Issues of the OpenBCI WIFI Shield with MQTT Support

Last Updated on September 23, 2022 by pg@petergamma.org

• WiFi Shield packet loss:

https://github.com/OpenBCI/OpenBCI_WIFI/issues/82

• WiFi shield packet loss causes cyclical noise spikes:

https://github.com/OpenBCI/OpenBCI_GUI/issues/231

• The OpenBCI WIFI shield is in beta mode:

«The WiFi shield is known to have reliability issues (packet loss and cyclical noise spikes) when used with Cyton and CytonDaisy boards. Using it effectively requires advanced technical skills and programming knowledge. Please proceed at your own risk. OpenBCI cannot guarantee that the device will work with your configuration.»

https://docs.openbci.com/GettingStarted/Boards/WiFiGS/

• The OpenBCI WIFI shield is not available from the US OpenBCI store:

https://openbci.com/forum/index.php?p=/discussion/2699/wifi-shield-availablity-in-store-need-higher-sample-rate#latest

• The Gerber files for the OpenBCI shield are not available from OpenBCI:

https://openbci.com/forum/index.php?p=/discussion/3426/gerber-files-for-wifi-shield#latest

• The OpenBCI WIFI shield is available from Aliexpress:

https://www.aliexpress.com/item/32906287500.html?spm=a2g0o.productlist.0.0.3ba76c6a7JnkVB&algo_pvid=2c3aa774-a37b-4138-b746-eb9e97350232&algo_exp_id=2c3aa774-a37b-4138-b746-eb9e97350232-1&pdp_ext_f=%7B%22sku_id%22%3A%2212000020987248519%22%7D&pdp_npi=2%40dis%21USD%21379.0%21379.0%21%21%2144.42%21%21%4021031a5516639222848294099ee882%2112000020987248519%21sea&curPageLogUid=ysoRFKQYLfQR

• An OpenBCI community member was not able to confirm that MQTT over the WIFI shield is working:

https://openbci.com/forum/index.php?p=/discussion/3419/mqtt-route-not-found#latest