lacaio 🇧🇷🏴☠️🇸🇴@lemmy.eco.br to Technology@lemmy.worldEnglish · 14 天前This Espressif ESP32-Powered 4G "Smartphone," Programmed in the Arduino IDE, Packs The Essentialswww.hackster.ioexternal-linkmessage-square59linkfedilinkarrow-up1215arrow-down15
arrow-up1210arrow-down1external-linkThis Espressif ESP32-Powered 4G "Smartphone," Programmed in the Arduino IDE, Packs The Essentialswww.hackster.iolacaio 🇧🇷🏴☠️🇸🇴@lemmy.eco.br to Technology@lemmy.worldEnglish · 14 天前message-square59linkfedilink
minus-squaresolrize@lemmy.mllinkfedilinkEnglisharrow-up30·14 天前Nice. The 4g module is $17.90 from digikey, much less than last time I looked. I wonder if there’s a 5g version. I also wonder if there’s any issue using retail sim cards and making LTE voice calls.
minus-squarelacaio 🇧🇷🏴☠️🇸🇴@lemmy.eco.brOPlinkfedilinkEnglisharrow-up11arrow-down2·14 天前the reddit discussion is interesting
minus-squareBillygoat@piefed.sociallinkfedilinkEnglisharrow-up19arrow-down1·14 天前Any particular reason?
Nice. The 4g module is $17.90 from digikey, much less than last time I looked. I wonder if there’s a 5g version. I also wonder if there’s any issue using retail sim cards and making LTE voice calls.
the reddit discussion is interesting
Any particular reason?