Core Plates
Dimensions: 50mm * 60mm
Height: the height of the core board connector assembly 1.5mm
PCB layers: 6-layer PCB design Immersion Gold
4418 CPU: ARM Cortex-A9 quad-core 1.4GHz processor S5P4418
6818 CPU: ARM Cortex-A53 processor 1.4GHz eight-core S5P6818
Memory: 1GB DDR3 (2GB optional)
Storage: 16GB EMMC
Power Management: AXP228 (official recommended the best match), support for dynamic frequency modulation, low power consumption
Voltage: 5V DC power supply
System support: Android4.4 / 5.1.1, Linux3.4.39, QT2.2 / 4.7 / 5.7, Ubuntu12.04
Operating temperature: -25 ℃ to + 80 ℃
Primer extension angle: all functions leads 4418, a total of four sets of connector pins PIN 320
Extended parameters:
LCD: 24 bit RGB 888, according to the screen requires trade-offs;
LVDS: 4 channels can be configured;
HDMI：v1.4；
MIPI: DSI and CSI, one each, to support LCD and CAMARA;
DVP: DVP support parallel format camera;
SDIO: 3 th (1 paths are occupied);
USB_HOST: 1 th, three base extension;
USB_OTG: 1 th, DEV as a base;
USB_HSIC: 1 th;
UART: 6 can be multiplexed;
I2C: 3-way, touch screen can be used;
SPDIF: 1 Road;
GPIO: the majority have been drawn;
SPI: 3-way, it can be used to extend CAN;
Ethernet: 1 Gigabit adaptive Road;
PWM: 3-way, can be used for backlight control;
Battery cycle: extraction, can be used directly (with a fuel gauge);
ADC: 7 analog inputs;
JTAG: 1 Road;
Floor parameters
Plate size: 125mm * 190mmPHONE support headphone output
PCB layers: layer PCB 4
Serial Design: 2 232, 2 TTL serial addition to the GPS and Bluetooth
EEPROM: 4MB an EEPROM to store key data
USB Host: 3-way USB Host, support USB2.0 protocol
POWER: DC electrical power input interface, 5V / 2A input power
TF Card: 1 TF card interface standard
Discharge Interface: 1, may be accessed by ordinary lithium batteries with fuel gauge
4G module: All Netcom (optional)
SWITCH: Power Interface
WIFI module: Support
DIP SWITCH: 3 DIP switches
GPS module: support (optional)
AD: Support
Ethernet ports: Gigabit Ethernet Interface
JTAG Interface: 1
LCD interface: 2-way LVDS interface, an RGB interface channel
CAMERA Interface: 1 channel DVP (can support up to 500 million camera); a MIPI;
MIPI interface: 1 channel access MIPI interface screen
GPIO / CAN / RS485 interface: the CAN channel 1 channel RS485 interface
HDMI interface: standard HDMI v1.4,1080p HD resolution output interface
User Key: 4 function keys
USB OTG：1路USB OTG 2.0
IRDA: 1 integrated infrared receiver
RTC Block: 1
MIC: MIC input multimedia support
Encoding support: H.263 H.264 MPEG and other audio formats
Reproduced in: https: //www.jianshu.com/p/7593ad7e7064