device tree and kernel/uboot configuration files for pcDuino3b. http://piktas-zuikis.netlify.com/2016/07/23/arm/
- HDMI
- USB
- Ethernet
- WiFi
- Audio
- NAND
- Buttons
- LEDs
- GPIO ? SPI ? I2C ? SATA ? IrDA
tx LED is configured to blink on cpu activity, rx is off be default. You can modify that in /sys/class/leds/pcduino3:green:rx/trigger.