So I'm working on yet another improvement to my ongoing midi synth project: adding a 12-bit DAC, and reworking all the synthesis code. I'm using an MCP4922 SPI DAC. If I use the normal SPI library functions, I can successfully write values to the DAC. But I have an interrupt routine running at ~3…

Inline Assembler with SPI DAC

graynomad May 28, 2012, 3:19am 8

Neat.

Rob