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Brand Name : YNH
Model Number : 518
Certification : UL
Place of Origin : China
MOQ : 100 pcs
Price : USD 50~80 per pcs
Payment Terms : T/T
Supply Ability : 5000 pcs per month
Delivery Time : 30 days
Packaging Details : Cardboard packaging, each box contains 100 motherboards,Box size 57*39*31cm
CPU : RK3568 , quad-core, 2.0 GHz
DDR : Standard 2G (4G/ 8G optional) LPDDR4/LPDDR4x
EMMC : EMMC 32G ( 64G / 128G optional )
Decoding resolution : Support up to 4K
YNH-518 is a smart POS motherboard, suitable for: POS machines, AI scales and other equipment .
YNH-518 uses Rockchip RK3568 quad-core processor, the chip comes with 1.0 T computing power NPU , equipped with Android11.0 /Ubuntu20.04/Debian11.0 system ( kernel is Linux 4.19 ) , main frequency up to 2.0GHz, outstanding performance, high cost performance. GPU uses Mali-G52, supports 4K 60fps H.265/H.264/VP9 video decoding, supports 1080P 100fps H.265/H.264 video encoding. Supports multi-channel video output and input, rich interfaces, and supports a variety of peripheral expansions. It is your best choice in POS machines, AI scales and other industries.

The corresponding interfaces of the numbers in the picture are:
| serial number | Pin Definition | 
| 1 | uBoot upgrade button | 
| 2 | Upper: USB2.0_HOST/Lower: USB3.0_OTG | 
| 3 | Upper: USB2.0_HOST/Lower: USB2.0_HOST | 
| 4 | Serial port 3 (RS232 , or com3 at position 28 ) | 
| 5 | PHONE Headphone Stand | 
| 6 | RJ45 network port (100M Ethernet ) | 
| 7 | DC-IN ( default 12V power supply, optional 24V power supply ) | 
| 8 | 12V power input interface | 
| 9 | POE network port (reserved) | 
| 10 | Cash drawer interface | 
| 11 | CTP touch screen interface | 
| 12 | SPK speaker interface | 
| 13 | Secondary screen backlight interface | 
| 14 | Main screen backlight interface | 
| 15 | eDP screen interface | 
| 16 | Single channel LVDS 0-LCD interface | 
| 17 | MIPI 0-LCD interface | 
| 18 | WiFi antenna socket | 
| 19 | MIPI 1-LCD interface | 
| 20 | Single channel LVDS 1-LCD interface | 
| 21 | UART5 ( TTL serial port ) | 
| 22 | BAT-RTC battery interface | 
| 23 | MIC interface | 
| 24 | Power switch + LED indicator | 
| 25 | GPIO+uBoot | 
| 26 | COM 9 (RS232) | 
| 27 | COM 7 (RS232) | 
| 28 | COM 3 (RS232 , or serial port 3 at position 4 ) | 
| 29 | COM4 (RS232) | 
| 30 | USB 2.0 _HOST | 
| 31 | USB 2.0 _HOST | 
| 32 | USB 2.0 _HOST | 
| 33 | USB 2.0 _HOST | 
| 34 | USB 2.0 _HOST | 
| 35 | USB 2.0 _HOST | 
| 36 | Power on and the system pops up | 
| 37 | DEBUG serial port 2 | 
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