Hackaday15y
Parts: 4×4 RGB Button Pad Controller SPI
The protocol described in version 1 of the datasheet didn’t work, at all. The button pad’s SPI signals are described as they relate to the on-board microcontroller, which is opposite the usual ...
Hackaday10y
WS2811 SPI Driver Using One Transistor And Passives
For instance, check out this WS2811A driver which uses hardware SPI to generate the signals. The WS28xx offerings place a microcontroller inside an RGB LED, allowing them to be individually ...
Design-Reuse3y
Serial Peripheral Interface – Master/Slave with Octal, Quad, Dual and Single SPI Bus support
The SPI IP is a fully configurable SPI master/slave device, which allows you to configure polarity and phase of serial clock signal SCK. It enables the microcontroller to communicate with fast serial ...