# Hardware Description

The hardware components and dimensions of the epc670 starter kit is described here.

```{contents}
:local:
:depth: 2
```

## Components Description


| Item  | Name                       | Description                                                                                          |
| ----- | -------------------------- | ---------------------------------------------------------------------------------------------------- |
| 1     | Housing Screws             | M2.5 Housing Screw                                                                                   |
| 2     | Lens                       | Lens 149° FOV, M12x0.5 thread "Wide Field"                                                           |
| 3     | Illumination LED 1         | Infrared LED, λ=940nm, 2θ=150°                                                          |
| 4     | Illumination LED 2         | Infrared LED, λ=940nm, 2θ=80°                                                           |
| 5     | SD-Card Socket             | Socket for the SD-Card containing linux image.                                                       |
| 6     | RPi Reset Button           | Raspberry Pi 5 Reset Button. Press and hold 5 s for reset OR short press for boot up                 |
| 7     | RPi Status LED             | Raspberry Pi Activity LED: Green(constant or flickering) - RPi active; Red(Constant) - RPi shut down |
| 8     | Mounting Screw             | Standard 1/4" camera thread                                                                          |
| 9     | USB-C Power Socket         | 5V USB-C Power Socket. Use official Raspberry Pi 5 power supply                                      |
| 10/11 | μHDMI 0 & 1             | μHDMI connector. Output only. Use official Raspberry Pi 5 μHDMI cable.                         |
| 12    | Ethernet Socket            | Ethernet Socket to connect to LAN network                                                            |
| 13    | USB 3.0 Sockets            | Generic USB 3.0 Socket                                                                               |
| 14    | USB 2.0 Sockets            | Generic USB 2.0 Socket                                                                               |
| 15    | Cooling Air Grating        | Air Flow Grating                                                                                     |
| 16    | Illumination Window        | Illumination path window with NIR-filter.                                                            |
| 17    | epc670 ToF HAT+ Status LED | epc670 ToF HAT+ Activity LED. Red during active image acqusition.                                    |
| 18    | Receiver Window            | Optical receiver path window with NIR + 940 nm bandpass filter.                                      |

```{image} ../_static/images/epc670_starter_kit_hw_annotated.png
:alt: epc670 kit with numbered components
:width: 80%
```

% TODO Add altium diagram


## Dimensions
<!-- 
```{tip}
A STEP file of the housing (without IR window and light guide), can be found here: {{ epc670_kit_housing_link }}.
``` 
-->
% TODO add link

```{image} ../_static/images/epc670_starter_kit_hw_dimensions.png
:alt: epc670 kit dimensions
:width: 60%
```

## Optional Accessories

| Accessory               | Description                                  | Part Number                  |
| ----------------------- | -------------------------------------------- | ---------------------------- |
| USB-C Power Supply 27 W | Official Raspberry Pi 5 27W power supply     | P101 157(EU) /  P101 162(US) |
| &mu;HDMI to HDMI Cable  | &mu;HDMI to HDMI cable, 2m, male-male, black | P101 185                     |
| Camera Tripod           | Camera tripod, 1⁄4" , 10 ... 27 cm height    | P100 283                     |

These **epc670 Starter Kit** compatible accessories should be ordered separately.