BarBot/Components/ControlSystem
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Revision as of 20:20, 10 July 2014 by Iandickinson (talk | contribs)
Control System
General Description
The Barbot control system will be based on an Arduino Mega 2560 and a Raspberry Pi.
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 |