Table of Contents
The XU4 is fully software compatible with XU3!
However, the XU4 is more compact, more affordable and more expandable.
XU4 PCB revision history
|The first production version
| Add a R99 of Pull-Down resistor on the PMIC PSHOLD signal.
Add a C289 of dummy capacitor for physical balancing the heatsink on the PCB
|Added a pull-up Resistor on a UART RXD PIN.\\Added a 100uF capacitor on DC JACK.
|RILIM of NCP380 is changed to 6.49kΩ and USB current limits at 2A.
We did not change the PCB revision because any key features were not changed nor added.
Hardware and Peripherals
Expansion IO and Accessories
Please read **THIS** once before you start to download and flashing S/W release on your ODROID device.