===== Raspberry Pi Interface - Carberry 3 =====

Raspberry Pi Interface joins toghether Carberry 3 and Raspberry Pi.\\
Are present power supply lines and all signals needed to interface each other.

==== Layout ====

{{ :carberry:hw_spec:pinout_carberry-raspberry_3.jpg?nolink&400 |}}

Connector view from Carberry side.\\
All signals, except from supply, are routed to Carberry MCU.

==== Pinout ====

^ Position      ^ Kind       ^ Description          ^
| 1    | NC             | Not Connected                |
| 2    | Supply         | Power Supply to Raspberry Pi |
| 3    | Signal         | Future use                   |
| 4    | Supply         | Power Supply to Raspberry Pi |
| 5    | Signal         | Future use                   |
| 6    | Supply         | Power Supply Ground          |
| 7    | NC             | Not Connected                |
| 8    | Signal         | Raspberry UART TXD           |
| 9    | Signal         | Signal Ground                |
| 10   | Signal         | Raspberry UART RXD           |
| 11   | Signal         | Future use                   |
| 12   | Signal         | LIRC codes from Carberry MCU |
| 13   | Signal         | Shutdown signal from Carberry MCU  |
| 14   | Signal         | Signal Ground                      |
| 15   | NC             |                                    |
| 16   | NC             |                                    |
| 17   | NC             |                                    |
| 18   | NC             |                                    |
| 19   | NC             |                                    |
| 20   | Supply         | Power Supply Ground                |
| 21   | NC             |                                    |
| 22   | NC             |                                    |
| 23   | NC             |                                    |
| 24   | NC             |                                    |
| 25   | Supply         | Power Supply Ground                |
| 26   | NC             |                                    |
| 27   | NC             |                                    |
| 28   | NC             |                                    |
| 29   | NC             |                                    |
| 30   | Ground         | Power Supply Ground                |
| 31   | NC             |                                    |
| 32   | NC             |                                    |
| 32   | NC             |                                    |
| 33   | NC             |                                    |
| 34   | Ground         | Power Supply Ground                |
| 35   | NC             |                                    |
| 36   | NC             |                                    |
| 37   | NC             |                                    |
| 38   | NC             |                                    |
| 39   | Ground         | Power Supply Ground                |
| 40   | NC             |                                    |

===== Raspberry Pi Interface - Carberry 1/2 =====

Raspberry Pi Interface joins toghether Carberry and Raspberry Pi.\\
Are present power supply lines and all signals needed to interface each other.

==== Layout ====

{{ :carberry:hw_spec:raspberry_header.jpg?nolink&600 |}}

Connector view from Carberry side.\\
All signals, except from supply, are routed to Carberry MCU.

==== Pinout ====

^ Position      ^ Kind       ^ Description          ^
| 1    | NC             | Not Connected                |
| 2    | Supply         | Power Supply to Raspberry Pi |
| 3    | Signal         | Future use                   |
| 4    | Supply         | Power Supply to Raspberry Pi |
| 5    | Signal         | Future use                   |
| 6    | Supply         | Power Supply Ground          |
| 7    | NC             | Not Connected                |
| 8    | Signal         | Raspberry UART TXD           |
| 9    | Signal         | Signal Ground                |
| 10   | Signal         | Raspberry UART RXD           |
| 11   | Signal         | Future use                   |
| 12   | Signal         | LIRC codes from Carberry MCU |
| 13   | Signal         | Shutdown signal from Carberry MCU  |
| 14   | Signal         | Signal Ground                      |
| 15   | NC             |                                    |
| 16   | NC             |                                    |
| 17   | NC             |                                    |
| 18   | NC             |                                    |
| 19   | NC             |                                    |
| 20   | Supply         | Power Supply Ground                |
| 21   | NC             |                                    |
| 22   | NC             |                                    |
| 23   | NC             |                                    |
| 24   | NC             |                                    |
| 25   | Supply         | Power Supply Ground                |
| 26   | NC             |                                    |