| Input Devices | Index |
The BrainStem® GP 2.0 processor used in the Garcia has some different IO capabilities from the GP 1.0. This made it necessary to give it some different input device IDs.
See the BrainStem Reference for a discussion of input device IDs and reflex messages.
Input Devices for the GP 2.0 Module
| Alias | Device ID | Input Source |
| A0-A4 | 0-4 | A2D inputs |
| D0-D6 | 5-11 | Digital pin state inputs |
| E1-E4 | 12-15 | Digital Edge/Width timer inputs |
| I1-I4 | 16-19 | IR message reception inputs |
| X0-X4 | 20-24 | 0.1ms polling digital transition inputs |
| T1-T23 | 25-48 | 0.1ms resolution timer inputs |
| I0 | 52 | IIC input |
| S0-S3 | 53-56 | Semaphore inputs |
| B0 | 57 | Raw serial byte input |
| C0-C7 | 58-65 | 16-bit counter rollover inputs |
| L0 | 126 | Host link down reflex input |
| P0 | 127 | Power-up reset reflex input |