LoRaCOM

ESP32 based LoRa Communicator

SD card must be FAT32 formatted and pre-loaded with blank .txt files titled "0.txt" through "9.txt", as well as one "CS.txt".

Non-keyboard parts:

https://www.amazon.com/gp/product/B07Q576VWZ/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 https://www.amazon.com/gp/product/B07NB3BK5H/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 https://www.amazon.com/gp/product/B073C2ZNVV/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 https://www.amazon.com/gp/product/B01HHOAQ5A/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 https://www.amazon.com/gp/product/B015R62YHI/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 https://www.amazon.com/gp/product/B01K1RWAFY/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 https://www.amazon.com/gp/product/B01HXU1PKS/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 https://www.amazon.com/gp/product/B01AHYS7K8/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 https://www.amazon.com/gp/product/B0784FPF8J/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1

https://www.ebay.com/itm/10-Pcs-On-Off-SPDT-Right-Angle-Mini-Slide-Switch-SK12D07VG3-1P2T-3-pin-2mm-Pitch/182535742300?ssPageName=STRK%3AMEBIDX%3AIT&_trksid=p2057872.m2749.l2649

Keyboard build schematic, parts list, code, and instructions from ElectroNoobs:

https://electronoobs.com/eng_arduino_tut103.php