He discovered that the clock signal of the SPI interface isn’t just passed through each LED, it actually looks like it’s inverted on the output. After some investigation, [Tim] found that the ...

Each LED has 24bits of color control ... so we powered it from the Bus Pirate’s on-board 5volt power supply. The SPI interface operates at 5volt logic levels, so we connected the Bus Pirate ...

SPI-S delivers a channelized, streaming-packet interface scaleable to hundreds of Gb/s for chip-to-chip and backplane applications using OIF CEI interconnects with either 64B66B or CEI-P framing. By ...

It integrates both I2C and SPI interface options ... of 36 independent programmable channels and can drive up to 12 RGB LED modules or 36 single-color emitters. It features an internal 12-bit ...

This led to erroneous operation that was initially misinterpreted ... which was the excessive system noise on the SPI interface. Perhaps the most significant point here is that the cause was actually ...

Digital Block separate I2C and SPI Controllers target both the Host Processor and the Sensor IC Interface to the I2C and SPI Buses. Digital Blocks Verification suite targets the following Sensor IC ...