Jim's Blog

Obtuse, Self referential nonsense, since 2015

First taste of water…

Posted on May 29, 2015 in Electronics, Engineering by Jim

I’ve just finished work on the prototype of the moisture sensor. As I type, it’s sitting, powered by batteries, with it’s probes in a hanging basket, sending data to my server in the cloud. Inside the large tuppaware box there is a 4xAA battery box, from a defunct string of Ikea Christmas lights. This powers […]

Posted in Electronics, Engineering Tagged ESP, ESP8266, Garden, IoT Leave a comment

Garden of Things

Posted on May 21, 2015 in Engineering by Jim

Every summer, I go away on holiday.  If it’s a damp, wet week, I’m sad, but I come home happy because I know my plants will have survived.  If its a glorious hot summer break, I’m happy, but I come home to devastation in the garden with all the pots and hanging baskets reduced to […]

Posted in Engineering Tagged Garden, IoT, water Leave a comment

More power for the ESP8266

Posted on May 19, 2015 in Electronics, Engineering by Jim

I recently powered up one of my ESP8266 ESP-01 modules to start experimenting with the ArduinoIDE build for it.  I knew that it sucks juice big time, in excess of 250mA for some operations.  I’d also been warned that the cheapo FTDI adaptors from ebay can struggle to provide enough power to satisfy it.  I […]

Posted in Electronics, Engineering Tagged ESP8266, FTDI, IoT Leave a comment

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