Specifications - IDEC FC6A-C16K1CE Communications Manual

8: J1939 C
OMMUNICATION

Specifications

Item
Supported SAE J1939
Baud Rate
Transmit Methods
Receive Methods
Maximum Number of
Nodes
Maximum Number of
Send Message
Maximum Number of
Received Messages
Maximum Length of
Transmitted Message
Maximum Length of
Receive Message
Network Management
Special PGNs Handled by the CAN J1939 All-in-One Type
A portion of PGNs are used internally to control the MicroSmart. These PGNs cannot be received, even when they are set as
receive messages.
PGNs that cannot be set as receive messages
PGN
59392 (E800h)
59904 (EA00h)
60160 (EB00h)
60416 (EC00h)
60928 (EE00h)
Communication Control
Checking if J1939 communication is permitted/prohibited and checking the communication status can be performed with special
internal relays and special data registers.
Note: R/W stands for read/write and allows reading and writing. R is read-only. W is write-only.
Special Internal Relay Allocations
Special Internal Relays
M8300
M8301
M8302
M8303
M8304
J1939 Communication Permitted Flag (M8300)
Controls whether J1939 communication is permitted or prohibited.
0: Communication prohibited (default)
1: Communication permitted
8-4
SAE J1939-11: Physical Layer, 250 K bits/s, Twisted Shielded Pair
SAE J1939-15: Reduced Physical Layer, 250 K bits/s, Un-Shielded Twisted Pair
SAE J1939-21: Data Link Layer
SAE J1939-71: Vehicle Application Layer
SAE J1939-73: Application Layer - Diagnostics
SAE J1939-75: Application Layer - Generator Sets and Industrial
SAE J1939-81: Network Management
250 k [bps]
Event transmission, cycle transmission
Receive in ladder END, with cycle monitoring
128 nodes
100
200
252 bytes
252 bytes
Enabled
Parameter Name
Acknowledgment
Request
Data Transfer Message
Connection Management Message
Address Claim
J1939 Communication Permitted Flag
J1939 Online Status
J1939 Local Station Address Confirmation Status
J1939 Communication Error Output
J1939 Communication Bus Off Occurrence Output
FC6A S M S A
ERIES ICRO MART
Description
Used for responses between CAs.
Used to request PGN transmission.
Used to exchange multi-packet messages 9 bytes or longer.
Used for address management on the network.
Description
- -O T C
LL IN NE YPE OMMUNICATION
Comments
The number of CAs that can be
managed with address management
Resolves address conflicts, monitors
the addresses of neighboring CAs
Description
Setting Timing
Every scan
Every scan
Every scan
Every scan
M FC9Y-B1730
ANUAL
R/W
R/W
R
R
R
R