Questions tagged [feather]

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ESP8266 (Huzzah Feather) I2C scanner finds nothing

I am trying to address an I2C device on my Huzzah Feather (Adafruit) ESP8266, but the I2C scanner tool does not detect anything. All is sufficiently powered and quadruple checked the wiring. Is ...
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Adding bootloader to Feather M0 Bluefruit LE

I want to make a custom Feather M0 Bluefruit LE. I know this means that I will have to add a bootloader to the ATSAMD21G18. I have seen that there are many useful articles in relation to adding ...
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How do I send non-ASCII keys over the BLE HID connection using an Adafruit nRF52 Feather?

The hid_keyboard example sketch shows how to send ASCII characters, but how can I send non-ASCII codes like the F1 key, or keys with shift/control modifiers?