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21 Pin Module Digi XBee SMT RF ESP WROOM-02 espressif esp8266ex 2.4 GHz Wi-Fi https://www.espressif.com/sites/default/files/documentation/esp32-s2-wroom_esp32-s2-wroom-i_datasheet_en.pdf 2.4 GHz Wi-Fi Bluetooth external antenna espressif 20*15.4mm 2.4 GHz Bluetooth ble zigbee 802.15.4 flash crypto ATSAMR21G18 AT45DB041E TECC508A U.Fi Class 4 Bluetooth Module without antenna Low-Power Long Range Transceiver Module Low Power Long Range Transceiver Module LoRa Radio, RF, Module, http://www.hoperf.com/upload/rf/RFM69HW-V1.3.pdf 8 pin DIP socket A-001 1 14 pin DIP socket | | | | R5 | 2 | 1N5817 | Schottky Barrier Rectifier Diode, DO-41 Standard switching diode, DO-35 2x5 pin shrouded header 2.54 mm spacing D 2 pin Molex header 2.54 mm spacing | Tayda | A-1624 or A-2969 | | Taydaa | A-4755 | | Screws, nuts, and spacers (see [build notes](build.md | | | | C9 | 4 | 100 nF | Unpolarized capacitor | | | C6, C7, C8, C9 D1, D2, D3, D4, D5, D6, D7, D8, D9, D10 | 8 "use_height_for_length_calcs": true From 01bb4964a63ffeda0774c500204d2687e8f4164c Mon Sep 17 00:00:00 2001 Subject: [PATCH] added the once through idea with commentary by added the once through idea.

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