Size

Length 44mm x width 44mm x height 2.4 mm

CPU

Rockchip RK3326S quad-core A35 clocked at 1.5GHz

GPU

Mali G31 MP2

Memory

DDR4 standard 1G/2G (4G batch optional)

Storage device

eMMC comes standard with 8G (4G/16G/32G batch options)

Power management

RK817 -1 supports standby, button switch the machine

Working voltage

Input voltage 5V maximum power less than 4W (without any peripherals)

Support system

Andriod13/buildroot QT5.14

Operating temperature

-10 to + 75 degrees

USB interface

1-way USB supports DEVICE 2.0/HOST2.0

UART serial port

3-way TTL 3.3 V level, one of which is Debug

PWM interface

2 PWM

LVDS display

1-way single 8LVDS maximum support 1280x800 60fps

MIPI display

1-way MIPI DSI output supports 1080p 60fps

RGB display

1-way RGB 888 output supports up to 720p 60fps

Voice output

1 channel left and right stereo, 1 channel left and right differential output

Voice input

2-way voice input

SPI interface

2-way SPI interface

I2C interface

3-way I2C interface

I2S interface

2-way I2S interface

SDIO interface

2 SDIO interfaces, one TF card, the other WIFI.

CSI camera

1-channel MIPI CSI CAMERA built-in 800W ISP interface

CIF camera

1 channel 8-bit CIF parallel port camera input

ADC interface

3 channels 10-bit ADC input interfaces

System upgrade

Support for local USB upgrades

GPIO interface

78-way GPIO (Note: multiplexing)

Android 13.0
kernel-5.10

Linux 5.10
Buildroot
QT5.14

Remarks

Hardware function

MIPI display screen (5-inch 720x1280 plus touch assembly)

√

√

MIPI display screen (5.5in 1080x1920 plus touch assembly)

√

√

MIPI display screen (7-inch 1024x600 plus touch assembly)

√

√

MIPI display screen (7-inch 1200x1920 plus touch assembly)

√

√

MIPI display screen (8-inch 800x1280 plus touch assembly)

√

√

MIPI display screen (10.1in 800x1280 plus touch assembly)

√

√

RGB display (7-inch 1024x600)

√

√

LVDS display screen (7-inch 1024x600 plus touch assembly)

√

√

LED lamp (enter the system breathing light)

√

√

RTC (plug-in HYM8563, power-off time saved)

√

√

Loudspeaker (5W/8 can be connected to the backplane to play sound)

√

√

Headset (with headset detection function)

√

√

Microphone input (mic)

√

√

WIFI(AP6256)

√

√

Bluetooth (AP6256)

√

√

type-C OTG

√

√

USB HUB x4

√

√

cannot be shared with otg

USB2.0 HOST standard A port X3

√

√

cannot be shared with otg

Debug serial port (can send and receive, can also be used as ordinary serial port)

√

√

Serial port 0 (can send and receive data normally)

√

√

TF card (test maximum 128G TF card to transfer files to each other)

√

√

Keys (reset key, upgrade key, Maskram key, PWR key)

√

√

4G newsletter (move away from EC20 CAT1)

√

√

External expansion GPIO(I2C-NCA9555)

√

√

Charge management

√

√

Hot swapping is not supported

MIPI camera OV13850 1300W

√

√

Bus driver

SPI driver

√

√

ADC driver

√

√

I2C driver

√

√

PWM driver

√

√

SDIO driver

√

√

GPIO driver

√

√

USB driver

√

√

Software function

.H264 video coding 1080p 60fps

.H264 video decoding 4K 60fps

.H265 video coding 1080p 60fps

.H265 video decoding 4K 60fps

USB printer

USB upgrade

√

TF card upgrade

√

OTA upgrade

Restore factory settings

√

serial number

√

MAC address

Body sleep awakening

√

Power supply parameters

Voltage

7.5V

12V

15V

Ripple

--

50mV

120mV

Electric current

122mA

--

--

Power supply current

(no other peripherals are connected)

Power-on current

135mA

185mA

466mA

Play sound

142mA

195mA

415mA

Environment

Relative humidity

--

65%

75%

Working temperature commercial grade

-10 ℃

--

75 ℃

Storage temperature

-30 ℃

-0 ℃

100 ℃