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Recent content by kdw2pd

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  1. K

    Replacement firmware for iSpindel (GravityMon)

    I had an odd issue with an ESP32-S2 mini. I installed the firmware on the board before soldering to the PCB to test it out. Powering it up via USB-C on the computer, the program wouldn't execute. Nothing shows up via serial monitor. When I downgraded to 1.4, the GravityMon AP point popped up...
  2. K

    Wiring Diagram for Setting Up a Spa Panel off Ungrounded 3 Wire Dryer Plug?

    I'm moving toward upgrading my eBIAB setup to 240V. My father-in-law helped me run a 10-30 outlet to the back patio off of the 10-30 dryer outlet. The outlet is H H N, so no true ground. The plan was to just use the 10-30 outlet for brewing, but after a little bit more reading (that I probably...
  3. K

    Replacement firmware for iSpindel (GravityMon)

    I'd be interested! I was able to get TiltBridge to read a C3 iSpindel in Fermentrack, but never tested it out during a fermentation.
  4. K

    Help Wiring AC Side of BrewPi... Yet Again

    In case anyone comes across this later, the wiring was fine. I had recently upgraded my knockoff ESP8266 to V15 of BrewPi from V11. Re-flashing with V11 and the issues resolved.
  5. K

    Help Wiring AC Side of BrewPi... Yet Again

    I'm having an issue trying to wire up an ESP8266 BrewPi controller with the through-hole no RJ Thorrak PCB. I think I have it wired up like the wiring diagram here (https://cdn.homebrewtalk.com/data/attach/653/653074-Fermentrack-Controller-Layout.pdf), but the heating and cooling relays do not...
  6. K

    PSA: Try Powering Your Uncooperative DS18B20s Via 5V

    Now ya tell me! I looked quickly through a couple of HBT CBPi threads and didn't see that!
  7. K

    PSA: Try Powering Your Uncooperative DS18B20s Via 5V

    I've been struggling with getting a Pi 4B to recognize some cheap Amazon DS18B20s. I was powering them via 3.3V, and getting the "00-80000000" result in /sys/bus/w1/devices. After scrounging a bit, I found a few references to folks powering them via 5V. Tried it out, and voila, "28-", reading...
  8. K

    Replacement firmware for iSpindel (GravityMon)

    Finally got an iSpindel with an ESP32 C3 V2.1 up and running. After selecting 'red' for the Bluetooth tilt color and 30 seconds for an interval (to speed up testing), I was was able to pick up the iSpindel on both the Tilt app and via TiltBridge in Fermentrack. So cool that it works! And a huge...
  9. K

    Replacement firmware for iSpindel (GravityMon)

    Huh, I wasn't aware of this. I know there'd been issues with cheap gyroscope knockoffs and D1 Minis. I haven't had any issues with the MPU6500s or the V3 D1 Minis that I ordered from AliExpress in the past, so I'm getting charger modules from the same seller this time...
  10. K

    Replacement firmware for iSpindel (GravityMon)

    I was having an issue building the C3 iSpindels where the battery would charge and the charging LED would light up red, but the ESP32 wouldn't run on battery power. So "solved the issue" was optimistic, at least ID'd it. 99% sure it's an issue with the charging module, but I'm far from an...
  11. K

    Replacement firmware for iSpindel (GravityMon)

    Deleted, solved the issue. It was a hardware problem. Carry on folks, I'll stop clogging up this thread.
  12. K

    Replacement firmware for iSpindel (GravityMon)

    Ah, thanks! I'd interpreted what @mper said as reflecting something that needed to be updated in the BrewFlasher software, not the GravityMon firmware. My bad.
  13. K

    Replacement firmware for iSpindel (GravityMon)

    Great, a huge thank you to you and @Thorrak for all your hard work! Is there a spot I can snag the updated version at?
  14. K

    TiltBridge - Tilt-to-WiFi Device for Tilt Hydrometer

    I ordered the 0.96" yellow/blue one for a completely separate project, and wondered if it or similar would work: https://www.aliexpress.us/item/2251832451852351.html?spm=a2g0o.order_detail.order_detail_item.19.273ef19cAvF4Yf&gatewayAdapt=glo2usa
  15. K

    TiltBridge - Tilt-to-WiFi Device for Tilt Hydrometer

    Has anyone had any luck using an external OLED display with a non-pro Lolin D32? I had ordered a couple for a since-abandoned project that I was planning on re-purposing to use with TiltBridge. I know that the Lolin D32 Pro/TFT is the recommended hardware, but I was hoping that there's a way to...
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