size

Length 69.6mm x Width 45mm x Height 4.8mm

CPU

Ruichip RV1109 dual-core main frequency 1200MHz

NPU

1.2 TOPS NPU

Memory

DDR4 standard 1G (2G batch optional)

memory

eMMC standard 8G (4G/16G/32G/64G batch optional)

power management

RK809-2 supports dynamic power management

Operating Voltage

Input voltage 5V, maximum power less than 2W (without any peripherals)

support system

Linux 4.19 + QT 5.12

operating temperature

-10 to +75 degrees

USB interface

Two-way USB, one independent OTG, one independent HOST

UART serial port

6 channels of TTL 3.3V level, one of which is Debug

GPIO interface

98-way GPIO (remark: there is a multiplexing function, please check the pin definition in this specification)

PWM interface

The 12 channels of PWM have 3.3V/1.8V levels respectively (please check the pin definition in this specification)

MIPI DSI display

1 channel maximum 1920x1080 60fps

RGB display

1 channel RGB 888 display interface, maximum 1920x1080

DVP camera interface

1 channel 16-bit parallel DVP camera interface

MIPI camera interface

2-way MIPI CSI RAW data camera interface

voice output

1 left and right channel output, 10W power amplifier on the bottom board

Voice input

1 channel PDM digital silicon microphone input, 1 channel analog LANE_IN input

SDIO interface

2-way SDIO interface, one way TF card, the other way can be connected to WIFI

IR infrared interface

1 channel IR infrared receiving interface

ADC interface

6 ADC interfaces

I2C interface

5-way I2C interface

SPI interface

2 way SPI interface

CAN

1 channel CAN bus

ethernet

One RGMII PHY interface, Gigabit Ethernet

System Upgrade

Support local USB upgrade

function list

Linux kernel 4.19
buildroot+qt5.12

Linux kernel 4.19
ubuntu20.04

hardware function

RTC time saving HY8563

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power button, power button

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Reset button

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Burn chain

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Function key ADC0

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USB OTG device mode ADB

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USB OTG HOST mode

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USB HOST interface

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