Replied to Estimating pump flow from current and pressure, then alarming on the residual

Kalman is everywhere in navigation. For a pump it feels like overkill to me, but I'm no process guy.

4 days, 4 hours ago

Replied to PIC24FJ128GA202 Modbus RTU slave over MAX485 never answers the gateway

Is RO actually reaching the PIC pin? Scope the PIC pin itself, not the MAX485 side.

6 days, 9 hours ago

Replied to A home heating station in the 3D designer: rooms, heat pump, buffer tank and cylinder

Can the names be turned off on a dashboard? On a small card they would cover everything.

1 week, 2 days ago

Replied to 2.2.2: device certificates, renewal notices, and gateway signals in the AI firewall

We build our own boards around an ESP32-S3 and already do mutual TLS with our own CA on another project. Can we upload that…

1 week, 2 days ago

Started ESP8266 as a local MQTT broker so the sensors keep working when the internet drops?

Small warehouse plus my house next door. Six ESP8266 nodes (temperature, two door contacts, a freezer current clamp, a gate sensor). Each one currently…

3 weeks ago

Replied to 2.2.0: the device list and device page, the profile editor, the Commands tab and the device log

Is the IP address what the device reports about itself, or what you see? Most of ours sit behind a 4G router.

3 weeks, 1 day ago

Replied to Trailer tracker on a NodeMCU: map card says no rows with valid coordinates

Renamed lon to lng and switched to snprintf, markers showed up straight away and in the right bays, not stacked in one spot. Also…

1 month, 1 week ago

Replied to Trailer tracker on a NodeMCU: map card says no rows with valid coordinates

Fix is fine, serial monitor shows 9 sats and sensible coordinates. Here's what goes out: {"lat":"-43.53","lon":"172.63","spd_kmh":0.0,"sats":9}

1 month, 1 week ago