Ryde GPIO Connections
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RPi 4 GPIO pin out
- Note the Rpi4 (only) can be powered with 5v directly on to GPIO 2 and 4.
Proposed GPIO Connections for the Ryde Receiver
Here is the proposed list of GPIO connections:
| Pin No | BCM No | Wiring Pi | RPi Name | Primary Use | Secondary Use | Notes |
|---|---|---|---|---|---|---|
| 1 | - | - | 3.3v | - | - | - |
| 2 | - | - | 5v | - | - | - |
| 3 | 2 | 8 | SDA 1 | - | - | - |
| 4 | - | - | 5v | - | - | - |
| 5 | 3 | 9 | SCL 1 | - | - | - |
| 6 | - | - | 0v | - | - | - |
| 7 | 4 | 7 | GPIO 7 | Valid RX Signal | - | Active High |
| 8 | 14 | 15 | TxD | - | - | - |
| 9 | - | - | 0v | - | - | - |
| 10 | 15 | 16 | RxD | - | - | - |
| 11 | 17 | 0 | GPIO 0 | IR Sensor Input | Active low | |
| 12 | 18 | 1 | GPIO 1 | Button - Up | - | Active low |
| 13 | 27 | 2 | GPIO 2 | Button - Down | - | Active low |
| 14 | - | - | 0v | - | - | - |
| 15 | 22 | 3 | GPIO 3 | Button - Left | - | Active low |
| 16 | 23 | 4 | GPIO 4 | Button - Right | - | Active low |
| 17 | - | - | 3.3v | - | - | - |
| 18 | 24 | 5 | GPIO 5 | Button - Select | - | Active low |
| 19 | 10 | 12 | MOSI | - | - | - |
| 20 | - | - | 0v | - | - | - |
| 21 | 9 | 13 | MISO | - | - | - |
| 22 | 25 | 6 | GPIO 6 | Button - Back | - | Active low |
| 23 | 11 | 14 | SCLK | - | - | - |
| 24 | 8 | 10 | CE 0 | - | - | - |
| 25 | - | - | 0v | - | - | - |
| 26 | 7 | 11 | CE1 | - | - | - |
| 27 | 0 | 30 | SDA 0 | - | - | - |
| 28 | 1 | 31 | SCL 0 | - | - | - |
| 29 | 5 | 21 | GPIO 21 | Button - Menu | - | Active low |
| 30 | - | - | 0v | - | - | - |
| 31 | 6 | 22 | GPIO 22 | Button - Mute | - | Active Low |
| 32 | 12 | 26 | GPIO 26 | Band LSB | - | - |
| 33 | 13 | 23 | GPIO 23 | Band NSB | - | - |
| 34 | - | - | 0v | - | - | - |
| 35 | 19 | 24 | GPIO 24 | Band MSB | - | - |
| 36 | 16 | 27 | GPIO 27 | Button - Power | - | Active low |
| 37 | 26 | 25 | GPIO 25 | Button - OSD Info | - | Active low |
| 38 | 20 | 28 | GPIO 28 | - | - | Future Use? |
| 39 | - | - | 0v | - | - | - |
| 40 | 21 | 29 | GPIO 29 | - | - | Future Use? |
Each pin on the RPi4 GPIO can be referred to in 4 ways: its physical pin number, the Broadcom I/O number, the Wiring Pi number or the name.