Hardware Function Usage

Debug Serial Port

The Station P1 Pro computer does not expose a debug serial port. You need to open the enclosure to access the debug serial port on the ROC-RK3399-PC Pro motherboard, and connect a USB to TTL serial adapter for debugging. The serial port parameters are: baud rate 1500000, 8 data bits, 1 stop bit, no parity, no flow control.

For the connection and usage of the debug serial port, please refer to: Debug Serial Port.

Display Interfaces

The Station P1 Pro provides two display output interfaces and supports dual-display:

• HDMI 2.0: 4K@60Hz output.
• DP 1.2: output through the USB-C interface, up to 4K@60Hz.

For dual-display, the combination of DP1.2 (2K output) + HDMI (4K output) is supported, which can be configured in the display settings of the system.

Ethernet

The Station P1 Pro provides 1 RJ45 Gigabit Ethernet port (1000Mbps), which is recognized as the eth0 device in the system.

After the Ethernet port is connected to the network, you can check the IP address via the debug serial port or adb:

ifconfig eth0

Connectivity test:

ping -I eth0 -c 10 www.baidu.com

USB Interfaces

The Station P1 Pro provides the following USB interfaces:

• 1 x USB3.0 (current limit 1000mA)
• 1 x USB2.0 (current limit 500mA)
• 1 x USB-C (USB3.0 / OTG / DP1.2). In OTG mode it is mainly used to connect to a host computer for firmware flashing

Storage

The Station P1 Pro provides the following storage expansions:

• TF Card: the TF card slot on the panel supports TF card storage expansion. Please power off the device before inserting or removing the card.
• NVMe SSD: the motherboard inside provides 1 x PCIe2.1, expandable with a 2242 NVMe SSD, which needs to be installed after opening the enclosure. After installation, the SSD can be formatted and mounted in the system:

mkfs.ext4 /dev/nvme0n1
mount /dev/nvme0n1 /mnt/
df -h

Audio

The Station P1 Pro provides a 3.5mm Audio Jack with Mic recording support; the Recovery button is inside the audio jack. In addition, HDMI audio output and DP1.2 audio output (through the USB-C interface) are supported.

IR and Buttons

The Station P1 Pro supports the IR remote control function. There is 1 Power button on the panel.