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2,89 v 0,3a ac sinyalim var bunu 5v dc ye getirmem gerek nasıl yapabilirm
280 days

is thinking...

280d 18:20:24

280 days

Ready.


give me the rough idea on how to accomplish this project

@copilot give me the rough idea on how to accomplish this project
1y
Sure! To help you accomplish the project of modifying a pre-existing ON-AIR board, I'll divide it into distinct tasks based on the project's key features:
  1. Intensity Adjustment with Slider:
    • Objective: Implement brightness control for the ON-AIR LED using a slider.
    • Approach: A potentiometer (as a slider) can be connected to an ADC pin of a microcontroller or directly in a feedback loop to control a dimming circuit.
    • Components: Potentiometer, ADC-enabled microcontroller, LED driver circuit.
  2. Push Button for On/Off:
    • Objective: Add a button to toggle the LED's state.
    • Approach: Connect a push button to a GPIO pin configured with an interrupt to toggle the LED on and off.
    • Components: Push button, debouncing capacitor/resistors, microcontroller.
  3. USB-C Power:
    • Objective: Power the board via USB-C.
    • Approach: Use a USB-C connector and ensure necessary power management components for proper voltage and current management.
    • Components: USB-C connector, voltage regulator/buck converter.
  4. Single Buck Converter:
    • Objective: Use a buck converter to efficiently power the LED and control circuitry.
    • Approach: Integrate a buck converter circuit to step down the USB-C input voltage to the required levels.
    • Components: Buck converter IC, inductors, capacitors, resistors.
  5. Feedback Loop Control Using a Slider:
    • Objective: Implement a feedback loop to adjust LED brightness using the slider.
    • Approach: The slider's position is read via an ADC, and the value is used to adjust the output of the LED driver circuit.
    • Components: Potentiometer, ADC-enabled microcontroller, feedback control circuitry.
Steps and Suggested Connections:
  1. Intensity Adjustment with Slider:
    • Connect Potentiometer (Slider):Wiper to ADC pin of the microcontroller.
    • Connect Potentiometer:One end to VCC and the other end to GND.
    • Implement ADC reading in firmware to adjust PWM for LED brightness.
  2. Push Button for On/Off:
    • Connect Button:One end to VCC (through a pull-up resistor) and the other end to a GPIO pin of the microcontroller.
    • Connect Button:Other end to GND.
    • Configure the GPIO pin as an input and set up an interrupt service routine (ISR) for toggling the LED state in firmware.
  3. USB-C Power:
    • Connect USB-C connector:VBUS to the input of the buck converter.
    • Connect USB-C connector:GND to the system ground.
    • Implement necessary components to meet USB-C specifications and protection.
  4. Single Buck Converter:
    • Connect Buck Converter IC:VIN to USB-C:VBUS.
    • Connect Buck Converter IC:VOUT to the LED driver and microcontroller power input (VCC).
    • Design the buck converter circuit including choosing appropriate inductors, capacitors, and resistors per the datasheet.
  5. Feedback Loop Control Using a Slider:
    • Connect Potentiometer (Slider):Wiper to ADC pin of the microcontroller.
    • Use the ADC reading to implement a feedback control algorithm in firmware to adjust the output of the LED driver.
Example Connections:
  • Slider to Microcontroller: Connect Pot1:Wiper to MCU:ADC1, Pot1:One end to VCC, and Pot1:Other end to GND.
  • Button to Microcontroller: Connect Btn1:One end to VCC (through a pull-up resistor), Btn1:Other end to MCU:GPIO11, and Btn1:Other end to GND.
  • USB-C to Buck Converter: Connect USB-C:VBUS to Buck Converter:VIN and USB-C:GND to Buck Converter:GND.
  • Buck Converter to System: Connect Buck Converter:VOUT to LED Driver:VCC and MCU:VCC, and Buck Converter:GND to System GND.
Would you like detailed schematics of any specific part of the project?
1y
2
3V3
L3
Inductance
Inductance
P3
Vin
R1
Resistance
10k Ω
C3
Capacitance
10u F
3V3
J2
En
C2
Capacitance
1n F
C4
Capacitance
10u F
En
P4
Part Type
Terminal
IC1


  • Ground
    A common return path for electric current. Commonly known as ground.
  • Net Portal
    Wirelessly connects nets on schematic. Used to organize schematics and separate functional blocks. To wirelessly connect net portals, give them same designator. #portal
  • Power Net Portal
    Wirelessly connects power nets on schematic. Identical to the net portal, but with a power symbol. Used to organize schematics and separate functional blocks. To wirelessly connect power net portals, give them the same designator. #portal #power
  • Generic Resistor
    A generic fixed resistor for rapid developing circuit topology. Save precious design time by seamlessly add more information to this part (value, footprint, etc.) as it becomes available. Standard resistor values: 1.0Ω 10Ω 100Ω 1.0kΩ 10kΩ 100kΩ 1.0MΩ 1.1Ω 11Ω 110Ω 1.1kΩ 11kΩ 110kΩ 1.1MΩ 1.2Ω 12Ω 120Ω 1.2kΩ 12kΩ 120kΩ 1.2MΩ 1.3Ω 13Ω 130Ω 1.3kΩ 13kΩ 130kΩ 1.3MΩ 1.5Ω 15Ω 150Ω 1.5kΩ 15kΩ 150kΩ 1.5MΩ 1.6Ω 16Ω 160Ω 1.6kΩ 16kΩ 160kΩ 1.6MΩ 1.8Ω 18Ω 180Ω 1.8KΩ 18kΩ 180kΩ 1.8MΩ 2.0Ω 20Ω 200Ω 2.0kΩ 20kΩ 200kΩ 2.0MΩ 2.2Ω 22Ω 220Ω 2.2kΩ 22kΩ 220kΩ 2.2MΩ 2.4Ω 24Ω 240Ω 2.4kΩ 24kΩ 240kΩ 2.4MΩ 2.7Ω 27Ω 270Ω 2.7kΩ 27kΩ 270kΩ 2.7MΩ 3.0Ω 30Ω 300Ω 3.0KΩ 30KΩ 300KΩ 3.0MΩ 3.3Ω 33Ω 330Ω 3.3kΩ 33kΩ 330kΩ 3.3MΩ 3.6Ω 36Ω 360Ω 3.6kΩ 36kΩ 360kΩ 3.6MΩ 3.9Ω 39Ω 390Ω 3.9kΩ 39kΩ 390kΩ 3.9MΩ 4.3Ω 43Ω 430Ω 4.3kΩ 43KΩ 430KΩ 4.3MΩ 4.7Ω 47Ω 470Ω 4.7kΩ 47kΩ 470kΩ 4.7MΩ 5.1Ω 51Ω 510Ω 5.1kΩ 51kΩ 510kΩ 5.1MΩ 5.6Ω 56Ω 560Ω 5.6kΩ 56kΩ 560kΩ 5.6MΩ 6.2Ω 62Ω 620Ω 6.2kΩ 62KΩ 620KΩ 6.2MΩ 6.8Ω 68Ω 680Ω 6.8kΩ 68kΩ 680kΩ 6.8MΩ 7.5Ω 75Ω 750Ω 7.5kΩ 75kΩ 750kΩ 7.5MΩ 8.2Ω 82Ω 820Ω 8.2kΩ 82kΩ 820kΩ 8.2MΩ 9.1Ω 91Ω 910Ω 9.1kΩ 91kΩ 910kΩ 9.1MΩ #generics #CommonPartsLibrary
  • Generic Capacitor
    A generic fixed capacitor ideal for rapid circuit topology development. You can choose between polarized and non-polarized types, its symbol and the footprint will automatically adapt based on your selection. Supported options include standard SMD sizes for ceramic capacitors (e.g., 0402, 0603, 0805), SMD sizes for aluminum electrolytic capacitors, and through-hole footprints for polarized capacitors. Save precious design time by seamlessly add more information to this part (value, footprint, etc.) as it becomes available. Standard capacitor values: 1.0pF 10pF 100pF 1000pF 0.01uF 0.1uF 1.0uF 10uF 100uF 1000uF 10,000uF 1.1pF 11pF 110pF 1100pF 1.2pF 12pF 120pF 1200pF 1.3pF 13pF 130pF 1300pF 1.5pF 15pF 150pF 1500pF 0.015uF 0.15uF 1.5uF 15uF 150uF 1500uF 1.6pF 16pF 160pF 1600pF 1.8pF 18pF 180pF 1800pF 2.0pF 20pF 200pF 2000pF 2.2pF 22pF 20pF 2200pF 0.022uF 0.22uF 2.2uF 22uF 220uF 2200uF 2.4pF 24pF 240pF 2400pF 2.7pF 27pF 270pF 2700pF 3.0pF 30pF 300pF 3000pF 3.3pF 33pF 330pF 3300pF 0.033uF 0.33uF 3.3uF 33uF 330uF 3300uF 3.6pF 36pF 360pF 3600pF 3.9pF 39pF 390pF 3900pF 4.3pF 43pF 430pF 4300pF 4.7pF 47pF 470pF 4700pF 0.047uF 0.47uF 4.7uF 47uF 470uF 4700uF 5.1pF 51pF 510pF 5100pF 5.6pF 56pF 560pF 5600pF 6.2pF 62pF 620pF 6200pF 6.8pF 68pF 680pF 6800pF 0.068uF 0.68uF 6.8uF 68uF 680uF 6800uF 7.5pF 75pF 750pF 7500pF 8.2pF 82pF 820pF 8200pF 9.1pF 91pF 910pF 9100pF #generics #CommonPartsLibrary
  • Generic Inductor
    A generic fixed inductor for rapid developing circuit topology. *You can now change the footprint and 3D model at the top level anytime you want. This is the power of #generics
  • Terminal
    Terminal
    An electrical connector acting as reusable interface to a conductor and creating a point where external circuits can be connected.
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    47 kOhms ±5% 0.125W, 1/8W Chip Resistor 0805 (2012 Metric) Automotive AEC-Q200 Thick Film #forLedBlink
  • 875105359001
    10uF Capacitor Aluminum Polymer 20% 16V SMD 5x5.3mm #forLedBlink #commonpartslibrary #capacitor #aluminumpolymer #radialcan
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Buck Boost Converter

Buck Boost Converter
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Created
Last updated by abbas125
1 Contributor(s)
abbas125

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