EnviroDIY | Rob | Activity https://www.envirodiy.org/members/rryansilva/activity/ Activity feed for Rob. Fri, 24 Apr 2026 14:35:22 -0400 https://buddypress.org/?v= en-US 30 hourly 2 4f6fbb9bd9f3c9e3148068c1ecccb78b Rob replied to the topic Powering an Adafruit FONA in the forum Mayfly Data Logger https://envirodiy.org/topic/powering-an-adafruit-fona/#post-2249 Thu, 01 Jun 2017 14:14:54 -0400 That’s very helpful, thanks. In the past I had good results with custom shields that connected the FONA’s Batt pin to the Stalker’s VCC pin, but the new design uses a diode that cannot handle the current necessary.

]]> 251b573a53ec64f79a4bcb3c72c29b6d Rob started the topic Powering an Adafruit FONA in the forum Mayfly Data Logger https://envirodiy.org/topic/powering-an-adafruit-fona/ Wed, 31 May 2017 20:41:09 -0400 Greetings,

I recently received two Mayfly v0.5 units which I am evaluating. I used to use the Seeeduino Stalker v3.0 for projects, but I find the v3.1 they have replaced it with, among other problems, will not put out enough power to run an Adafruit FONA 808. Fixing this requires desoldering a surface-mount diode and shorting the pads, which is a…[Read more]

]]> 0a3071b9cae93ba3d483c5aa955fe2fc Rob became a registered member https://www.envirodiy.org/activity/p/2519/ Wed, 31 May 2017 20:30:15 -0400 0