Category Archives: waveforms

Simple Scope

SPIYou may have noticed that I’ve been working on my ESP8266 home control software (see the updates elsewhere along with new diagram), specifically upgrading and adding to the number of OLED and LCD displays I can handle, either by I2c or SPI.

I’ve been doing a lot of optimising and simplifying – for example with SPI – assuming that there will only be the one SPI device at once on an ESP means you don’t need the CS line which can be grounded.  But there’s more….

Continue reading Simple Scope