MCP2515-I/SO Microchip Technology Inc., MCP2515-I/SO Datasheet - Page 65

• Manufacturer Part Number: MCP2515-I/SO
• Description: CAN CONTROLLER WITH SPI INTERFACE
• Manufacturer: Microchip Technology Inc.
• Type: Programmable Peripheral Interfacer

Specifications of MCP2515-I/SO

• Package Type: 18-Pin SOIC
• Voltage, Supply: 2.7-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

FIGURE 12-2:
FIGURE 12-3:
FIGURE 12-4:
© 2005 Microchip Technology Inc.
SCK
SCK
CS
SO
CS
SO
SI
SI
SCK
CS
SO
SI
0
1
0
0
0
0
0
0
1
high-impedance
1
0
1
0
0
2
instruction
2
instruction
0
2
instruction
READ INSTRUCTION
READ RX BUFFER INSTRUCTION
BYTE WRITE INSTRUCTION
0
1
3
3
0
3
0
0
4
4
0
4
0
5
5
n
0
5
1
6
high-impedance
m
6
1
6
0
0
7
7
1
7
A7
7
8
8
A7
8
6
6
9 10 11 12 13 14 15 16 17 18 19 20 21 22
9 10 11 12 13 14 15
6
high-impedance
9 10 11 12 13 14 15 16 17 18 19 20 21 22
Preliminary
5
5
address byte
don’t care
5
address byte
data out
4
4
4
3
3
3
2
2
2
1
1
1
A0 7
0
A0
7
6
n m
0 0 Receive Buffer 0,
0 1 Receive Buffer 0,
1 0 Receive Buffer 1,
1 1 Receive Buffer 1,
6
5
5
data byte
Start at RXB0SIDH
Start at RXB0D0
Start at RXB1SIDH
Start at RXB1D0
don’t care
4
Address Points to
data out
4
3
MCP2515
3
2
2
1
DS21801D-page 65
1
23
0
0
23
Address
0x61
0x66
0x71
0x76