esp8266-d1-mini-8x-relay-shield-c3
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esp8266-d1-mini-8x-relay-shield-c3 [2023/12/10 09:07] – external edit (Unknown date) 127.0.0.1 | esp8266-d1-mini-8x-relay-shield-c3 [2023/12/10 12:01] (current) – [What is changed (or added):] mralvin | ||
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Inspiration by [[https:// | Inspiration by [[https:// | ||
- | What is this board good for? Automotive use, as //this board turns power on/off on the plus wire//. | + | |
+ | | ||
====What is still the same as the Original board:==== | ====What is still the same as the Original board:==== | ||
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* added extra pin rows so the dual rows of the "Wemos S2 mini" (ESP32 27-pin) controller connects to the board | * added extra pin rows so the dual rows of the "Wemos S2 mini" (ESP32 27-pin) controller connects to the board | ||
* 8 of the extra S2 pins are available as an 8-pin IO connector | * 8 of the extra S2 pins are available as an 8-pin IO connector | ||
- | * added an option to use a switch-mode 12V -> 5V DC-DC converter (model MP1584) | + | * added an option to use a switch-mode |
* added a 5V pin-connector at the bottom edge of the board | * added a 5V pin-connector at the bottom edge of the board | ||
* added a GND screw-terminal/ | * added a GND screw-terminal/ | ||
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* added a 100nF capacitor to the A0 analog input (might help stabilize the analog reading a little bit) | * added a 100nF capacitor to the A0 analog input (might help stabilize the analog reading a little bit) | ||
- | ====Files: | + | ====Schematics: |
+ | {{: | ||
+ | |||
+ | Schematics PDF file: {{: | ||
+ | |||
+ | ====PCB | ||
Use the PCB design-file-viewer if you would like to see/test the entire copper path as it switches sides and/or connects to several solder points. | Use the PCB design-file-viewer if you would like to see/test the entire copper path as it switches sides and/or connects to several solder points. | ||
* Link to Free download of the [[https:// | * Link to Free download of the [[https:// | ||
- | * {{: | + | * {{: |
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esp8266-d1-mini-8x-relay-shield-c3.txt · Last modified: 2023/12/10 12:01 by mralvin