connect micro sdcard to MCU SPIN (same one used by tlc5955)
enable SPIN to be shared by both. SPI is only needed micro sdcard during read/write user request. During this time the step LEDs will have to be frozen.
Add fatfs/littlefs library to support block IO to the sdcard.
connect micro sdcard to MCU SPIN (same one used by tlc5955)
enable SPIN to be shared by both. SPI is only needed micro sdcard during read/write user request. During this time the step LEDs will have to be frozen.
Add fatfs/littlefs library to support block IO to the sdcard.