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Hey! I love this board, but one thing that would really enable a lot of use cases is an additional diode that prevented backflow from VBus to the USB port, and a second diode that allowed current flow…
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Specification values missing for [`FB1`](https://github.com/openinput-fw/russian-woodpecker/blob/0385402cc100d2da4778151a18c0304d4b7dbfae/pcb/russian-woodpecker.kicad_pcb#L1581), [`FB2` ](https://git…
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I was trying to calculate the Hessian of a simple function such as
```julia
using ForwardDiff
function busPQ(Ybus, Vθ)
n = length(Vθ)
V=Vθ[1:Int(n/2)]
θ=Vθ[Int(n/2)+1:n]
Vbus=V.…
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After usage of resol-vbus-python now is working excellent I wonder if it is possible to add the other side: writing data to configuration. This is technically working - take a look at https://danielwi…
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SBC Olimex A20-OLinuXino-LIME2, Debian 10 Buster, Bash 5.0:
```
$ sudo bash ./axp209.sh
Temperature: 43.7°C
ACIN: 4.9946V 406.125mA
VBUS: 0V
4.1932
./axp209.sh: line 226: [: 4.1932: int…
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I found the USBX OTG charpter on microsoft docs, the sample code based NXP LPC 3131, how can we down load the sample project code?
the site link as fllow:
https://learn.microsoft.com/en-us/azure/r…
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Hello. The problem with connecting the device, tried to connect a lot of HID compatible devices but nothing works.
I've solder-jumped the 3.3V and 5V from the UNO to the shield and solder-jumped 5v t…
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## Describe the Bug
While converting the NOAH keyboard(STM32F411) from custom matrix implementation to the standard matrix implementation. I found that the A9 pin can't be asserted to low. …
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"what usb_vbus should be connected to if battery powered but not connected to USB..." -- pjl
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## v5.5 Testing
- [x] Microcontroller powers on
- [x] i2c devices detected (with AP KB PCB connected)
- UFC GPIO expander detected at 0x34
- AP KB GPIO expander detected at 0x20
- [x] Keypad …