CPU BLOCK DIAGRAM
CORE BOARD BLOCK DIAGRAM
PRODUCT DISPLAY
HARDWARE INDEX
| size | 60mm long x 45mm wide x 3.0mm high |
| CPU | Allwinner A40i-H quad-core clocked at 1.2GHz |
| GPU | Mali-400 MP2 GPU |
| Memory | DDR3 comes standard with 1G (2G is optional in batches) |
| memory | eMMC comes standard with 8G (16G/32G/64G optional in batches) |
| Power management | AXP221S supports standby and key on/off |
| Lithium battery | AXP221S supports 3.7V charge and discharge management and power bank meter management |
| Working voltage | Input voltage 5V, maximum power less than 2W (no peripherals connected) |
| Support system | Android7.1+Linux3.10/QT5.4.1+Linux3.10 |
| operating temperature | -10 to +75 degrees |
| life | Continuous operation life is more than 5 years |
COMMONINTERFACE
| USB interface | 3 USB interfaces, two independent USB ports, and one independent OTG |
| UART serial port | 8 channels of TTL 3.3V level, one of which is Debug |
| GPIO interface | 130 GPIO channels |
| PWM interface | 8-way PWM 3.3V level |
| MIPI DSI display | 1 channel maximum 1920x1080 1080P 60fps |
| LVDS display | 1 channel LVDS supports up to 1920x1080 1080P 60fps |
| RGB display | 1 RGB 888 output supports up to 1920x1080 1080P 60fps |
| HDMI display | 1 HDMI output 1920x1080 1080P 60fps |
| CVBS output | 4 CVBS outputs |
| Camera interface | 1 channel 8-bit parallel DVP camera interface 720P 30fps |
| CVBS input | 4 CVBS inputs |
| Voice output | 1 left and right channel output, 10W power amplifier installed on the bottom panel |
| Voice input | 1 microphone input |
| CAN bus | 1 CAN BUS 2.0 bus |
| SDIO interface | 2 SDIO interfaces, one for TF card and the other for WIFI |
| IR infrared interface | 1 channel IR infrared receiving interface |
| ADC interface | 2-way ADC interface |
| I2C interface | 4-way I2C interface |
| SPI interface | 3-way SPI interface |
| Ethernet | One GMAC PHY interface, connected to 100M PHY chip by default |
| SATA hard drive | Support SATA hard disk interface |
| I2S interface | Support 8-channel I2S interface output |
| Output power | Multiple power supply output 1.8V 2.8V 3.3V |
| Lithium battery interface | Supports 3.7V lithium battery interface, the core board has its own charging and fuel gauge management |
| System upgrade | Support local USB upgrade |
CORRENT PARAMETER TABLE
| project | smallest | typical | maximum | |
| Current parameters | Voltage | 6.5V | 12V | 15V |
| ripple | -- | 50mV | 120mV | |
| current | 65mA | -- | -- | |
Supply current (No other peripherals connected) | Start-up current | 85mA | 130mA | 315mA |
| play sound | 95mA | 139mA | 172mA | |
| Connect HDMI power-on current | 106mA | 185mA | 305mA | |
Supply current (connected to display screen) | MIPI 1024*600 | 98mA | 232mA | 312mA |
| environment | relative humidity | -- | 65% | 75% |
| working temperature | -10℃ | -- | 75℃ | |
| Storage temperature | -30℃ | -0℃ | 100℃ | |
Note 1: When connecting to an LVDS screen, be sure to select the correct backlight operating voltage of 3.3V, 5V, or 12V. Users are advised not to apply it to peripherals that exceed the corresponding maximum current.
Note 2: When connected to a MIPI screen, the overall operating current and standby current of the board depend on the connected screen and are not listed in the above table.
CPU BLOCK DIAGRAM
CORE BOARD BLOCK DIAGRAM
PRODUCT DISPLAY
HARDWARE INDEX
| size | 60mm long x 45mm wide x 3.0mm high |
| CPU | Allwinner A40i-H quad-core clocked at 1.2GHz |
| GPU | Mali-400 MP2 GPU |
| Memory | DDR3 comes standard with 1G (2G is optional in batches) |
| memory | eMMC comes standard with 8G (16G/32G/64G optional in batches) |
| Power management | AXP221S supports standby and key on/off |
| Lithium battery | AXP221S supports 3.7V charge and discharge management and power bank meter management |
| Working voltage | Input voltage 5V, maximum power less than 2W (no peripherals connected) |
| Support system | Android7.1+Linux3.10/QT5.4.1+Linux3.10 |
| operating temperature | -10 to +75 degrees |
| life | Continuous operation life is more than 5 years |
COMMONINTERFACE
| USB interface | 3 USB interfaces, two independent USB ports, and one independent OTG |
| UART serial port | 8 channels of TTL 3.3V level, one of which is Debug |
| GPIO interface | 130 GPIO channels |
| PWM interface | 8-way PWM 3.3V level |
| MIPI DSI display | 1 channel maximum 1920x1080 1080P 60fps |
| LVDS display | 1 channel LVDS supports up to 1920x1080 1080P 60fps |
| RGB display | 1 RGB 888 output supports up to 1920x1080 1080P 60fps |
| HDMI display | 1 HDMI output 1920x1080 1080P 60fps |
| CVBS output | 4 CVBS outputs |
| Camera interface | 1 channel 8-bit parallel DVP camera interface 720P 30fps |
| CVBS input | 4 CVBS inputs |
| Voice output | 1 left and right channel output, 10W power amplifier installed on the bottom panel |
| Voice input | 1 microphone input |
| CAN bus | 1 CAN BUS 2.0 bus |
| SDIO interface | 2 SDIO interfaces, one for TF card and the other for WIFI |
| IR infrared interface | 1 channel IR infrared receiving interface |
| ADC interface | 2-way ADC interface |
| I2C interface | 4-way I2C interface |
| SPI interface | 3-way SPI interface |
| Ethernet | One GMAC PHY interface, connected to 100M PHY chip by default |
| SATA hard drive | Support SATA hard disk interface |
| I2S interface | Support 8-channel I2S interface output |
| Output power | Multiple power supply output 1.8V 2.8V 3.3V |
| Lithium battery interface | Supports 3.7V lithium battery interface, the core board has its own charging and fuel gauge management |
| System upgrade | Support local USB upgrade |
CORRENT PARAMETER TABLE
| project | smallest | typical | maximum | |
| Current parameters | Voltage | 6.5V | 12V | 15V |
| ripple | -- | 50mV | 120mV | |
| current | 65mA | -- | -- | |
Supply current (No other peripherals connected) | Start-up current | 85mA | 130mA | 315mA |
| play sound | 95mA | 139mA | 172mA | |
| Connect HDMI power-on current | 106mA | 185mA | 305mA | |
Supply current (connected to display screen) | MIPI 1024*600 | 98mA | 232mA | 312mA |
| environment | relative humidity | -- | 65% | 75% |
| working temperature | -10℃ | -- | 75℃ | |
| Storage temperature | -30℃ | -0℃ | 100℃ | |
Note 1: When connecting to an LVDS screen, be sure to select the correct backlight operating voltage of 3.3V, 5V, or 12V. Users are advised not to apply it to peripherals that exceed the corresponding maximum current.
Note 2: When connected to a MIPI screen, the overall operating current and standby current of the board depend on the connected screen and are not listed in the above table.
Product Show Case