PIC18F2682/2685/4682/4685
DS39761C-page 302
2009 Microchip Technology Inc.
REGISTER 23-31: BnEIDL: TX/RX BUFFER n EXTENDED IDENTIFIER REGISTERS,
LOW BYTE IN RECEIVE MODE [0
≤ n ≤ 5, TXnEN (BSEL<n>) = 1](1)
R/W-x
EID7
EID6
EID5
EID4
EID3
EID2
EID1
EID0
bit 7
bit 0
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
bit 7-0
EID7:EID0: Extended Identifier bits
Note 1:
These registers are available in Mode 1 and 2 only.
REGISTER 23-32: BnDm: TX/RX BUFFER n DATA FIELD BYTE m REGISTERS IN RECEIVE MODE
[0
≤ n ≤ 5, 0 ≤ m ≤ 7, TXnEN (BSEL<n>) = 0](1)
R-x
BnDm7
BnDm6
BnDm5
BnDm4
BnDm3
BnDm2
BnDm1
BnDm0
bit 7
bit 0
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
bit 7-0
BnDm7:BnDm0: Receive Buffer n Data Field Byte m bits (where 0
≤ n < 3 and 0 < m < 8)
Each receive buffer has an array of registers. For example, Receive Buffer 0 has 7 registers: B0D0 to
B0D7.
Note 1:
These registers are available in Mode 1 and 2 only.
REGISTER 23-33: BnDm: TX/RX BUFFER n DATA FIELD BYTE m REGISTERS IN TRANSMIT MODE
[0
≤ n ≤ 5, 0 ≤ m ≤ 7, TXnEN (BSEL<n>) = 1](1)
R/W-x
BnDm7
BnDm6
BnDm5
BnDm4
BnDm3
BnDm2
BnDm1
BnDm0
bit 7
bit 0
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
bit 7-0
BnDm7:BnDm0: Transmit Buffer n Data Field Byte m bits (where 0
≤ n < 3 and 0 < m < 8)
Each transmit buffer has an array of registers. For example, Transmit Buffer 0 has 7 registers: TXB0D0
to TXB0D7.
Note 1:
These registers are available in Mode 1 and 2 only.
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