CPU BLOCK DIAGRAM
CORE BOARD BLOCK DIAGRAM
PRODUCT DISPLAY
、
HARDWARE INDEX
| Main hardware indicators | |
| Size | Length 60mm x Width 40mm x Height 4.8mm |
| CPU | Yizhi SV810 dual core A7 |
| NPU | 1.2 TOPS NPU |
| RAM | DDR3 standard 1G (512M/2G batch optional) |
| Memory | eMMC standard 8G (4G/16G/32G/64G batch optional) |
| Power management | Discrete power supply design, support dynamic power management |
| Operating Voltage | Input voltage 5V, maximum power less than 3W (no peripherals connected) |
| support system | Linux3.10+QT4.8 |
| Operating temperature | -10 to +75 degrees |
| life | Continuous operating life is more than 5 years |
COMMONINTERFACE
| Common interfaces of core board | |
|---|---|
| USB interface | One USB OTG interface |
| UART serial port | 4 TTL 3.3V levels, one of which is Debug |
| GPIO interface | 75 channels of GPIO (Note: There are multiplexing functions, please check the pin definition of this specification) |
| PWM interface | 5-channel PWM level is 3.3V (please check the pin definition of this specification) |
| MIPI DSI display | 1 channel maximum 1920x1080 60fps |
| RGB display | 1 channel RGB 888 display interface, maximum 1920x1080 |
| LVDS display | 1 channel maximum 1280x800 |
| DVP camera interface | 1 channel 16-bit parallel DVP camera interface |
| MIPI camera interface | 1 MIPI CSI RAW data 4 LANE camera interface |
| Voice output | 1 channel left and right channel output, 1.5W power amplifier connected to the bottom board |
| Voice input | 1 analog, microphone input |
| Wigan | 2 Wiegand output |
| SDIO interface | 2 SDIO interfaces, one TF card, the other can be connected to WIFI |
| ADC interface | 2-way ADC interface |
| I2C interface | 3-way I2C interface |
| SPI interface | 2 way SPI interface |
| Ethernet | One RGMII or EMII PHY interface, 100M by default |
| System Upgrade | Support local USB upgrade |
CORRENT PARAMETER TABLE
| Item | The smallest | Typical | maximum | |
|---|---|---|---|---|
| Power parameters | Voltage | 3.4V | 5V | 5.5V |
| Ripple | -- | 50mV | 90mV | |
| Current | 135mA | -- | -- | |
| Power supply current | Boot current | 125mA | 245mA | 521mA |
| Without display, connect to USB camera | 195mA | 352mA | 592mA | |
| surroundings | Relative humidity | -- | 65% | 75% |
| Working temperature | -10℃ | -- | 75℃ | |
| Storage temperature | -30℃ | -0℃ | 100℃ | |
CPU BLOCK DIAGRAM
CORE BOARD BLOCK DIAGRAM
PRODUCT DISPLAY
、
HARDWARE INDEX
| Main hardware indicators | |
| Size | Length 60mm x Width 40mm x Height 4.8mm |
| CPU | Yizhi SV810 dual core A7 |
| NPU | 1.2 TOPS NPU |
| RAM | DDR3 standard 1G (512M/2G batch optional) |
| Memory | eMMC standard 8G (4G/16G/32G/64G batch optional) |
| Power management | Discrete power supply design, support dynamic power management |
| Operating Voltage | Input voltage 5V, maximum power less than 3W (no peripherals connected) |
| support system | Linux3.10+QT4.8 |
| Operating temperature | -10 to +75 degrees |
| life | Continuous operating life is more than 5 years |
COMMONINTERFACE
| Common interfaces of core board | |
|---|---|
| USB interface | One USB OTG interface |
| UART serial port | 4 TTL 3.3V levels, one of which is Debug |
| GPIO interface | 75 channels of GPIO (Note: There are multiplexing functions, please check the pin definition of this specification) |
| PWM interface | 5-channel PWM level is 3.3V (please check the pin definition of this specification) |
| MIPI DSI display | 1 channel maximum 1920x1080 60fps |
| RGB display | 1 channel RGB 888 display interface, maximum 1920x1080 |
| LVDS display | 1 channel maximum 1280x800 |
| DVP camera interface | 1 channel 16-bit parallel DVP camera interface |
| MIPI camera interface | 1 MIPI CSI RAW data 4 LANE camera interface |
| Voice output | 1 channel left and right channel output, 1.5W power amplifier connected to the bottom board |
| Voice input | 1 analog, microphone input |
| Wigan | 2 Wiegand output |
| SDIO interface | 2 SDIO interfaces, one TF card, the other can be connected to WIFI |
| ADC interface | 2-way ADC interface |
| I2C interface | 3-way I2C interface |
| SPI interface | 2 way SPI interface |
| Ethernet | One RGMII or EMII PHY interface, 100M by default |
| System Upgrade | Support local USB upgrade |
CORRENT PARAMETER TABLE
| Item | The smallest | Typical | maximum | |
|---|---|---|---|---|
| Power parameters | Voltage | 3.4V | 5V | 5.5V |
| Ripple | -- | 50mV | 90mV | |
| Current | 135mA | -- | -- | |
| Power supply current | Boot current | 125mA | 245mA | 521mA |
| Without display, connect to USB camera | 195mA | 352mA | 592mA | |
| surroundings | Relative humidity | -- | 65% | 75% |
| Working temperature | -10℃ | -- | 75℃ | |
| Storage temperature | -30℃ | -0℃ | 100℃ | |
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