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H685 User Manual
E
‐
Lins
Technology
Co.,Limited
Tel:
+86
‐
755
‐
29230581
E
‐
mail:
sales@e
‐
lins.com
www.szelins.com
www.e
‐
lins.com
Modem to Serial Settings
serial baudrate:
support 9600/19200/38400/57600/115200bps
serial parity:
support none/odd/even
serial databits:
support 7 bits and 8 bits
serial stopbit:
support 1 bits and 2 bits
Serial Flow Control:
support none/hardware/software
3.4 DIO
This DIO feature only supports output signal to connected devices. Not support input from
external devices. This DIO feature must be used with E-Lins DIO control board.
3.4.1 DIO Hardware Connection
There are two types to provide power for the DIO control board.
Connection Type 1
Pin
VCC
Connect H685 VCC
GND
Connect H685 GND
DIO
Connect H685 DIO0 or 1
GND
NOT Connect
+12V IN
NOT Connect
12V CO R0
Connect devices/relay one side
12V CO L0
Connect devices/relay the other side
12V CO R1
Connect devices/relay one side
12V CO L1
Connect devices/relay the other side
GND
NOT Connect
Connection Type 2
Pin
VCC
Not Connect
GND
Not Connect
DIO
Connect H685 DIO0 or 1
GND
Connect 12V ground
+12V IN
Connect 12V positive
12V CO R0
Connect devices/relay one side
12V CO L0
Connect devices/relay the other side