BarBot/Components/ControlSystem: Difference between revisions
< BarBot | Components
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Revision as of 15:59, 12 July 2014
Control System
General Description
The Barbot control system will be based on an Arduino Mega 2560 and a Raspberry Pi. Power will be from a PC ATX PSU.
Control box layout
External connections
Platform (9 way 'D' skt)
| Pin no | Signal |
|---|---|
| 1 | +5V supply to platform |
| 2 | Stepper coil A |
| 3 | Stepper coil A |
| 4 | Stepper coil B |
| 5 | Stepper coil B |
| 6 | Serial TX to platform |
| 7 | N/C |
| 8 | "Glass present" signal |
| 9 | Ground |
Cherry conveyor (9 way 'D' skt)
| Pin no | Signal |
|---|---|
| 1 | N/C |
| 2 | Stepper coil A |
| 3 | Stepper coil A |
| 4 | Stepper coil B |
| 5 | Stepper coil B |
| 6 | N/C |
| 7 | IR sensor |
| 8 | IR LED |
| 9 | Ground |
Lemon vendor (9 way 'D' skt)
| Pin no | Signal |
|---|---|
| 1 | N/C |
| 2 | Motor |
| 3 | Motor |
| 4 | N/C |
| 5 | N/C |
| 6 | N/C |
| 7 | N/C |
| 8 | CAM switch |
| 9 | Ground |
Stirrer (9 way 'D' skt)
| Pin no | Signal |
|---|---|
| 1 | N/C |
| 2 | Motor (up/down) |
| 3 | Motor (up/down) |
| 4 | Motor (swizzler) |
| 5 | Motor (Swizzler) |
| 6 | N/C |
| 7 | N/C |
| 8 | N/C |
| 9 | N/C |
Umbrella dropper (9 way 'D' skt)
| Pin no | Signal |
|---|---|
| 1 | N/C |
| 2 | Solenoid |
| 3 | Solenoid |
| 4 | N/C |
| 5 | N/C |
| 6 | N/C |
| 7 | N/C |
| 8 | N/C |
| 9 | N/C |
Big Syringe (9 way 'D' skt)
| Pin no | Signal |
|---|---|
| 1 | N/C |
| 2 | Motor |
| 3 | Motor |
| 4 | N/C |
| 5 | N/C |
| 6 | N/C |
| 7 | N/C |
| 8 | N/C |
| 9 | N/C |
Optic servos (25 way 'D' skt)
| Pin no | Signal |
|---|---|
| 1 | +5V supply |
| 2 | Servo 0 |
| 3 | Ground |
| 4 | +5V supply |
| 5 | Servo 1 |
| 6 | Ground |
| 7 | +5V supply |
| 8 | Servo 2 |
| 9 | Ground |
| 10 | +5V supply |
| 11 | Servo 3 |
| 12 | Ground |
| 13 | +5V supply |
| 14 | Servo 4 |
| 15 | Ground |
| 16 | +5V supply |
| 17 | Servo 5 |
| 18 | Ground |
| 19 - 25 | N/C |
Carbonate drinks servos (25 way 'D' skt)
| Pin no | Signal |
|---|---|
| 1 | +5V supply |
| 2 | Servo 0 |
| 3 | Ground |
| 4 | +5V supply |
| 5 | Servo 1 |
| 6 | Ground |
| 7 | +5V supply |
| 8 | Servo 2 |
| 9 | Ground |
| 10 | +5V supply |
| 11 | Servo 3 |
| 12 | Ground |
| 13 | +5V supply |
| 14 | Servo 4 |
| 15 | Ground |
| 16 | +5V supply |
| 17 | Servo 5 |
| 18 | Ground |
| 19 - 25 | N/C |
Dashers (?? way 'D' skt)
| Pin no | Signal |
|---|---|
| TBC | TBC |
Arduino Mega 2560 Connections
| Signal | Arduino pin | pinMode | Signal type | |
|---|---|---|---|---|
| Optic 0 | TBC | OUTPUT | servo | |
| Optic 1 | TBC | OUTPUT | servo | |
| Optic 2 | TBC | OUTPUT | servo | |
| Optic 3 | TBC | OUTPUT | servo | |
| Optic 4 | TBC | OUTPUT | servo | |
| Optic 5 | TBC | OUTPUT | servo | |
| Mixer 0 | TBC | OUTPUT | servo | |
| Mixer 1 | TBC | OUTPUT | servo | |
| Mixer 2 | TBC | OUTPUT | servo | |
| Mixer 3 | TBC | OUTPUT | servo | |
| Mixer 4 | TBC | OUTPUT | servo | |
| Mixer 5 | TBC | OUTPUT | servo | |
| Dasher 0 | TBC | OUTPUT | pulse low | |
| Dasher 1 | TBC | OUTPUT | pulse low | |
| Dasher 2 | TBC | OUTPUT | pulse low | |
| Neopixel on Dashers | TBC | OUTPUT | Neopixel serial | |
| Cherry/olive conveyor | TBC | OUTPUT | pulse low | |
| Lemon vendor | TBC | OUTPUT | pulse low | |
| Stirrer | TBC | OUTPUT | pulse low | |
| Umbrella dropper | TBC | OUTPUT | pulse low | |
| Big Syringe | TBC | 2 x OUTPUTs | both need to support PWM | |
| Platform "glass present" | TBC | INPUT_PULLUP | 0 = no glass, 1 = glass present | |
| Platform illumination control | TBC | OUTPUT | serial (TX to platform only) | |
| Pololu stepper controller | TBC | 3 x OUTPUTs | Step, Direction, Enable | |
| Limit / zero switch | TBC | INPUT_PULLUP | 0 = platform at zero, 1 = platform not at home position | |
| Emergency stop | TBC | INPUT_PULLUP | 0 = switch pressed, 1 = switch not pressed | |
| Lighting / bling ? | ? | ? | Neopixel serial? | |
| Serial comms to/from Rassberry Pi | 1 x INPUT, 1 x OUTPUT | serial (TX / RX) | ||
| Total I/O | 27 x OUTPUT, 3 x INPUT_PULLUP, 1 x INPUT |