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17A4A4-00003E
-2
6. External Interface
6-1
microSD card slot
■
4.3” / 5.7”
Connector
：
microSD card slot (Push-in/Push-out method)
Corresponding media
：
microSD/SDHC memory card
Maximum capacity
：
32GB
6-2
Serial Interface
（
SIO1/SIO2
）
■
4.3” / 5.7”
Serial port
（
SIO1
）：
RS232C
Connector
：
Nylon connector
Recommended connector
：
B5B-PH-K-S (JST)
PIN No
Signal
Schematic
1
RXD
2
TXD
3
GND
4
RTS
5
CTS
Serial port
（
SIO2
）：
RS422/485
※
1
Connector
：
Nylon connector
Recommended connector
：
B6B-PH-K-S (JST)
PIN No
Signal
Schematic
RS422
RS485
1
TX+
DATA+
2
TX-
DATA-
3
GND
GND
4
RX+
(DATA+)
5
RX-
(DATA-)
6
GND
GND
※
1 RS422/485 setting enable to change by SIO2 setting switch
Default setting at shipment is RS485 Terminating resistance enabled
PIN No
RS422
RS485
Detail
1
ON/OFF
ON: Terminating enable / OFF: disable
2
OFF
ON
RS422/485 setting
3
OFF
ON
4
OFF
ON
1
5
1
6