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- IOX expander
- 14 capacitive touch switches
- 20 LEDs
- perf board for power/gnd connection points within the board
- 3D printed LED holders to keep light focused on display
Port Assignments at Panel IOX32
Panel Port Expander Address 0x20
Port | I/O | Bit | Function |
|---|---|---|---|
| A | Out | 0 | OFF_LED |
| A | Out | 1 | DC1_LED |
| A | Out | 2 | DC2_LED |
| A | Out | 3 | DC3_LED |
| A | Out | 4 | DC4_LED |
| A | Out | 5 | DCC_LED |
| A | Out | 6 | Track1_LED |
| A | Out | 7 | Track2_LED |
| B | Out | 0 | Track3_LED |
| B | Out | 1 | Track4_LED |
| B | Out | 2 | Track5_LED |
| B | Out | 3 | Track6_LED |
| B | Out | 4 | Track7_LED |
| B | Out | 5 | Track8_LED |
| B | Out | 6 | Track9_LED |
| B | Out | 7 | Track10_LED |
Panel Port Expander Address 0x21
Port | I/O | Bit | Function |
|---|---|---|---|
| A | In | 0 | Track1_Switch |
| A | In | 1 | Track2_Switch |
| A | In | 2 | Track3_Switch |
| A | In | 3 | Track4_Switch |
| A | In | 4 | Track5_Switch |
| A | In | 5 | Track6_Switch |
| A | In | 6 | Track7_Switch |
| A | In | 7 | Track8_Switch |
| B | In | 0 | Track9_Switch |
| B | In | 1 | Track10_Switch |
| B | In | 2 | Track11_Switch |
| B | In | 3 | Track12_Switch |
| B | In | 4 | UP_Switch |
| B | In | 5 | DOWN_Switch |
| B | Out | 6 | Track11_LED |
| B | Out | 7 | Track12_LED |
Port Assignments at Relay Driver Board IOX32
Relay Port Expander Address 0x22
Port | I/O | Bit | Function |
|---|---|---|---|
| A | Out | 0 | Not assigned |
| A | Out | 1 | Not assigned |
| A | Out | 2 | Not assigned |
| A | Out | 3 | Not assigned |
| A | Out | 4 | Not assigned |
| A | Out | 5 | Not assigned |
| A | Out | 6 | Not assigned |
| A | Out | 7 | Not assigned |
| B | Out | 0 | DC1_Relay |
| B | Out | 1 | DC1_Relay |
| B | Out | 2 | DC2_Relay |
| B | Out | 3 | DC2_Relay |
| B | Out | 4 | DC3_Relay |
| B | Out | 5 | DC3_Relay |
| B | Out | 6 | DC4_Relay |
| B | Out | 7 | DC4_Relay |
Relay Port Expander Address 0x23
Port | I/O | Bit | Function |
|---|---|---|---|
| A | Out | 0 | Track 1 |
| A | Out | 1 | Track 2 |
| A | Out | 2 | Track 3 |
| A | Out | 3 | Track 4 |
| A | Out | 4 | Track 5 |
| A | Out | 5 | Track 6 |
| A | Out | 6 | DCC_Relay |
| A | Out | 7 | DCC_Relay |
| B | Out | 0 | Track 7 |
| B | Out | 1 | Track 8 |
| B | Out | 2 | Track 9 |
| B | Out | 3 | Track 10 |
| B | Out | 4 | Track 11 |
| B | Out | 5 | Track 12 |
| B | Out | 6 | Track 13 |
| B | Out | 7 | Track 14 |