Shared Projects by johnsondavies

Shared Projects by johnsondavies

One-Input Numeric Keypad

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2 layer board of 1.20 x 1.60 inches (30.5 x 40.6 mm)
Uploaded: June 27, 2026
Shared: June 29, 2026
Total Price: $9.60

A 12-key numeric keypad for use in microcontroller projects that only needs one analogue input to interface it.

See <http://www.technoblogy.com/show?41BI>.

A 12-key numeric keypad for use in microcontroller projects that only needs one analogue input to interface it.

See <http://www.technoblogy.com/show?41BI>.

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      Ordering shared project

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      Since this is a project designed by a community member, it may contain design errors that prevent it from working as intended. OSH Park cannot place any guarantees about the functionality or correctness of the design.
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Universal TFT Display Backpack 2

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2 layer board of 1.40 x 0.72 inches (35.6 x 18.2 mm)
Uploaded: May 02, 2026
Shared: May 02, 2026
Total Price: $5.00

A microcontroller board, based on an ATtiny814, that can accommodate a range of different Adafruit and AliExpress colour TFT displays.

See <http://www.technoblogy.com/show?5O3E>.

A microcontroller board, based on an ATtiny814, that can accommodate a range of different Adafruit and AliExpress colour TFT displays.

See <http://www.technoblogy.com/show?5O3E>.

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      Ordering shared project

      Hey there! Before ordering, make sure you have all the info you need to complete and use this design. This usually means a component list, and sometimes additional information such as assembly notes, source code, or usage guides.
      Since this is a project designed by a community member, it may contain design errors that prevent it from working as intended. OSH Park cannot place any guarantees about the functionality or correctness of the design.
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ESP32-P4 Feather Board

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4 layer board of 2.00 x 0.90 inches (50.8 x 22.9 mm)
Uploaded: February 25, 2026
Shared: February 25, 2026
Total Price: $18.00

A Feather-format board based on the new ESP32-P4 high performance processor from Espressif.

For more information see <http://www.technoblogy.com/show?5AII>.

A Feather-format board based on the new ESP32-P4 high performance processor from Espressif.

For more information see <http://www.technoblogy.com/show?5AII>.

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      Ordering shared project

      Hey there! Before ordering, make sure you have all the info you need to complete and use this design. This usually means a component list, and sometimes additional information such as assembly notes, source code, or usage guides.
      Since this is a project designed by a community member, it may contain design errors that prevent it from working as intended. OSH Park cannot place any guarantees about the functionality or correctness of the design.
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Light Lab Back Panel

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2 layer board of 3.65 x 2.55 inches (92.8 x 64.8 mm)
Uploaded: November 23, 2025
Shared: January 14, 2026
Total Price: $46.55

A plain back panel for Light Lab.

For more information see <http://www.technoblogy.com/show?5DCO>.

A plain back panel for Light Lab.

For more information see <http://www.technoblogy.com/show?5DCO>.

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      Ordering shared project

      Hey there! Before ordering, make sure you have all the info you need to complete and use this design. This usually means a component list, and sometimes additional information such as assembly notes, source code, or usage guides.
      Since this is a project designed by a community member, it may contain design errors that prevent it from working as intended. OSH Park cannot place any guarantees about the functionality or correctness of the design.
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Light Lab

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2 layer board of 3.65 x 2.55 inches (92.8 x 64.8 mm)
Uploaded: November 23, 2025
Shared: January 14, 2026
Total Price: $46.55

Experiment with different patterns on RGB LED NeoPixel (WS2812 or WS2812B) or DotStar (APA102 or SK9822) strips.

For more information see <http://www.technoblogy.com/show?5DCO>.

Experiment with different patterns on RGB LED NeoPixel (WS2812 or WS2812B) or DotStar (APA102 or SK9822) strips.

For more information see <http://www.technoblogy.com/show?5DCO>.

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      Ordering shared project

      Hey there! Before ordering, make sure you have all the info you need to complete and use this design. This usually means a component list, and sometimes additional information such as assembly notes, source code, or usage guides.
      Since this is a project designed by a community member, it may contain design errors that prevent it from working as intended. OSH Park cannot place any guarantees about the functionality or correctness of the design.
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