参数资料
型号: MCP2515-E/P
元件分类: 微控制器/微处理器
英文描述: 1 CHANNEL(S), 1M bps, SERIAL COMM CONTROLLER, PDIP18
封装: 0.300 INCH, LEAD FREE, PLASTIC, DIP-18
文件页数: 13/88页
文件大小: 1205K
代理商: MCP2515-E/P
MCP2515
DS21801F-page 20
2010 Microchip Technology Inc.
REGISTER 3-4:
TXBnSIDL – TRANSMIT BUFFER n STANDARD IDENTIFIER LOW
(ADDRESS: 32h, 42h, 52h)
R/W-x
SID2
SID1
SID0
EXIDE
—EID17
EID16
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 7-5
SID: Standard Identifier bits <2:0>
bit 4
Unimplemented: Reads as ‘0’
bit 3
EXIDE: Extended Identifier Enable bit
1
=
Message will transmit extended identifier
0
=
Message will transmit standard identifier
bit 2
Unimplemented: Reads as ‘0’
bit 1-0
EID: Extended Identifier bits <17:16>
REGISTER 3-5:
TXBnEID8 – TRANSMIT BUFFER n EXTENDED IDENTIFIER HIGH
(ADDRESS: 33h, 43h, 53h)
R/W-x
EID15
EID14
EID13
EID12
EID11
EID10
EID9
EID8
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
EID: Extended Identifier bits <15:8>
REGISTER 3-6:
TXBnEID0 – TRANSMIT BUFFER n EXTENDED IDENTIFIER LOW
(ADDRESS: 34h, 44h, 54h)
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
EID: Extended Identifier bits <7:0>
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