DSPIC30F6010 MICROCHIP [Microchip Technology], DSPIC30F6010 Datasheet - Page 118

• Manufacturer Part Number: DSPIC30F6010
• Description: High-Performance Digital Signal Controllers
• Manufacturer: MICROCHIP [Microchip Technology]

dsPIC30F6010
FIGURE 19-1:
DS70119D-page 116
Message
BUFFERS
PROTOCOL
ENGINE
Control
Queue
TXB0
Note 1: i = 1 or 2 refers to a particular CAN module (CAN1 or CAN2).
CAN BUFFERS AND PROTOCOL ENGINE BLOCK DIAGRAM
Transmit
CiTX
Logic
Transmit Byte Sequencer
TXB1
(1)
CRC Generator
Transmit Shift
TXB2
Preliminary
A
c
c
e
p
t
R
X
B
0
Receive Shift
CRC Check
Acceptance Mask
Acceptance Filter
Acceptance Filter
Data Field
Identifier
RXM0
RXF0
RXF1
Timing
CiRX
Logic
Bit
(1)
 2004 Microchip Technology Inc.
M
A
B
Transmit
Receive
Counter
Counter
Identifier
Acceptance Mask
Acceptance Filter
Acceptance Filter
Acceptance Filter
Acceptance Filter
Protocol
Machine
Data Field
Error
Error
Finite
State
RXM1
RXF2
RXF3
RXF4
RXF5
Bit Timing
Generator
TERRCNT
BusOff
RERRCNT
ErrPas
R
X
B
1
A
c
c
e
p
t