I have had fun developing a Chronograph for measuring bullet speed with a Teensy 4.0 with 3.2in tft and RFM69 radio link to a Feather M0 with the 433mhz onboard radio.
Also added a Nano printer to the wireless display for a hardcopy at the shooting range. The Feather M0 was easier to setup...
I have had fun developing a Chronograph for measuring bullet speed with a Teensy 4.0 with 3.2in tft and RFM69 radio link to a Feather M0 with the 433mhz onboard radio.
Also added a Nano printer to the wireless display for a hardcopy at the shooting range. The Feather M0 was easier to setup...