Chipset

K210 (RSIC-V architecture, 64-bit dual-core) + ESP32 (SoC WIFI/Bluetooth) SPI/UART communication

FLASH

16MB

PSRAM

8MB

SRAM 

528KB

Button

Switch Button, custom Button

USB to TTL

CP2104

On-board clock

RTC PCF8563

Display

1.54 IPS fully fitted capacitive touch screen with 8080 interface

Camera

Hinge design, OV2640 2MP 65 degree lens (optional 120 degree angle lens)

Human infrared sensor

AS312

LED white light highlight

High brightness white LED

TF card connector

Recommend to use 98M/Hz 16GTF card

shell material

PC+ABS

Bottom design

Support lego expansion port, M2 nut port (can be used for different fixing methods)

, 3 built-in button pin holes are reserved, (ESP32-boot, RST, K210-RST button)

Reserve IO port for expansion and development

The left and right sides have reserved 6pin and 8pin 2.54 expansion headers respectively, including the remaining GPIO of K210 and some GPIOs of ESP32

I2C expansion interface

MOLEX 53015-0410 Use of extended I2C interface

DC-DC power input interface

5-24V

Battery Holder

Rotating shaft design, support 9V battery with switch, adapt to lego block interface

Power Supply 

Power Supply Input

USB 5V/1A

Charge IC

PMU AXP202

USB

TYPE-C

JST Connector

2pin 1.25mm