Microchip Technology dsPIC30F - Page 604

dsPIC30F Family Reference Manual
DS70070B-page 23-6 © 2004 Microchip Technology Inc.
Register 23-3: CiTXnSID: Transmit Buffer n Standard Identifier
Register 23-4: CiTXnEID: Transmit Buffer n Extended Identifier
Upper Byte:
R/W-x R/W-x R/W-x R/W-x R/W-x U-0 U-0 U-0
SID<10:6>
— — —
bit 15 bit 8
Lower Byte:
R/W-x R/W-x R/W-x R/W-x R/W-x R/W-x R/W-x R/W-x
SID<5:0> SRR TXIDE
bit 7 bit 0
bit 15-11 SID<10:6>: Standard Identifier bits
bit 10-8 Unimplemented: Read as ‘0’
bit 7-2 SID<6:0>: Standard Identifier bits
bit 1 SRR: Substitute Remote Request Control bit
1 = Message will request a remote transmission
0 = Normal message.
bit 0 TXIDE: Extended Identifier bit
1 = Message will transmit extended identifier
0 = Message will transmit standard identifier
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
Upper Byte:
R/W-x R/W-x R/W-x R/W-x U-0 U-0 U-0 U-0
EID<17:14>
— — — —
bit 15 bit 8
Lower Byte:
R/W-x R/W-x R/W-x R/W-x R/W-x R/W-x R/W-x R/W-x
EID<13:6>
bit 7 bit 0
bit 15-12 EID<17:14>: Extended Identifier bits 17-14
bit 11-8 Unimplemented: Read as ‘0’
bit 7-0 EID<13:6>: Extended Identifier bits 13-6
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