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Learning to connect components
#1
Good day everyone, I was wondering are there possibly any good apps or any software to help to learn the wiring of all the components, like a drone building simulator or something?
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#2
There are so many differing combinations and layouts so that any generic "help" seems more likely to confuse or detract than help.

You have to rely on the component manufacturer to provide decent documentation and diagrams. Many Don't! In an ideal world they'd get no sales and die the horrible business death they deserve, sadly not often enough true. ;-)
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#3
It's not really rocket science to solder up a drone if that's what you are talking about. power wires go to power pads, tx/rx go to uart pads, camera goes to corresponding pads or if you use certain vtx it goes to the vtx, analog vtx go to video in/out pads and to a soft serial or uart pad. You can learn everything you need from looking at any one of the FC wiring diagrams that you can find on any mainstream store website (GetFPV, etc).

If on the other hand you are building something custom using ardupilot or similar, yeah that is rocket science and you should go to university first and get a degree in electronics. Tongue But standard FPV, watch Youtube videos on soldering and buy some practice boards then learn to solder wires to it. beyond that RTFM. Wink
Try Not, Do or Do Not
- Yoda

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#4
Each component should have a 'pin-out diagram' which just labels what each pad on an electrical component is. You take the two components you want to connect and compare their pinout diagrams to determine where to solder wires. Never hurts to ask others if you're doing it right before you put solder to pad.
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#5
(27-Mar-2024, 12:21 PM)Pathfinder075 Wrote: It's not really rocket science to solder up a drone if that's what you are talking about. power wires go to power pads, tx/rx go to uart pads, camera goes to corresponding pads or if you use certain vtx it goes to the vtx, analog vtx go to video in/out pads and to a soft serial or uart pad. You can learn everything you need from looking at any one of the FC wiring diagrams that you can find on any mainstream store website (GetFPV, etc).

If on the other hand you are building something custom using ardupilot or similar, yeah that is rocket science and you should go to university first and get a degree in electronics. Tongue But standard FPV, watch Youtube videos on soldering and buy some practice boards then learn to solder wires to it. beyond that RTFM. Wink
Ok, thank you, I think it would've been cool to include that in the drone simulators to fully build from scratch and learn but yeah I guess I will be getting practice boards and use YouTube
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#6
(27-Mar-2024, 11:47 AM)BadRaven Wrote: There are so many differing combinations and layouts so that any generic "help" seems more likely to confuse or detract than help.

You have to rely on the component manufacturer to provide decent documentation and diagrams. Many Don't! In an ideal world they'd get no sales and die the horrible business death they deserve, sadly not often enough true. ;-)
Yeah that sucks that they sell a product but fail to help you to use it properly??‍♂️
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#7
The video linked to below is quite long (almost an hour), but I suggest you have a watch of it. Even though I knew how to wire up quad components, I did actually watch it when JB first published it back in February 2020 and I thought it was a very good instructional video. Although it was released before the likes of ExpressLRS appeared on the scene, it is still relevant for today's electronics. If you have an ExpressLRS receiver then just wire it up exactly as per a TBS Crossfire receiver which is covered at around 33 minutes into the video.

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#8
ou can also try ChatGPT, it will give you a detailed answer that is probably 80-90% correct. Of course you may not know the wrong parts...

Code:
how to connect a elrs receiver to a betaflight flight controller

ChatGPT
To connect an ELRS (ExpressLRS) receiver to a Betaflight flight controller, you'll need to follow these general steps:

1. Check Compatibility: Ensure that your Betaflight flight controller supports the protocol used by your ELRS receiver. ELRS receivers typically use the CRSF (Crossfire) protocol, so your flight controller needs to support this protocol.

2. Identify Receiver Pins: Identify the pins on your flight controller where you'll connect the ELRS receiver. This usually involves the UART (Universal Asynchronous Receiver-Transmitter) ports. Refer to your flight controller's manual or schematic for the UART pinout.

3. Wire Connection: Use three wires (usually black, red, and white/yellow) to connect the receiver to the flight controller. These wires correspond to ground (GND), power (VCC), and data (TX/RX) respectively.

Connect the black wire (GND) from the ELRS receiver to any ground (GND) pin on the flight controller.
Connect the red wire (VCC) from the ELRS receiver to any 5V power (VCC) pin on the flight controller.
Connect the white/yellow wire (data) from the ELRS receiver to the appropriate UART TX or RX pin on the flight controller. Depending on the UART protocol, you may connect it to either TX or RX.

4. Configure Betaflight: Once physically connected, you'll need to configure Betaflight to recognize and communicate with the ELRS receiver.

Connect your flight controller to your computer via USB.
Open the Betaflight Configurator software.
In the Ports tab, enable the UART port to which you connected the ELRS receiver. Make sure the appropriate Serial Receiver (e.g., Serial RX for FRSKY receivers) is enabled for that UART.
In the Configuration tab, under Receiver, select the appropriate receiver protocol (e.g., CRSF for Crossfire) from the Receiver Mode dropdown menu.
Save and reboot your flight controller.

5. Bind Receiver: Follow the manufacturer's instructions to bind your ELRS receiver with your transmitter. This usually involves powering up the receiver in bind mode and initiating binding from the transmitter.

6. Test Receiver: Once bound, verify that your receiver is communicating with your transmitter by checking the receiver tab in Betaflight. You should see movement in the receiver's channel bars corresponding to your transmitter inputs.

7. Calibrate Controls: Calibrate your transmitter controls within Betaflight to ensure proper mapping between your transmitter and the flight controller.

8. Verify Operation: Finally, verify that all controls respond as expected by moving your transmitter sticks and observing the corresponding movements in the Betaflight Configurator.

Always refer to the specific manuals and guides provided by the manufacturers of your flight controller and ELRS receiver for detailed instructions tailored to your hardware.

But don't ask it to draw you a diagram

[Image: lyErgc5l.png]
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