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## Environment
- Klayout Version: 0.29.7
- OS/Platform: linux
- XSchem 3.4.5
- NGSpice 43
## Expected Behavior
both TBs (inv_ttl_tran and inv_ttl_tran2) are expected to work since the only …
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there are a number of overly expensive components, which can be respeced for cheaper versions (e.g. the analogue switch on Cam 1)
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# Issues
The current A01 revision has the following issues:
1. I2C is not available on any output port.
2. SPI is only available on bomb ports B and C.
3. DAC is only on port A, though this is…
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Hi Andre, here are a couple of questions regarding IR emitter and receiver.
First of all, my understanding is that what we really need is just a simple IR LED and simple IR receiver that is connect…
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The main board has a 14v output. Using 2 or three diodes it can easily be taken down to 12v for a 200w heated bed like
https://www.ebay.com/itm/3D-Printer-Round-Silicone-Heated-Bed-12v-24v-heat-pl…
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i have an skr 2 with tft 35v3 installed on my chiron with 2209s and marlin 2x, everything works except when you print with the heated bed ,the layer lines in the print are all unaligned, with the b…
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It's a GPS tracker with internal gps antenna, accelerometer, attiny, battery charger. (it's an open project if it matters to you :)
[TrackerFull.pdf](https://github.com/Ai-Thinker-Open/GPRS_C_SDK…
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# Designing protections
We should include protection schematics ready to be included in new projects to ensure maximum reliability.
I suggest that every board we design contain this small schemati…
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Akku:
Ist es wirklich ein (gehört) 3S Akku (=11.1V) ? -> NEIN das kann nicht sein.
Wieviel mA/h Stunden hat der Akku. ?
Welche Maße hat der Akku. ?
ERF R003 v2.0 CISECO
http://www.ebay.…
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**Describe the problem you have/What new integration you would like**
I have a battery powered ESP32 and a Hydreon RG-9 rainsensor.
What I am trying to do is this:
- ESP wakes from a per…