參數(shù)資料
型號: 25C256
廠商: Microchip Technology Inc.
英文描述: 256K 5.0V SPI Bus Serial EEPROM(4.5~5.5V,256K位,SPI總線串行EEPROM)
中文描述: 256K 5.0V SPI總線串行EEPROM(4.5?5.5V的,256K位和SPI總線串行EEPROM的)
文件頁數(shù): 92/170頁
文件大?。?/td> 4191K
代理商: 25C256
PIC16F62X
DS40300C-page 90
Preliminary
2003 Microchip Technology Inc.
TABLE 13-1:
REGISTERS/BITS ASSOCIATED WITH DATA EEPROM
Address
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Value on
Power-on
Reset
Value on all
other
RESETS
9Ah
EEDATA
EEPROM data register
xxxx xxxx
xxxx xxxx
---- x000
---- ----
uuuu uuuu
uuuu uuuu
---- q000
---- ----
9Bh
EEADR
EEPROM address register
9Ch
EECON1
EECON2
(1)
WRERR
WREN
WR
RD
9Dh
EEPROM control register 2
Legend:
x = unknown, u = unchanged, - = unimplemented read as '0', q = value depends upon condition.
Shaded cells are not used by data EEPROM.
EECON2 is not a physical register
Note
1:
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