參數(shù)資料
型號: KSZ8895RQI
廠商: Micrel Inc
文件頁數(shù): 19/119頁
文件大?。?/td> 0K
描述: IC 10/100-T 5 PORT SW 128PQFP
標(biāo)準(zhǔn)包裝: 66
系列: *
2011-2012 Microchip Technology Inc.
Preliminary
DS41579C-page 115
PIC16(L)F1782/3
TABLE 12-3:
SUMMARY OF REGISTERS ASSOCIATED WITH DATA EEPROM
REGISTER 12-6:
EECON2: EEPROM CONTROL 2 REGISTER
W-0/0
EEPROM Control Register 2
bit 7
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
S = Bit can only be set
x = Bit is unknown
-n/n = Value at POR and BOR/Value at all other Resets
‘1’ = Bit is set
‘0’ = Bit is cleared
bit 7-0
Data EEPROM Unlock Pattern bits
To unlock writes, a 55h must be written first, followed by an AAh, before setting the WR bit of the
EECON1 register. The value written to this register is used to unlock the writes. There are specific
timing requirements on these writes. Refer to Section 12.2.2 “Writing to the Data EEPROM
Memory” for more information.
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Register on
Page
EECON1
EEPGD
CFGS
LWLO
FREE
WRERR
WREN
WR
RD
EECON2
EEPROM Control Register 2 (not a physical register)
EEADRL
EEADRL<7:0>
EEADRH
(1)
EEADRH<6:0>
EEDATL
EEDATL<7:0>
EEDATH
EEDATH<5:0>
INTCON
GIE
PEIE
TMR0IE
INTE
IOCIE
TMR0IF
INTF
IOCIF
PIE2
OSFIE
C2IE
C1IE
EEIE
BCLIE
C3IE
CCP2IE
PIR2
OSFIF
C2IF
C1IF
EEIF
BCLIF
C3IF
CCP2IF
Legend:
= unimplemented location, read as ‘0’. Shaded cells are not used by data EEPROM module.
*
Page provides register information.
2:
Unimplemented, read as ‘1’.
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