NanoPi NEO4/zh
From FriendlyELEC WiKi
1 介绍
- NanoPi NEO4是基于RK3399 SoC设计的一款超小型嵌入式ARM计算机。它的尺寸只有60x45mm,接口丰富, 布局紧凑, 非常适合二次开发, 并方便嵌入到最终产品中去。
- NanoPi NEO4的内存容量为1GB, 板载2.4GWiFi蓝牙模块, 接口丰富, 包括USB3.0, USB2.0, PCIe, 千兆网口, HDMI, MIPI-CSI, eMMC扩展接口, SPI, GPIO, I2C, PWM, RTC, UART等。
- NanoPi NEO4使用TF卡启动运行系统,并可外扩eMMC模块启动运行系统。
- NanoPi NEO4支持运行Ubuntu Desktop 18.04 (64-bit), Lubuntu 16.04(32-bit), Ubuntu Core 18.04(64-bit)等多种系统, 它们均带有GPU和VPU加速处理,依托于强大的计算性能和丰富接口,它非常适用于基于机器视觉和人工智能的门禁系统,深度计算,自主机器人,工业控制,工业相机,广告机,游戏机,区块链等方面的应用。
2 硬件特性
- 主控芯片: Rockchip RK3399
- CPU: big.LITTLE大小核架构,双Cortex-A72大核(up to 2.0GHz)+四Cortex-A53小核结构(up to 1.5GHz)
- GPU: Mali-T864 GPU,支持OpenGL ES1.1/2.0/3.0/3.1, OpenVG1.1, OpenCL, DX11, 支持AFBC(帧缓冲压缩)
- VPU: 支持4K VP9 and 4K 10bits H265/H264 视频解码,高达60fps, 双VOP显示等视频编解码功能
- 电源管理单元: RK808-D PMIC, 搭配独立DC/DC, 支持动态调压, 软件关机, 按键开机, RTC唤醒, 睡眠唤醒等功能
- 内存: 单通道1GB DDR3-1866
- Flash: 支持扩展eMMC模块
- 有线网络: 原生千兆以太网
- Wi-Fi/蓝牙: 802.11 b/g/n, Bluetooth 4.0 Wi-Fi蓝牙模块
- 视频输入: 1个4线MIPI-CSI, 高达13MP
- 视频输出
- HDMI: HDMI 2.0a, 支持4K@60Hz显示,支持HDCP 1.4/2.2
- Audio Out: HDMI输出
- USB 3.0: 1个原生USB 3.0 Host A型接口
- USB 2.0: 2路原生USB 2.0 Host 接口, 1路通过标准A型口引出, 另一路通过2.54排针引出
- USB Type-C: 支持USB2.0 OTG 和 5V电源输入
- microSD Slot x 1
- GPIO1,40Pin GPIO 扩展接口:
- 2 X 3V I2C, 1x 3V UART/SPI, 1 x SPDIF_TX, up to 8 x 3V GPIOs
- PCIe x2
- PWM x1, PowerKey
- GPIO2:
- 1 x 1.8V 8通道 I2S
- GPIO3:
- 调试串口: 4 Pin 2.54mm 调试串口, 3V电平, 波特率为1500000
- USB 2.0 x1
- LED: 1 x power LED and 1 x GPIO Controled LED
- RTC电池座子: 2 Pin 2.54mm RTC备份电池接口
- 供电电源: DC 5V/3A
- PCB: 8 Layer, 60 mm x 45 mm
- 环境工作温度: -20℃ to 70℃
3 接口布局和尺寸
3.1 接口布局
- GPIO1,40-Pin 引脚定义
Pin# Assignment Pin# Assignment 1 VCC3V3_SYS 2 VDD_5V 3 I2C2_SDA(3V) 4 VDD_5V 5 I2C2_SCL(3V) 6 GND 7 GPIO1_A0(3V) 8 GPIO4_C1/I2C3_SCL(3V) 9 GND 10 GPIO4_C0/I2C3_SDA(3V) 11 GPIO1_A1(3V) 12 GPIO1_C2(3V) 13 GPIO1_A3(3V) 14 GND 15 GPIO1_A4(3V) 16 GPIO1_C6(3V) 17 VCC3V3_SYS 18 GPIO1_C7(3V) 19 SPI1_TXD/UARNEO4_TX(3V) 20 GND 21 SPI1_RXD/UARNEO4_RX(3V) 22 GPIO1_D0(3V) 23 SPI1_CLK(3V) 24 SPI1_CSn0(3V) 25 GND 26 GPIO4_C5/SPDIF_TX(3V) 27 PCIE_REF_CLKP 28 GPIO4_C6/PWM1(3V) 29 PCIE_REF_CLKN 30 PWR_KEY 31 GND 32 GND 33 PCIE_TX0P 34 PCIE_TX1P 35 PCIE_TX0N 36 PCIE_TX1N 37 PCIE_RX0_P 38 PCIE_RX1_P 39 PCIE_RX0_N 40 PCIE_RX1_N
- GPIO2,8-Pin I2S 引脚定义
- I2S是1.8V电平
Pin# Assignment Pin# Assignment 1 GND 2 I2S0_SDI0 3 VCC5V0_SYS 4 I2S0_SDI1SDO3 5 I2S0_LRCK_RX 6 I2S0_SDI2SDO2 7 I2S0_SCLK 8 I2S0_SDI3SDO1
- GPIO3,8-Pin UART/USB 引脚定义
- 调试串口为3V电平, 波特率1500000bps
Pin# Assignment Description Pin# Assignment Description 1 UART2DBG_RX debug uart intput 2 VCC5V0_SYS 5V power output 3 UART2DBG_TX debug uart output 4 HOST1_DM USB 2.0 data - 5 VCC5V0_SYS 5V power output 6 HOST1_DP USB 2.0 data + 7 GND 0V 8 GND 0V
- MIPI-CSI接口引脚定义
- 0.5mm FPC 连接器
Pin# MIPI-CSI1 Description 1 VCC5V0_SYS 5V Power ouput 2 VCC5V0_SYS 5V Power ouput 3 GND Return current path 4 VCC_CSI_AF2.8V 2.8V Power for VCM 5 VCC_CSI_1.2V 1.2V Power for image sensor core circuit 6 VCC1V8_CAM 1.8V power for I/O circuit 7 VCC_CSI_2.8V 2.8V power for image sensor analog circuit 8 VCC_CSI_1.0V 1.0V Power for image sensor core circuit 9 I2C1_SCL 1.8V I2C clock signal 10 I2C1_SDA 1.8V I2C data signal 11 MIPI_CSI0_RST reset camera module 12 MIPI_CSI0_PWN Power down camera module 13 GND Return current path 14 GPIO2_B3_CIF_CLKOUTA MCLK to camera module 15 GND Return current path 16 MIPI_RX0_D3P MIPI CSI positive differential data line transceiver output 17 MIPI_RX0_D3N MIPI CSI negative differential data line transceiver output 18 GND Return current path 19 MIPI_RX0_D2P MIPI CSI positive differential data line transceiver output 20 MIPI_RX0_D2N MIPI CSI negative differential data line transceiver output 21 GND Return current path 22 MIPI_RX0_D1P MIPI CSI positive differential data line transceiver output 23 MIPI_RX0_D1N MIPI CSI negative differential data line transceiver output 24 GND Return current path 25 MIPI_RX0_CLKP MIPI CSI positive differential clock line transceiver output 26 MIPI_RX0_CLKN MIPI CSI negative differential clock line transceiver output 27 GND Return current path 28 MIPI_RX0_D0P MIPI CSI positive differential data line transceiver output 29 MIPI_RX0_D0N MIPI CSI negative differential data line transceiver output 30 GND Return current path
- eMMC Socket接口引脚定义
Pin# Assignment Pin# Assignment 1 EMMC_D0 2 EMMC_D1 3 EMMC_D2 4 EMMC_D3 5 EMMC_D4 6 EMMC_D5 7 EMMC_D6 8 EMMC_D7 9 EMMC_STRB 10 GND 11 EMMC_CMD 12 EMMC_CLKO 13 N/C 14 GND 15 N/C 16 VCC1V8_S3 17 eMMC_RST 18 VCC3V3_S3 19 GND 20 GND
- USB接口
- USB A口具有2A过流保护功能.
- RTC
- 我们实测的RTC备份电流为27uA.
- 其他说明
- 只能从Type-C或40-pin GPIO接口的第2和第4脚给板子供电, 电压范围4.7~5.5V
- 板子原理图: NanoPi-NEO4-1808-Schematic.pdf
3.2 尺寸
- PCB dxf文件, 仅供做产品时结构设计使用: NanoPi-NEO4-1808-Drawing(dxf).zip