ECAN-240-FD (Modbus TCP to 2-port CAN FD Gateway) User Manual
Version 1.0.0
Page
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48
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5.1.1.3 CAN Status Address
Status information of CAN1/2 ports, including CAN bus status, CAN FIFO overflow status, CAN
Tx/Rx frame count and FPS (frame per second).
CAN1 Status
Protocol
Base Address
(0xxxx)
PLC
Base Address
(3xxxx)
Words
Description
00512 ~ 00513
30513 ~ 30514
2
CAN1 Status
Bit 9-31: reserved
Bit 8: Modbus Tx FIFO overflow
Bit 7: reserved
Bit 6: CAN bus off
Bit 5: CAN error passive
Bit 4: CAN error warning
Bit 2-3: reserved
Bit 1: CAN Tx FIFO overflow
Bit 0: CAN Rx FIFO overflow
00514 ~ 00515
30515 ~ 30516
2
CAN1 Tx data count
00516 ~ 00517
30517 ~ 30518
2
CAN1 Rx data count
00518 ~ 00518
30519 ~ 30519
1
CAN1 Tx FPS (frame per second)
00519 ~ 00519
30520 ~ 30520
1
CAN1 Rx FPS (frame per second)
CAN2 Status
Protocol
Base Address
(0xxxx)
PLC
Base Address
(3xxxx)
Words
Description
04608 ~ 04609
34609 ~ 34610
2
CAN2 Status
Bit 9-31: reserved
Bit 8: Modbus Tx FIFO overflow
Bit 7: reserved
Bit 6: CAN bus off
