~~tag>VIM4 interfaces gpio~~
====== VIM4 Interfaces ======

===== Top side =====

{{products:sbc:vim4:hardware:vim4-interfaces-top-side.webp?600|}}

|    ^ Component             ^ Purpose                                                                                            ^
| 1  | USB-A                 | USB 3.0 port that supports 1500mA output                                                           |
| 2  | RJ-45                 | Gigabit LAN port that supports Wake-On-LAN                                                         |
| 3  | HDMI Output           | HDMI output port supporting CEC                                                                    |
| 4  | USB-C                 | USB-C port with USB power delivery (9-20V input) and 2.0 speeds, can be used for upgrading the OS  |
| 5  | USB-A                 | USB 2.0 port that supports 1300mA output                                                           |
| 6  | Fan Header            | 4-wire fan header utilising pulse width modulation                                                 |
| 7  | Reset Button          | Device hardware reset                                                                              |
| 8  | Function Button       | [[./start#hardware-buttons|Multi-functional]]                                                      |
| 9  | Power Button          | Turns on/off device and other [[./start#hardware-buttons|multi-functions]]                         |
| A  | RTC Header            | A header for connecting a real-time clock (button) battery                                         |
| B  | M2 Hole               | M2 clearance holes for a case, or adding a heatsink                                                |
| C  | 40-Pin GPIO           | General input/output pins for VIM4’s SoC, or plugging-in a Toneboard                               |
| D  | DMIC                  | Digital Microphone                                                                                 |
| E  | HDMI Input            | Type-D HDMI input                                                                                  |
| F  | LEDs                  | Indicator LEDs                                                                                     |
| G  | MCU                   | STM32G0 micro-controller                                                                           |
| H  | MHF4 Antenna          | Wi-Fi and Bluetooth antenna connector                                                              |
| I  | MHF4 Antenna          | Wi-Fi and Bluetooth antenna connector                                                              |
| J  | Current Limit Switch  | Prevents damage to VIM4 due to faulty loading conditions                                           |

===== Back side =====

{{products:sbc:vim4:hardware:vim4-interfaces-back-side.webp?600|}}

^    ^ Component             ^ Purpose                                                                            ^
| 1  | VIN                   | 9-20V power input                                                                  |
| 2  | Micro-SD Slot         | Molex Slot, spec version 2.x/3.x/4.x (SDSC/SDHC/SDXC)                              |
| 3  | M.2 Slot              | PCIe 2.0 (x1 lane), supports M.2 2280 NVMe SSDs                                    |
| 4  | MIPI-CSI              | 20-pin, 0.5mm pitch, Provided data path for dual cameras                           |
| 5  | MIPI-CSI              | 30-pin, 0.5mm pitch, 4-lane, dual cameras, 16MP image signal processing            |
| 6  | MIPI-DSI&TP/eDP       | 40-pin, 0.5mm pitch FPC connector for 4-lane 1080P displays && TP touch input/eDP  |
| 7  | V-by-One              | 30-pin, 0.5mm pitch                                                                |
| 8  | XPWR Pads             | Connect an external power switch using these pads                                  |
| 9  | SPI Flash             | Flash memory module that interfaces over SPI                                       |
| A  | Current Limit Switch  | Prevents damage to VIM4L due to faulty loading conditions                          |
| B  | G-Sensor              | 3-axis accelerometer                                                               |

===== Hardware buttons =====

{{:products:sbc:vim4:hardware:vim4-buttons.webp?400|}}

^ Reset  ^ Function  ^ Power  ^ Purpose                   ^
|  x     |           |        | Force Reboot VIM4         |
|        |  x        |        | Enter Upgrade Mode (TST)  |
|        |           |  x     | Power ON/Wake Up VIM4     |
|        |           |  x     | Enter Upgrade Mode (KEY)  |


==== Special button shortcuts ====

  * Press ''FUNCTION'' 3 times in 2 seconds to enter MaskROM mode
  * Boot [[OOWOW:]] - hold ''FUNCTION'' and short press ''RESET''
  * Other [[software/oowow/user-manual#hardware-buttons|OOWOW button shortcuts]]


===== GPIO header pinout =====

{{products:sbc:vim4:hardware:vim4-gpio-header.png?400|}}

[[../applications/gpio/40pin-header]]