4. Installation
MMX8x4-HT series – User's Manual
31
Applied firmware package: v1.2.2b5 | LDC software: v2.2.1
4.2.9. GPIO - General Purpose Input/Output Ports
DIFFERENCE:
MMX8x4-HT400M and MMX8x8-HDMI-4K-A-USB20 models have GPIO connector.
The matrix is supplied a 8-pole Phoenix connector with six GPIO pins, which operates at TTL digital signal levels
and can be set to high or low level (Push-Pull). The direction of the pins can be input or output (adjustable).
Voltage ranges for GPIO inputs are the following:
Input
voltage [V]
Output
voltage [V]
Max. output
current [mA]
Logical low level
0 - 0.8
0 - 0.5V
30
Logical high level
2 - 5
4.5 - 5V
18
INFO: The maximum total current for the six GPIO pins is 180 mA.
Pin nr.
Level and
direction
1
Configur
able
2
3
4
5
6
5V
Ground
GPIO connector and plug pin assignments
Compatible plug type
Phoenix
®
Combicon series (3.5mm pitch 8-pole), type: MC 1.5/8-ST-3.5.
You can find more information in
INFO: In MMX8x8-HDMI-4K-A-USB20 model, the
GPIO and USB 5V can be max. 2A altogether.
4.2.10.
Relay Connector
DIFFERENCE:
MMX8x4-HT400M model have Relay connector.
The device contains a 8-pole Phoenix connector which is used for relay connection. The relays are potential
free.
INFO: The maximum ratings for each relay are 30V and 1A, AC/DC.
Compatible Plug Type
Phoenix
®
Combicon series (3.5mm pitch, 4-pole), type: MC 1.5/4-ST-3.5.
You can find more information about relay interface in the
section.
4.2.11.
USB Connector
MMX8x4-HT series have standard USB mini-B receptacle.
DIFFERENCE:
MMX8x8-HDMI-4K-A-USB20 model have USB-A and USB-B connectors.
USB Type-A
The matrix is supplied four USB 2.0 compatible A-type port for connecting USB periferials.
5V output power capability can be turned on and off for all ports. The first port is able to supply 1000mA, and
the other three are able to power 500mA.
INFO: GPIO and USB 5V can be max. 2A altogether.
USB Type-B
The matrix is supplied four USB 2.0 compatible B-type port for connecting USB hosts.
Relay connector pin assignment
Pin nr.
Signal
1
Pin 1 for Relay 1
2
Pin 2 for Relay 1
3
Pin 1 for Relay 2
4
Pin 2 for Relay 2
5
Pin 1 for Relay 3
6
Pin 2 for Relay 3
7
Pin 1 for Relay 4
8
Pin 2 for Relay 4