ThingMagic Astra-EX - Manual (Page 41)

Using GPIO
M6 and Astra-EX User Guide 41
Note
For non-isolated applications connect grounds together (pin6 and 7) and V-GPO to
M6 and Astra-EX+5V (pins 1 and 5). With this configuration the reader provides the
+5V supply and can sink up to 200mA, total.
Connector Pinout
The following are the pin-outs of the 15-pin connector:
Figure 13: DE15 GPIO Pinout
1. M6 and Astra-EX+5V - non-isolated power from M6 and Astra-EX
2. N/A
3. N/A
4. User Output 2 (GPIO_1)
5. V-GPO - Isolated source power for outputs
6. ISO-GND - Isolated ground for outputs
7. M6 and Astra-EX Ground - non-isolated ground
8. User Output 1 (GPIO_0)
9. User Output 2 (GPIO_1)
10. User Output 3 (GPIO_2)
11. User Output 4 (GPIO_5)
12. User Input 1 (GPIO_3)
13. User Input 2 (GPIO_4)
14. User Input 3 (GPIO_6)
15. User Input 4 (GPIO_7)
Note: The values in parentheses indicate the enumeration used by the MercuryAPI for each GPIO line.