Sam4s ER-650 Service Manual page 18

2-5 Interface Specifications
2-5 B.IRC Serial Interface
2-5 B-(a) Specification (Same as RS-485 2-Wire Communication Method)
Item
Data Transmission
Synchronization
Signal Level
(Receive)
Baud Rate
Data Word Length
Parity
Connector
2-5 B-(b) IRC I/F Cable
Ferrite Core : 5 Turn (AC 29.5×8×18mm)
2-5 B-(c) Cable Connection
1 (TX/RX_B)
2 (TX/RX_B)
ECR
3 (F.GND)
MASTER or
SLAVE
4 (F.GND)
5 (TX/RX_A)
6 (TX/RX_A)
SAM4S ER-650 SERIES
• Serial
• Asynchronous
• Logic"1" : (V
-V ) ≥ 0.2V
A B
• Logic"0" : (V
-V ) ≤ -0.2V
A B
• 9600 bps Only
• 7 Bit / 8 Bit
• None / Even / Odd
• Modular Jack Connector 12P (2Port-6Pin)
Table2-20 IRC Specification
Ferrite Core and Tie Cable are included in a Accessory Package
Figure2-6 IRC Cable
Figure2-7 IRC Cable Connection
Description
Tighten with Tie Cable
2 Product Specifications
Remark
1 (TX/RX_B)
2 (TX/RX_B)
ECR
3 (F.GND)
SLAVE
4 (F.GND)
5 (TX/RX_A)
6 (TX/RX_A)
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