Core Board Features
The X3399CV2.1 core board has the following characteristics:
 The optimal size of 55mm*55mm only, ensuring sufficient GPIO interfaces with compact
body;
 Using RK808 PMU accompanied with the RK, that guarantees stable and reliable working,
while the cost is low enough;
 Supporting eMMC of multiple brands and various capacities and using Toshiba 16GB eMMC
by default;
 Using dual-channel LPDDR3 design and supporting the 2GB capacity by default, with the
4GB capacity customizable;
 Supporting the power sleep wakeup mode;
 Supporting Android 6.0, Android7.0, Linux, and debain9;
 Supporting Gigabit wired Ethernet;
 Leading out up to 200 pins, almost covering all the pins of the CPU;
 The product does not crash in the machine copying process for 7 days and 7 nights due to
high stability and reliability.
1.3.1 Feature Parameters
System Configuration
CPU RK3399
Clock speed Four A53 (1.4GHz) cores + two A72 (2GHz) cores
Memory 2GB for standard configuration; 4GB can be
customized
Storage 4GB/8GB/16GB eMMC optional, 16GB for the
standard configuration
Power supply IC Using RT808 and supporting dynamic frequency
modulation