A delicate timing trickery

As it turned out from my first (failed) attempt to access the 3210 over SPI, before being able to use SPI, I had to clock the 3210 over its PCM clock input, PCLK. To this, I had to produce a 256kHz PCLK signal, which means that I had to write firmware to pulse the PCLK … Continue reading A delicate timing trickery