¶ youyeetoo R2
¶ Development Board Introduction
[Product Datasheet Datasheet]
Introduction:
¶ Getting Started Tutorial
¶ Hardware Resources
¶ Specifications
| Item | descriptions |
|---|---|
| CPU | Adopts Rockchip octa-core 64-bit AIOT processor RK3576, built on advanced process technology, big.LITTLE architecture (4 × A72 + 4 × A53), with a maximum main frequency up to 2.2GHz |
| GPU | ARM Mali-G610 MP4 (max frequency 1GHz), quad-core GPU ●Supports OpenGL ES 1.1/2.0/3.2 ● OpenCL 2.0 ● Vulkan 1.1 ●Embedded high-performance 2D image acceleration module |
| NPU | 6 TOPS NPU, supporting mixed computation of INT4, INT8, INT16, FP16, BF16 and TF32. |
| RAM | LPDDR4 4GB/8GB/16GB/32GB (or) |
| 硬盘Storage | ● eMMC: 32G/64G/128G/256GB(or) ● M.2 M-Key： 1.支持 NVMe 2242 SSD固态 （备注：PCIe3.0的NVME也是可用，只是实际速度是2.0） 2. 2242 SATA3.0 SSD（V3版本支持 2280 SATA SSD） ● MicroSD卡槽 |
| Network | ●Wired Network: 1 × RJ45 Gigabit Ethernet port ● Wireless Network: Expanded via M.2 slot (E-Key). RTL8822CE driver supported by default; WIFI6 + BT5.2 dual-band Wi-Fi & Bluetooth module (sold separately) ●4G LTE: Expanded via M.2 slot (M-Key). EC20 4G data access pre-enabled; 4G adapter board required (sold separately) |
| Multimedia (Video codec) |
Video Encoding： ●8K@30fpsH.265/HEVC/VP9/AVS2 ●4K@120fps H.265/HEVC/VP9/AVS2 ● 4K@60fps H.264/AVC ●4K@60fps AV1 Video Encoding： ● 4K@60fps H.265/HEVC/ H.264/AVC |
| Display （Multi screen) |
● HDMI：1 x HDMI2.1 (8K@60Hz或4K@120Hz) ● MIPI FPC：1 x MIPI-DSI (DSI0/DSI1 4K@60Hz) MIPI7LCD (1024 * 600 LCD触摸屏) |
| camera | MIPI FPC Interface：1 x MIPI CSI 4 lane |
| USB | ● USB-A：USB-A 2.0 * 3 ● USB-A：USB-A 3.0* 1 |
| Audio Output | 1. 3.5mm Headphone Jackx 1 2. Audio Output Pin Header J22：4PIN（R/L/GND/MIC），SH1.25mm connector, signals paralleled with the 3.5mm headphone jack |
| Audio Input | 1. MIC x1 2. 2PIN MIC Connector: Supports analog microphone with 3.3V power supply (2P, 1.25mm pitch, SH1.25 specification) （2P 1.25mm间距 座子：SH1.25规格） 4-conductor 3.5mm headphone jack with MIC input function |
| **M.2 ** | ●Rear-side M.2 2242 M-key： 1. Supports NVMe SSD (PCIe Gen 3.0 x4, NVMe 1.4) 2. Can be adapted for 4G LTE module(adapter board sold separately)Quectel EC20 / EC25 supported by default ●Front-side M.2 2230 E-key: Wireless module expansion (Wi‑Fi5+BT5.0 / Wi‑Fi6+BT5.2), RTL8822CE |
| 20PIN Socket | ● I2C:I2C7 Default 3.3V ● UART：UART2 Default 3.3V ● CAN：CAN * 1 （CAN level conversion module sold separately） ● ADC: ADC4 GPIO:GPIO * 8 (GPIO4_C4/GPIO2_D7/GPIO2_B5/GPIO2_B3/GPIO3_B6/GPIO1_D5/GPIO0_A0/GPIO3_A2) ● VCC:VCC * 2(VCC3v3 1A、VCC5v0 1A) |
| Debug UART | Debug UART * 1 （UART2 3Pin：SH1.25） |
| LED light | 2 × Red/Green LEDs, 4-pin parallel connection (programmable control) |
| Key | 4*Key： Boot /Reset /Recovery /Power |
| Power | ● DC Jack: 12V (5.5×2.1mm, 12V 3A) ● 2-pin pin header, 2.54mm pitch |
| RTC | RTC Coin Cell Holder (Pin header interface: 2P, 1.25mm pitch, SH1.25 specification) |
| Size | 100 x 69.3mm |
| FAN | FAN connector (5V, 3P, 1.25mm pitch, SH1.25 specification) with speed regulation |
| NFC | NFC passive communication, supports data transmission with mobile phones, compatible with Android / iOS devices |
| HDMI IN | Supports up to 4K@60fps (YUV420). Convert HDMI IN to MIPI-CSI FPC connector via adapter board (adapter board sold separately). |
| Supported OS | ● Android 13(kernel 5.10) ● Debian 11(kernel 5.10) ● Ubuntu 22.04(kernel 5.10) ● (OpenHarmony 4.0) |
¶ Hardware Interface Diagram
| Num | Pin | Pin type | Default Pin type | Default IO Pull | Pull Resistor,Normal | Func1 | Func2 | Func3 |
|---|---|---|---|---|---|---|---|---|
| 1 | DC_5V | |||||||
| 2 | VCC3V3_SYS | |||||||
| 3 | GND | |||||||
| 4 | GND | |||||||
| 5 | UART2_TX_M2 | I/O | I | DOWN | 1.8V: Pull-up/down:10k-50k 3.3V: Pull-up/down:10k-100k |
GPIO4_A4 | CIF_D4 | BT1120_D4 |
| 6 | UART2_RX_M2 | I/O | I | DOWN | 1.8V: Pull-up/down:10k-50k 3.3V: Pull-up/down:10k-100k |
GPIO3_C5 | CIF_D9 | |
| 7 | I2C7_SCL_M1_Sensor | I/O | I | UP | 1.8V: Pull-up/down:10k-50k 3.3V: Pull-up/down:10k-100k |
GPIO1_B0 | EMMC_CMD | FSPI0_CSN1 |
| 8 | I2C7_SDA_M1_Sensor | I/O | I | UP | 1.8V: Pull-up/down:10k-50k 3.3V: Pull-up/down:10k-100k |
GPIO1_B3 | EMMC_RSTN | FSPI0_CSN0 |
| 9 | CAN1_TX_M1 | I/O | I | DOWN | 1.8V: Pull-up/down:10k-50k 3.3V: Pull-up/down:10k-100k |
GPIO4_C6 | SAI4_SDI_M2 | SPI4_MISO_M0 |
| 10 | CAN1_RX_M1 | I/O | I | DOWN | 1.8V: Pull-up/down:10k-50k 3.3V: Pull-up/down:10k-100k |
GPIO4_C7 | SAI4_SCLK_M2 | SPI4_CLK_M0 |
| 11 | SARADC_VIN4 | AI | I | |||||
| 12 | SARADC_VIN5 | AI | I | |||||
| 13 | GPIO4_C4 | I/O | I | DOWN | 1.8V: Pull-up/down:10k-50k 3.3V: Pull-up/down:10k-100k |
GPIO4_C4 | SAI4_LRCK_M2 | SPI4_CSN0_M0 |
| 14 | GPIO2_D7 | I/O | I | DOWN | 1.8V: Pull-up/down:10k-50k 3.3V: Pull-up/down:10k-100k |
GPIO2_D7 | CAM_CLK2_OUT | SAI0_SDO3_M0 |
| 15 | GPIO1_D5 | I/O | I | DOWN | 1.8V: Pull-up/down:10k-50k 3.3V: Pull-up/down:10k-100k |
GPIO1_D5 | FSPI1_CLK | SPI2_CLK_M1 |
| 16 | GPIO2_B5 | I/O | I | DOWN | 1.8V: Pull-up/down:10k-50k 3.3V: Pull-up/down:10k-100k |
GPIO2_B5 | CIF_D8 | SDMMC1_DETN |
| 17 | GPIO0_A0 | I/O | I | DOWN | 1.8V: Pull-up/down:10k-50k | GPIO0_A0 | REF_CLK0_OUT | AUPLL_CLK_IN |
| 18 | GPIO2_B3 | I/O | I | DOWN | 1.8V: Pull-up/down:10k-50k 3.3V: Pull-up/down:10k-100k |
GPIO2_B3 | CIF_D10 | SDMMC1_CLK |
| 19 | GPIO3_A2 | I/O | I | DOWN | 1.8V: Pull-up/down:10k-50k 3.3V: Pull-up/down:10k-100k |
GPIO3_A2 | CIF_CLKO | SAI3_SDO_M2 |
| 20 | GPIO3_B6 | I/O | I | DOWN | 1.8V: Pull-up/down:10k-50k 3.3V: Pull-up/down:10k-100k |
GPIO3_B6 | LCDC_D13 | SPI3_CSN0_M1 |