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This means that they are **on when they -pressed and off when they are not pressed**. A classic example would be the -switches on a keyboard. - -Push buttons have four legs that are connected in signal-in and signal-out -pairs. - -To create a breakable circuit we would connect a signal-in cable to the top left -at row 23 and a signal-out cable to the bottom-right at row 25. - -To override the switch functionality and just have the button work as a -connector we would connect the signal-in to the row 23 input and the row 23 -output. - -![Push button legs diagram](../img/push-button-legs.png) - -## Related notes - -https://projects.raspberrypi.org/en/projects/button-switch-scratch-pi/1 diff --git a/zk/Push_buttons.md b/zk/Push_buttons.md index 97a94ea..5f7981d 100644 --- a/zk/Push_buttons.md +++ b/zk/Push_buttons.md @@ -7,8 +7,22 @@ created: Tuesday, June 25, 2024 # Push buttons -- Push buttons are push-to-make switches. This means that they are **on when - they pressed and off when they are not pressed**. A classic example would be - the switches on a keyboard. +Push buttons are push-to-make switches. This means that they are **on when they +pressed and off when they are not pressed**. A classic example would be the +switches on a keyboard. + +Push buttons have four legs that are connected in signal-in and signal-out +pairs. + +To create a breakable circuit we would connect a signal-in cable to the top left +at row 23 and a signal-out cable to the bottom-right at row 25. + +To override the switch functionality and just have the button work as a +connector we would connect the signal-in to the row 23 input and the row 23 +output. + +![Push button legs diagram](../img/push-button-legs.png) ## Related notes + +https://projects.raspberrypi.org/en/projects/button-switch-scratch-pi/1