# Gateway

- [MCU Access](https://docs.ifreeq.com/developer/smart-product-solution/gateway/mcu-access.md)
- [Link SDK Access](https://docs.ifreeq.com/developer/smart-product-solution/gateway/link-sdk-access.md)
- [PCB Details](https://docs.ifreeq.com/developer/smart-product-solution/gateway/pcb-details.md)