Core Board
| CPU | 1.3GHz Quad-core A7 ARM |
| RAM | 1GB DDR3 |
| eMMC | 8GB |
| GPU | Mali400 MP2 |
| Power Management | ACT8846 PMU |
System Version
Android | Android 5.1/7.1 |
Ubuntu | Ubuntu18.04 (Default system is Android. Need to refresh firmware to choose Ubuntu. Apps need to be developed separately.) |
Display
| Color | 16.7M (16777216) colors, 24-bit color 8R8G8B |
| Active Area (A.A.) | 304.128 mm(W)×228.096 mm(H), 1024×768. |
| View Area (V.A.) | 326.5 mm(W)×253.5mm(H), 1024×768. |
| Resolution | 1024×768. |
| Backlight | LED |
| Brightness | 300nit |
Optical Specifications
Item | Symbol | Condition | Min. | Typ. | Max. | Unit |
Viewing Angle | θL | Φ=180° (9 o’clock) | 85 | 89 | — | Degree |
θR | Φ=0° (3 o’clock) | 85 | 89 | — | ||
θT | Φ=90° (12 o’clock) | 85 | 89 | — | ||
θB | Φ=270° (6 o’clock) | 85 | 89 | — |
Voltage & Current
Item | Condition | Min. | Typ. | Max. | Unit |
Power Voltage | 12 | 12 | 24 | V | |
Operation Current | — | — | 700 | — | mA |
Power Supply | 12V 2A DC (Recommended). | ||||
Reliability Test
Item | Condition | Min. | Typ. | Max. | Unit |
Working Temperature | 60%RH at 12V voltage | -20 | 25 | 70 | ℃ |
Storage Temperature | — | -30 | 25 | 85 | ℃ |
Working Humidity | 25℃ | 10% | 60% | 90% | RH |
Protection Paint | — | — | None | — | — |
Interface
Item | Condition | Min. | Typ. | Max. | Unit |
Baud Rate | Standard | 1200 | 115200 | 115200 | bps |
User Defined | 1200 | — | 115200 | bps | |
Serial Mode | Serial Port*3 (2*RS232/TTL, 1* RS232/TTL/RS485) | ||||
User Interface | Standard serial communication protocol. 4Pin_2.54mm/8Pin_2.54mm socket. | ||||
USB | USB DEBUG*1. USB HOST*4 | ||||
Ethernet | Support 10m/100m Ethernet | ||||
Wi-Fi | Support 802.11b/g/n Wi-Fi wireless network; Bluetooth is optional | ||||
4G LTE Module | 4G LTE Module/GPS. (Optional) | ||||
Peripherals
Microphone | Audio input interface. |
Loudspeaker | 2-channel, 4Ω/3W loudspeaker. |
HDMI | - |
IIC | Reserved |
TF card | Yes |
| Num. | Interface Name | Description |
| J0 | Power | 12V2A power supply |
| J1 | MIC | Audio input interface |
| J2 | SPK_L | Left channel audio output interface |
| J3 | SPK_R | Right channel audio output interface |
| J4 | IIC | IIC Interface. Pin definition: 5V, SCL, SDA, GND |
| J5 | Debug interface | not open temporarily |
| J6 | UART0 | Device name: ttyS0 Pin definition: 5V, RX, TX, GND |
| J7 | UART1 | Device name: ttyS1. Pin definition: 5V, RX, TX, GND |
| J8 | UART4 | Device name: ttyS4. Pin definition: 5V, RX, TX, GND |
| J9 | UART3 | Device name: ttyS3. Pin definition: 5V, RX, TX, GND |
| J10 | RS485 | Device name: ttyS3 Pin definition: GND, A, B, 5V |
| J11 | RJ45 interface | Support 10M/100M network |
| J12 | LCD interface | - |
| J13 | LCD interface | - |
| J14 | MINI PCIE 4G | 4G LTE Module/GPS (Optional) |
| J15 | SIM card | Nano-SIM supported (Optional) |
| J16 | USB_HOST1 | Horizontal USB 2.0 (Vertical 4P2.54mm). Support USB Peripherals |
| J17 | USB_HOST2 | Horizontal USB 2.0 (Vertical 4P2.54mm). Support USB Peripherals |
| J18 | USB_HOST3 | Horizontal USB 2.0 (Vertical 4P2.54mm). Support USB Peripherals |
| J19 | USB_HOST4 | Horizontal USB 2.0 (Vertical 4P2.54mm). Support USB Peripherals |
| J20 | HDMI | - |
| J21 | USB_Micro | OTG /App debugging/ Firmware upgrade interface |
| J22 | Buzzer | Buzzer |
| J23 | RTC | Supply system RTC |
| J24 | TF card | Can do memory expansion |
| J25 | User interface | Pin Definition: TX4, RX4, TX1, RX1, GND, GND, VIN, VIN |
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