# System Description

The system is described here.

- **{{ epc670_link}}** – Camera Sensor
- **Clock Generator** – Clock Generator Si5351ABGTR with 25 MHz input clock crystal
- **Power Control** – Power control gates for controlled sensor power up. Refer to **{{ epc670_link}}** datasheet for the correct power up sequence
- **Illumination Control** – Provides GPIO control over LED selection
- **Temperature Sensor** – 2x temperature sensors (TMP112AIDRLR) next to each LED for monitoring
- **Prod. & Conf. Data EEPROM** – Production and Calibration Data EEPROM
- **HAT+ EEPROM** – Hardware Identification EEPROM


```{image} _static/images/sys_epc670_tof_hat.drawio.svg
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