Functionality
- 12 capacitive touch switches for stall/house lead control to turn on/off
- LED indicators for stall power
- 6 function one-of controllers for DC1-4/DCC/OFF selection of power source
- 2 capacitive touch switches for UP/DOWN selection
- LED indicators for power source
- DPDT relay control for power supply sourcing
- SPDT relay control for stall/house leads
- All display LEDs are wired in a common anode configuration with current limit R on IOX32 board
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 |