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Ich habe

- SparkFun LiPo Battery Manager - Battery Babysitter (Artikelnr. 420663)
- Budget Solar Set 2W mit Laderegler für Lipo Akku (Artikelnr. 420391)
- Liter Energy battery 3.7V 1500mAh JST 2.0 / Lithium Ion Polymer (Artikelnr. 420334)
2 Stück LILYGO® TTGO LORA32 868 Mhz ESP32 LoRa OLED 0,96 Zoll Blaues Display Bluetooth WIFI ESP-32 Entwicklungsboard Modul Mit Antenne


Idee
Solarzelle via (420391) Solar IN BAT_OUT würde auf Batteriemanager (420663) gehen, Oben rechts beim Vin 4.35-6.4V!

Batterymanager
VBatt die LiPo anschliessen
Vout (unten rechts) den TTGO LoRa

Müsste das so klappen?

Dann
Battery Manager (420663) - Auf TTGO LoRa
SDA     -> Pin 21
SCL     -> Pin 22
GDN    -> Pin GDN
VPV    ->  Pin 3.5





Bilder




Quellen/Source:
ttn | the things network | open LoRaWAN™ network
Forum --> ttn | the things network | open LoRaWAN™ network
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