BarBot/Components/ControlSystem: Difference between revisions

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===General Description===
===General Description===
The Barbot control system will be based on an Arduino Mega 2560 and a Raspberry Pi.
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===
[[File:ControlBox.png|none|600px|Control box - internal layout (draft)]]


===Arduino Mega 2560 Connections===
===Arduino Mega 2560 Connections===

Revision as of 11:05, 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

Control box - internal layout (draft)
Control box - internal layout (draft)

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