Category Archives: ESP8266

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 →