Time Circuits Display Control Board with Keypad, Speaker & TRW Style Lenses

Description

Our TCD control board assembly allows you to control our Time Circuits Displays, or any other displays that use I2C, via the included keypad. The keypad housing is modeled after a TRW keypad that was used in the Time Machine DeLorean. Included are TRW style lenses, LEDs for them, and Enter button.

Included:

• Control board PCB
• Number keypad
• 4x Small screws for keypad
• Keypad wire
• Square LED lenses (2x white, 1x red/amber/green)
• RTC battery
• Small 4ohm speaker
• Enter button (improved in v1.4.5)
• Screw terminal connectors

Features:

• Measurements: 4.53″ x 4.12″ (115.18 x 104.62mm)
• Real Time Clock
• Manual volume control
• SD card slot
• ESD filtering to prevent interference
• Fused power outputs & transient suppression (NEW in v1.5)
• Can be powered by micro USB port (5v)
• On board power supply which can take input from 6-20V DC (can be hooked up directly to a car battery)
• Connectivity:
  • Class D Mono Audio Amplifier output – 4ohm
  • Audio stereo output (NEW in v1.4.5)
  • I2C output
  • Time travel triggering in/out
  • Power trigger (from TFC)
  • Speedo output

Documentation: 

• The TRW style keypad housing can be 3d printed, and the stl files are located here.
• See schematic for the control board here.
• Software for the ESP32 is located here.