Recently I’ve been building and flashing some projects to the ESP8266 directly using the Espressif SDK for development (not Arduino). After changing the flash mode, I was still in a reboot loop, but was seeing “rf_cal[0] !=0x05,is 0xFF” just before … Continue reading
In my efforts to create yet another improved version of my sound-response Light Suit, I elected to move to Charles Lohr’s excellent ColorChord project for sound analysis and LED driving. I wanted to add some functionality, though; mainly the ability … Continue reading
These 2.8″ 240×320 pixel color TFT displays for $8-10 can be found on ALiExpress. There’s also an equivalent-looking one offered by AdaFruit for $30 if you want one fast – the pins are quite differently label, but I’m willing to … Continue reading
I recently ordered a set of 10 new ESP-01’s from China. After the usual few weeks, they arrived. I pulled one out, plugged it into the socket on my little interface board – which has buttons for RST and GPIO0, … Continue reading
In a previous post, I described how I replaced the highly-proprietary power supply on min wine refrigerator with an off-the-shelf supply and a Monster Moto shield to drive the fans and termoelectric peltier heat sinks based on the PWM (pulse-width … Continue reading
