Mini Battery and Solar Powered Timelapse Camera

I wanted a small, battery-powered timelapse camera. First I tried mobile phones but they were not stable in the long term. Previously I’d used a Raspberry Pi which is good, but not battery friendly, a bit big, and a bit of an […]

Hacking the Sungrow 5 Inverter

This inverter has a WiFi connection and opens ports 80 (password protected) and 502 (modbus). It’s possible to read the modbus registers. There’s a handy script that’s done all the hard work. This can import into Influx, as shown below on the […]

Access Grafana via token without login screen

This explains how I implemented a previously outlined solution, in a step-by-step fashion. I initially struggled to get this running.¬†¬† There’s the method that worked. Overview The goal is to give someone a unique link, through which they can logon without a […]

Investigating for IotaWatt, AWS, InfluxDB and Grafana

I’ve previously used EmonCMS to log power and energy data from a IotaWatt¬† / EmonTx system. This works well, but I’ve been looking for a flexible and fast alternative. The combination of IotaWatt, InfluxDB and Grafana look to provide this. My experiences […]

Remote Battery-Powered Sensor

Like every man and this dog, I’m going to build a battery powered IoT module. Ideally it will Run for >1 year on battery (solar is an option, but an extra complication) Use WiFi or LoRa or radio to wirelessly transmit. At […]