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3.5inch ARM Motherboard R68S

3.5-inch ARM motherboard R68S, equipped with RK3568 4Core SOC, standardized design, can help customers achieve rapid upgrade iteration. Onboard 2GB LPDDR4/4X (optional 4GB) memory, 8GB EMMC (optional 16/32GB) storage, create a more cost-effective product. As a general-purpose motherboard, it supports rich network access and peripheral expansion, and can be used in many scenarios.

ARM Rockchip RK356
Onboard 2GB LPDDR4/4X (4GB）
HDMI/LVDS/eDP/MIPI(option）
Supports MIPI CSI Camera
Onboard 16GB EMMC (8/16/32GB)
2.4&5G WIFI+BT4.2
9 x USB2.0, 6 x COM
10/100/1000M Ethernet
4G/5G wireless network
GPIO/I2C/CAN/Cash box/Watchdog

Specification Highlights Ordering Information

Specification of 3.5inch ARM Motherboard R68S

Processor

CPU

RK3568 Quad-core Cortex-A55 up to 2.0GHz

Display

GPU

ARM Mali-G52

Interface

1 x HDMI Type-A

1, 30 Pin, 2x 15PIN LVDS Port

1, 20 Pin, 2x 10PIN eDP Port

1, 31 Pin, FPC MIPI DSI Port

Memory

Type

2GB/4GB LPDDR4/4X optional

System

Android 11, Debian 10

Storage

Type

Onboard 8GB EMMC (optional 16/32GB)

Audio

PMU

HD Audio IC, RK809-5

Interface

1 x 3.5mm Auido jack: Line out with mic; Amplifier: 5W/4Ω x2

1 x Mic in (1*2pin 2.0mm wafer), 1 x Speaker(1*4pin 2.0mm wafer)

Network

LAN

1 x 10/100/1000Mbps, RTL8111H

Wireless

Onboard 2.4G WIFI+BT4.2 / 2.4G&5G WIFI+BT4.2

I/O

USB

IO: 1 x USB2.0, 1 x USB3.0, Internal: 7 USB2.0

COM

2 x RS232 Support 5/12V optional (4pin header)

2 x RS232/TTL optional 5V (4pin header)

2 x RS232/RS485/TTL optional 5V (4pin header)

Extension

1 x M.2 for 4G/5G mobile network module

1 x TF Slot

1 x Micro SIM Slot

1 x TP-I2C (1*6pin 2.0mm wafer)

2 x GPIO header (1*6pin 2.0mm wafer) support 7GPIO, 1 ADC

1 x IR header (1*4pin 2.0mm wafer)

1 x LED header (1*4pin 2.0mm wafer)

1 x CAN header (1*4pin 2.0mm wafer)

1 x Cash Box header (1*4pin 2.0mm wafer)

1 x POWER header (1*2pin 2.0mm wafer)

1 x 12V DC IN header (1*4pin 2.54mm wafer)

Power

Input

12V DC input

Size

L X H

146mm x 102mm

Environment

Working Condition

-5~50℃, 10%~90% non-condensing

Storage Condition

-20~70℃, 5%~90% non-condensing

Highlights of 3.5inch ARM Motherboard R68S

ARM Motherboard R68S installed RK3568 Quad-core Cortex-A55 up to 2.0GHz CPU and ARM Mali-G52 GPU. Memory is 2GB/4GB LPDDR4/4X for optional. Support system Android 11 and Debian 10. Storage is onboard 8GB EMMC (optional 16/32GB). Audio is HD Audio IC, RK809-5. LAN: 1 x 10/100/1000Mbps, RTL8111H. Wireless: Onboard 2.4G WIFI+BT4.2 / 2.4G & 5G WIFI+BT4.2. ARM embedded motherboard has many IO ports to meet your demand: 1 x USB 2.0, 1 x USB 3.0, Internal: 7 USB 2.0, 2 x RS232 Support 5/12V optional (4pin header), 2 x RS232/TTL optional 5V (4 pin header), 2 x RS232/RS485/TTL optional 5V (4 pin header), 1 x M.2 for 4G/5G mobile network module, 1 x TF Slot, 1 x Micro SIM Slot, 1 x TP-I2C (1*6 pin 2.0mm wafer), 2 x GPIO header (1*6 pin 2.0mm wafer) support 7GPIO, 1 ADC, 1 x IR header (1*4 pin 2.0mm wafer), 1 x LED header (1*4 pin 2.0mm wafer), 1 x CAN header (1 x 4 pin 2.0mm wafer), 1 x Cash Box header (1 x 4 pin 2.0mm wafer), 1 x POWER header (1 x 2 pin 2.0mm wafer), 1 x 12V DC IN header (1 x 4 pin 2.54mm wafer). Power is 12V DC input.

Ordering Information of 3.5inch ARM Motherboard R68S

P/N	Description
R68S-A1	RK3568/2G/16G/4RS232/2RS485/LVDS+EDP+MIPI+HDMI/LAN/2.4G WIFI+BT4.2
R68S-B1	RK3568/2G/16G/6*RS232/EDP+MIPI+HDMI/LAN/2.4G WIFI+BT4.2