13
TD-000436 -01 -A
GPIO
Connector
Pin
GPIO # and
Function
Specifi cations
1
3.3 V
100 mA max (power cycle to reset current limiting)
2
GPIO 1
5mA in/out, 3.3V max, 127
resistor in series
3
GPIO 2
5mA in/out, 3.3V max, 127
resistor in series
4
GND
Ground
5
GPIO 3
5mA in/out, 3.3V max, 127
resistor in series
6
GPIO 4
5mA in/out, 3.3V max, 127
resistor in series
7
GND
Ground
8
GPIO 5
18mA in/out max, 3.3V max, 127
resistor in series
9
RELAY NO
1
Relay Normally Open
10
RELAY COM
1
Relay Common
11
RELAY NC
1
Relay Normally Closed
12
GND
Ground
13
GPIO 6
18mA in/out max, 3.3V max, 127
resistor in series
14
GPIO 7
18mA in/out max, 3.3V max, 127
resistor in series
15
GND
Ground
16
GPIO 8
18mA in/out max, 3.3V max, 127
resistor in series
1 Nominal switching capacity is 30 VDC at 2 A for a total of 60 W maximum. The maximum voltage is 220 VDC if
the current is limited to observe the maximum power rating (60 W).
Examples
— Figure 22 —
10 kΩ
GPIO
Ground
+3.3 V
GPIO
Analog In
Ground
GPIO 5-8
Ground
Works for LEDs up to 18 mA.
Current is limited in the GPIO circuit
by a 127
Ω
resister in series.
Button or Contact Closure Potentiometer Q-SYS-Powered LED
— Figure 21 —
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
