PIC18F2682 Datasheet, PDF (285/484 Pages) Microchip Technology – 28/40/44-Pin Enhanced Flash Microcontrollers with ECAN Technology, 10-Bit A/D and nanoWatt Technology

PIC18F2682/2685/4682/4685
REGISTER 23-6: TXBnSIDH: TRANSMIT BUFFER n STANDARD IDENTIFIER REGISTERS,
HIGH BYTE [0 ≤ n ≤ 2]
R/W-x
SID10
bit 7
R/W-x
SID9
R/W-x
SID8
R/W-x
SID7
R/W-x
SID6
R/W-x
SID5
R/W-x
SID4
R/W-x
SID3
bit 0
Legend:
R = Readable bit
-n = Value at POR
W = Writable bit
‘1’ = Bit is set
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
x = Bit is unknown
bit 7-0
SID10:SID3: Standard Identifier bits (if EXIDE (TXBnSIDL<3>) = 0)
Extended Identifier bits EID28:EID21 (if EXIDE = 1).
REGISTER 23-7: TXBnSIDL: TRANSMIT BUFFER n STANDARD IDENTIFIER REGISTERS,
LOW BYTE [0 ≤ n ≤ 2]
R/W-x
R/W-x
R/W-x
U-0
R/W-x
U-0
SID2
SID1
SID0
—
EXIDE
—
bit 7
R/W-x
EID17
R/W-x
EID16
bit 0
Legend:
R = Readable bit
-n = Value at POR
W = Writable bit
‘1’ = Bit is set
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
x = Bit is unknown
bit 7-5
bit 4
bit 3
bit 2
bit 1-0
SID2:SID0: Standard Identifier bits (if EXIDE (TXBnSIDL<3>) = 0)
Extended Identifier bits EID20:EID18 (if EXIDE = 1).
Unimplemented: Read as ‘0’
EXIDE: Extended Identifier Enable bit
1 = Message will transmit extended ID, SID10:SID0 become EID28:EID18
0 = Message will transmit standard ID, EID17:EID0 are ignored
Unimplemented: Read as ‘0’
EID17:EID16: Extended Identifier bits
REGISTER 23-8: TXBnEIDH: TRANSMIT BUFFER n EXTENDED IDENTIFIER REGISTERS,
HIGH BYTE [0 ≤ n ≤ 2]
R/W-x
EID15
bit 7
R/W-x
EID14
R/W-x
EID13
R/W-x
EID12
R/W-x
EID11
R/W-x
EID10
R/W-x
EID9
R/W-x
EID8
bit 0
Legend:
R = Readable bit
-n = Value at POR
W = Writable bit
‘1’ = Bit is set
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
x = Bit is unknown
bit 7-0
EID15:EID8: Extended Identifier bits (not used when transmitting standard identifier message)
© 2007 Microchip Technology Inc.
Preliminary
DS39761B-page 283