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connect_sevenswitch_to_ramps [2016/05/29 15:46] – [Firmware Modification] Also note the timer used to do PWM on a pin. Traumflug | connect_sevenswitch_to_ramps [2023/10/30 23:53] (current) – external edit (unknown user) | ||
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One of the oddities of the RepRap community is the heated bed circuitry on the very popular RAMPS controller. It's undersized for modern beds and this is known for years. Even a [[http:// | One of the oddities of the RepRap community is the heated bed circuitry on the very popular RAMPS controller. It's undersized for modern beds and this is known for years. Even a [[http:// | ||
- | Anyways. One of the solutions to work around this situation is to use a [[SevenSwitch]] to do the hard work. Here we show how to connect this switch to a RAMPS and how to tweak the popular firmwares to work with the new switch instead of the old one. | + | Anyways. One of the solutions to work around this situation is to use a [[http:// |
===== Finding a Signal Pin ===== | ===== Finding a Signal Pin ===== | ||
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Some vendors solder in pins there already, others don't. If there are none, you have to do this yourself. Standard 0.1" spaced pins are fine. Another option is to solder the signal wire directly into the board. | Some vendors solder in pins there already, others don't. If there are none, you have to do this yourself. Standard 0.1" spaced pins are fine. Another option is to solder the signal wire directly into the board. | ||
- | < | ||
{{ : | {{ : | ||
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There are several pin naming schemes in use. This table shows different names for the same pin. Teacup Firmware allows two names, each of them works equally well: | There are several pin naming schemes in use. This table shows different names for the same pin. Teacup Firmware allows two names, each of them works equally well: | ||
- | ^RAMPS ^ [[https:// | + | ^RAMPS ^ [[https:// |
- | ^ D4| | + | ^ D4| |
- | ^ D5| | + | ^ D5| |
- | ^ D6| | + | ^ D6| |
- | ^ | + | ^ |
==== Teacup ==== | ==== Teacup ==== |
connect_sevenswitch_to_ramps.1464529612.txt.gz · Last modified: 2018/05/27 16:10 (external edit)