定值:0.5 A 電壓額定值:600 V 保險絲類型:Fast Acting 保險絲大小/組:Nano 尺寸:12.1 mm L x 4.5 mm W 安裝風(fēng)格: 端接類型:SMD/SMT 系列:485
25C14X51GI/I 功能描述:保險絲 Fuse,Cylinder w/indicator,14x51mm.25A,660V,gI RoHS:否 制造商:Littelfuse 產(chǎn)品:Surface Mount Fuses 電流額定值:0.5 A 電壓額定值:600 V 保險絲類型:Fast Acting 保險絲大小/組:Nano 尺寸:12.1 mm L x 4.5 mm W 安裝風(fēng)格: 端接類型:SMD/SMT 系列:485
25C150BCGG5ZB 制造商:BOLTS 功能描述:
25C16 制造商:CATALYST 制造商全稱:Catalyst Semiconductor 功能描述:1K/2K/4K/8K/16K SPI Serial CMOS E2PROM