MCP2510 Microchip Technology, MCP2510 Datasheet - Page 59

• Manufacturer Part Number: MCP2510
• Description: Stand-Alone CAN Controller with SPI Interface
• Manufacturer: Microchip Technology

FIGURE 11-4: Request To Send Instruction
FIGURE 11-5: BIT Modify instruction
FIGURE 11-6: Read Status Instruction
SCK
SCK
1999 Microchip Technology Inc.
SO
CS
SO
CS
SI
SI
Note:
0
0
1
0
0
1
high impedance
Not all registers can be accessed with this command. See the register map in Section 10.0 for a list of
the registers that apply.
instruction
0
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
0
1
0
1
2
0
instruction
1
0
3
0
SCK
SO
CS
0
4
1
SI
A7 6 5 4
0
5
address byte
1
0
0
6
0
0
1
7
3 2
7
2
0
high impedance
8
instruction
high impedance
6
1 A0 7 6 5 4 3 2 1 0
3
0
9
5
Preliminary
10 11 12 13 14 15 16 17 18 19 20 21 22
4
0
data out
4
T2
5
mask byte
3
T1
6
2
T0
7
1
don’t care
0
23 24 25 26 27 28 29 30 31
7 6 5 4 3 2 1 0
7
CANINTF.RX0IF
CANINTF.RX1IF
TXB0CNTRL.TXREQ
CANINTF.TX0IF
TXB1CNTRL.TXREQ
CANINTF.TX1IF
TXB2CNTRL.TXREQ
CANINTF.TX2IF
6
data byte
5
4
data out
repeat
3
MCP2510
2
1
DS21291C-page 59
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