Datasheet

 2002 Microchip Technology Inc. DS21291E-page 59
MCP2510
FIGURE 11-4: REQUEST TO SEND INSTRUCTION
FIGURE 11-5: BIT MODIFY INSTRUCTION
FIGURE 11-6: READ STATUS INSTRUCTION
SO
SI
SCK
CS
02345671
T2 T000
0
01
instruction
high impedance
T1
SO
SI
SCK
CS
0 23456789101112131415161718192021221
1100000
A7 6 5 4
1
A0
765432 10
instruction
high impedance
32
0
address byte
mask byte
76543210
23 24 25 26 27 28 29 30 31
data byte
Note: 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.
SO
SI
SCK
CS
0 2 3 4 5 6 7 8 9 101112131415161718192021221
00001010
76543210
instruction
data out
high impedance
23
don’t care
CANINTF.RX0IF
CANINTF.RX1IF
CANINTF.TX0IF
CANINTF.TX1IF
CANINTF.TX2IF
TXB2CNTRL.TXREQ
TXB1CNTRL.TXREQ
TXB0CNTRL.TXREQ
7654321 0
data out
repeat