Marcus' Model Railways | Automated staging yard

An automated T-Trak staging yard, powered by custom code running on an Arduino, along with off-the-shelf line trace modules, and a relay board.
Tidied up wiring from the Arduino board to the line trace modules for train detection, and the LCD panel status display

Tidied up wiring from the Arduino board to the line trace modules for train detection, and the LCD panel status display
January 15, 2023

Bridge rectifier used to supply the 12V DC power to throw the Kato turnouts, and Molex plug on cable running to points on the arrival module

Bridge rectifier used to supply the 12V DC power to throw the Kato turnouts, and Molex plug on cable running to points on the arrival module
January 15, 2023

'Arduino Line Trace Module' train detection with the trimpots facing up for easy adjustment

'Arduino Line Trace Module' train detection with the trimpots facing up for easy adjustment
January 15, 2023

Rebuilding the  'Arduino Line Trace Module' train detection at the departure end to put the trimpots facing up for easy adjustment

Rebuilding the 'Arduino Line Trace Module' train detection at the departure end to put the trimpots facing up for easy adjustment
January 15, 2023

Daisy chained RCA plugs for the usual T-Trak track power input plus additional wiring to allow for future manual control of track power to yard tracks

Daisy chained RCA plugs for the usual T-Trak track power input plus additional wiring to allow for future manual control of track power to yard tracks
January 13, 2023

All of the electronics in place under the yard, just external plugs to go

All of the electronics in place under the yard, just external plugs to go
January 13, 2023

Arduino board connected to the line trace modules for train detection, and the LCD panel status display

Arduino board connected to the line trace modules for train detection, and the LCD panel status display
January 13, 2023

Web of wires to the 8 channel relay board that controls track power and turnouts

Web of wires to the 8 channel relay board that controls track power and turnouts
January 13, 2023

Arduino board connected to the line trace modules for train detection, and the LCD panel status display

Arduino board connected to the line trace modules for train detection, and the LCD panel status display
January 13, 2023

8 channel relay board all wired up under the yard

8 channel relay board all wired up under the yard
January 13, 2023

Arduino, relay board and line trace modules all installed under the departure end of the yard

Arduino, relay board and line trace modules all installed under the departure end of the yard
January 13, 2023

Rat's nest of random wires used to connect the Arduino board to the LCD panel via the 4-bit interface

Rat's nest of random wires used to connect the Arduino board to the LCD panel via the 4-bit interface
January 11, 2023

Rat's nest of random wires used to connect the Arduino board to the LCD panel via the 4-bit interface

Rat's nest of random wires used to connect the Arduino board to the LCD panel via the 4-bit interface
January 11, 2023

Long cable connects points at arrival end to relay board at the departure end that throws the Kato point motors

Long cable connects points at arrival end to relay board at the departure end that throws the Kato point motors
January 11, 2023

Underside view of the arrival end of the yard - wires for power feeders, plus for powering point motors

Underside view of the arrival end of the yard - wires for power feeders, plus for powering point motors
January 07, 2023

Top view of a 'Arduino Line Trace Module' for train detection installed under Kato Unitrack

Top view of a 'Arduino Line Trace Module' for train detection installed under Kato Unitrack
January 07, 2023

Top view of a 'Arduino Line Trace Module' for train detection installed under Kato Unitrack

Top view of a 'Arduino Line Trace Module' for train detection installed under Kato Unitrack
January 07, 2023

Under layout view of a 'Arduino Line Trace Module' for train detection installed under Kato Unitrack

Under layout view of a 'Arduino Line Trace Module' for train detection installed under Kato Unitrack
January 07, 2023

Under layout view of a 'Arduino Line Trace Module' for train detection installed under Kato Unitrack

Under layout view of a 'Arduino Line Trace Module' for train detection installed under Kato Unitrack
January 07, 2023

Fitting out the underside of the yard - 'Arduino Line Trace Module' for train detection, plus wires for track power feeders, and for throwing the point motors

Fitting out the underside of the yard - 'Arduino Line Trace Module' for train detection, plus wires for track power feeders, and for throwing the point motors
January 07, 2023

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