# Can I use the TX/RX on GPS port for serial communication?

Source: https://forum.modalai.com/topic/1753/can-i-use-the-tx-rx-on-gps-port-for-serial-communication
Category: VOXL 2 and VOXL 2 Mini (https://forum.modalai.com/category/26/voxl-2-and-voxl-2-mini)
Tags: voxl-2
Posted: 2023-01-31 16:34:30 UTC by wilkinsaf
Replies: 2 · Views: 437

## wilkinsaf · 2023-01-31 16:34:30 UTC

![826cfb21-a959-408b-b1e6-2b07d4bb859a-image.png](https://forum.modalai.com/assets/uploads/files/1675182812241-826cfb21-a959-408b-b1e6-2b07d4bb859a-image.png) 

Can J19 be used to connect an external flight controller?

![5503a594-6be6-4539-a812-bb743bb790f1-image.png](https://forum.modalai.com/assets/uploads/files/1675182867023-5503a594-6be6-4539-a812-bb743bb790f1-image.png)

## Reply by wilkinsaf · 2023-01-31 16:35:39 UTC

This is not possible on these points as they are connected to the DSP. 

There are other serial connection ports that are available for this on VOXL2

## Reply by wilkinsaf · 2023-01-31 16:36:58 UTC

Resolved