DynaGATE 10-12 User manual Rev. 0-14
11 How to access interfaces under Linux
11.10 Digital I/Os
The DynaGATE 10-12 exposes the Digital I/Os (GPIOs) as follows:
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Digital Input 1:
/sys/class/gpio/gpio26/value
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Digital Input 2:
/sys/class/gpio/gpio27/value
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Digital Output 1:
/sys/class/gpio/gpio87/value
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Digital Output 2:
/sys/class/gpio/gpio89/value
To manage these GPIOs, see
"How to drive the GPIOs: the GPIO utility" on page 63
.
11.11 LED indicators
The DynaGATE 10-12 exposes the LED indicators as follows:
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LED 1 (green):
/sys/class/gpio/gpio117/value
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LED 2 (green):
/sys/class/gpio/gpio114/value
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LED 3 (amber):
/sys/class/gpio/gpio115/value
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LED 4 (amber):
/sys/class/gpio/gpio116/value
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LED 5 (green):
Reserved
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LED 6 (blue):
Reserved
To manage these GPIOs, see
"How to drive the GPIOs: the GPIO utility" on page 63
.
11.12 Vehicle Ignition Sense
The DynaGATE 10-12 is provided with a Vehicle Ignition Sense on the Power supply connector (Pin# 3:
KEY).
The Vehicle Ignition Sense is a digital input that can be used to monitor the ignition status
To read the Vehicle Ignition Sense status, enter the following command:
gpio_utility gpio30
The output is the following:
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If Pin# 3 is not connected, or connected to GND, then
value
= 1
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If Pin# 3 is connected to Power IN +, then
value
= 0.
11.13 Ethernet ports
The DynaGATE 10-12 exposes Ethernet ports as follows:
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Ethernet 0 port:
eth0
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Ethernet 1 port:
eth1
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Summary of Contents for DynaGate 10-12 Series
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Page 93: ...DynaGATE 10 12 User manual Rev 0 14 Notes NOTES 93 94...