…Holiday lights. I finally got the led strips and a bunch of other things but not the buck converters (12v->5v) ordered from another aliexpress shop. Instead I tried “hacking” a (100¥/1USD) car USB adapter which by default uses 12v and outputs USB at 5v This is a test thing I know it’s rather unsightly. The USB cable plugs right into the nodemcu. More info on … Continue reading Been busy but…
Part 1 / Part 2 Finally the AHT10 and BME280 sensors have arrived. First step soldering pins. Got to unwrap my newest soldering iron. Then loading up tasmota on the nodemcu. (The same one that was already outside) Despite all the OLD instructions to edit the useroverride section in the sonoff.bin I simply downloaded the newest 6.6.0 tasmota as per instructions has i2c support for … Continue reading Replacement of the DHT22
Part 1 As I await my replacements parts I figured I’d try a few ideas to attempt a recovery of the defective DHT22. The first thing I decided to do was to remove the DHT22 from its partial enclosure. (Sensor part was exposed) Reconnected the sensor node and …. it’s still stuck at 99% humidity. I blew on it and the temperature changed but not … Continue reading DHT22 tinkering.
It’s always a mystery what will arrive in the mail. Sometimes the delivery takes forever other times it’s here super fast. The items arrived 9 days from the purchase with free delivery. These items from different sellers must have be packed in a container that was almost full and ready to go or something. In any case I’m happy as the jump wire I wasn’t … Continue reading Colourful deliveries
New NodeMCU… Flashed Tasmota with the ARDUINO IDE software (to customize the firmware) The NodeMCU would constantly do the following… I tried re-flashing Using another NODEMCU after discovering a dead one Restoring from another Tasmota NodeMCU Etc Nothing worked. Only until I stumbled on this page did I see the solution 13:28:06 MQT: tele/sonoff/LWT = Online (retained) 13:28:06 MQT: cmnd/sonoff/POWER = 13:29:00 DNS: Initialized 13:29:00 MQT: Attempting … Continue reading Always connecting never doing – ESP 2.4.0
The physical setup. Once again this is working in proximity to MAINS power. If you’re not comfortable STOP NOW and get professional help. As much as I didn’t want to split this into two pieces it’s becoming far too big for one post. See part 1 The physical setup that I did is as follows SETUP: SHUT OFF THE MAIN BREAKER to the house. Attach … Continue reading Home power monitoring with PZEM-004 & home assistant for under 30$! Part 2