• Terminal
    Terminal
    An electrical connector acting as reusable interface to a conductor and creating a point where external circuits can be connected.
  • Ground
    A common return path for electric current. Commonly known as ground.
  • Net Portal
    A net identifier used to create connectivity to other Net Portal with the same designator. #portal
  • Power Net Portal
    Power net portal is a special schematic object used to define a power or ground net. Power ports allow you to conveniently indicate a power net at any location in the design. Power nets of the same designator automatically connect throughout your design #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 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 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
  • 875105359001
    10uF Capacitor Aluminum Polymer 20% 16V SMD 5x5.3mm #forLedBlink #commonpartslibrary #capacitor #aluminumpolymer #radialcan
  • CTL1206FYW1T
    Yellow 595nm LED Indication - Discrete 1.7V 1206 (3216 Metric) #forLedBlink
  • 1070TR
    Battery Holder (Open) Coin, 20.0mm 1 Cell SMD (SMT) Tab bate or batt #forLedBlink
U1 SCLK - U1 DIN
U1 DOUT/~DRDY - U1 ~CS
U1 DVDD - U1 DGND
U1 SCLK - U1 DIN
U1 DVDD - U1 DGND
U1 DOUT/~DRDY - U1 ~CS
U1

[2-layer] JLCPCB Constraints

[2-layer] JLCPCB Constraints
Created
November 4th 2024
Last updated by lonelywafle
a month ago
1 Contributor(s)
lonelywafle

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Availability & Pricing

DistributorQty 1
Arrow$4.00–$8.01
LCSC$2.14
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Verical$4.52–$8.29

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Simulation

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Simulation Speed

desing me a shield for the board NUCLEO-L452RE, it must have the ADC ads1220, th...
@copilot desing me a shield for the board NUCLEO-L452RE, it must have the ADC ads1220, the size of the shield must be the same of the nucleo board, if u need to overwrite this whole proyect
1mo
To design a shield for the NUCLEOL452RENUCLEO-L452RE board incorporating the ADS1220IPWRADS1220IPWR ADC, we need to consider several key points:
Key Considerations:

  1. Size & Form Factor:

    • The shield should match the NUCLEOL452RENUCLEO-L452RE dimensions, ensuring compatibility with the pin headers.
  2. ADC Connection:

    • The shield should include connections from the ADS1220ADS1220 to the NUCLEONUCLEO board for SPI communication.
    • Power connections and reference voltages for the ADC need to be defined.
  3. Power Supply:

    • Ensure that the necessary power is supplied to both the NUCLEONUCLEO board and the ADS1220ADS1220 ADC.
  4. Pin Mapping:

    • Plan the pin mappings from the NUCLEOL452RENUCLEO-L452RE to the ADS1220ADS1220 for effective communication.
  5. Additional Connectors (if needed):

    • Consider adding headers or connectors for additional signals or future expandability.
Initial Steps to Design the Shield in Flux

  1. Define the board outline in Flux to match the NUCLEOL452RENUCLEO-L452RE.
  2. Place the ADS1220IPWRADS1220IPWR ADC on the schematic.
  3. Create connections for the ADC to the NUCLEONUCLEO board:

    • SPI Interface: Connect the following pins:

      • SCLK: to NUCLEONUCLEO SPI Clock pin
      • DIN: to NUCLEONUCLEO SPI MISO pin
      • DOUT/~DRDY: to NUCLEONUCLEO SPI MOSI pin
      • ~CS: to a GPIO on NUCLEONUCLEO for chip select
    • Power Connections: Connect AVDD and DVDD to appropriate voltage sources, and AVSS, DGND to ground.
    • Reference and Analog Inputs: Connect AIN0/REFP1, AIN1, AIN2, AIN3/REFN1, REFN0, and REFP0 as needed for your specific application.
  4. Validate the design rules for compatibility with manufacturing constraints.
Before proceeding, let's discuss any specific requirements or questions you might have. Are there any additional features or specific configurations you'd like to incorporate into the design?
1mo
there are no additionl features
1mo
Great! Since there are no additional features, we'll focus on setting up the connection between the ADS1220IPWR and the NUCLEO-L452RE. Here's a basic setup plan:
Schematic Connection Overview:

  1. Power Supply:

    • Connect U1:AVDD to a 5V or 3.3V power supply, depending on your system's voltage level.
    • Connect U1:DVDD to the same voltage source as AVDD.
    • Connect U1:DGND and U1:AVSS to ground.
  2. SPI Communication:

    • Connect U1:SCLK to the SPI Clock pin on the NUCLEO.
    • Connect U1:DIN to the SPI MISO pin on the NUCLEO.
    • Connect U1:DOUT/~DRDY to the SPI MOSI pin on the NUCLEO.
    • Connect U1:~CS to a general-purpose GPIO on the NUCLEO (to be used as chip select).
  3. Reference and Analog Inputs:
Next Steps:

  • Create the PCB Layout: Adjust the component placement, trace routing, and ensure the board matches the size and mounting holes of the NUCLEO-L452RE.
  • Run Design Rule Checks (DRC): Verify that the design meets all your manufacturing requirements, especially considering you aim to manufacture with JLCPCB.
If everything looks good, you can proceed by implementing these connections in Flux and then follow the PCB layout process. If you have questions or need further changes, feel free to ask!
1mo
can you do it for me?
1mo
I can certainly guide you through the process within Flux. Here's a step-by-step approach to create the schematic and PCB layout for the shield in Flux:
Step 1: Setting Up the Project

  1. Create a New Project: Start a new project in Flux, aligning it with the dimensions and mounting holes of the NUCLEO-L452RE.
  2. Add the ADC Component:

    • Search for the ADS1220IPWR in the Flux component library and add it to your schematic.
  3. Place the Components: Position the ADS1220 and other components on the schematic workspace.
Step 2: Making Connections

  1. Power Connections:

    • Draw wires to connect the AVDDAVDD and DVDDDVDD pins to a voltage source.
    • Connect DGNDDGND and AVSSAVSS to the ground.
  2. SPI Connections:

    • Connect SCLKSCLK to the corresponding SPI Clock pin on the NUCLEO.
    • Connect DINDIN to SPI MISO on the NUCLEO.
    • Connect DOUT/DRDYDOUT/\sim DRDY to SPI MOSI on the NUCLEO.
    • Connect CS\sim CS to a general-purpose GPIO.
  3. Analog Inputs and References:

    • Set up the analog inputs and references based on your specific application needs.
Step 3: PCB Layout

  1. Define the Board Outline: In the PCB layout, set the board dimensions to match the size of the NUCLEO shield.
  2. Position Components: Place the ADS1220IPWR and additional connectors or components on the board.
  3. Route Traces: Carefully route the signal and power traces, adhering to the design rules for trace width and spacing.
  4. Add Mounting Holes: Ensure that the PCB has the proper mounting holes for attaching it securely to the NUCLEO board.
Step 4: Final Checks and Export

  1. Design Rule Check (DRC): Run a DRC to ensure no errors.
  2. Export Gerber Files: Once the design is verified, export the Gerber files for manufacturing.
If you've got this far and something isn't clear or needs tweaking, let me know. Or, if you want to collaborate more interactively, you can share your Flux project link, and we can address specifics together!
1mo
It seems like you've shared your project link with me. To collaborate effectively, here are some steps you can take within your project to integrate the ADS1220IPWRADS1220IPWR ADC as a shield for your NUCLEOL452RENUCLEO-L452RE:
Steps to Implement the ADC Shield:

  1. Open Your Project in Flux: Navigate to the link you provided to access your project.
  2. Add the ADS1220 Component:

    • Use the search feature in Flux to find and add the ADS1220IPWRADS1220IPWR to your schematic.
  3. Make Connections:

    • Power Connections:

      • Connect the AVDD and DVDD pins to a common power rail, compatible with the voltage specification of your NUCLEO board, typically 3.3V.
      • Connect DGND and AVSS to a common ground.
    • SPI Interface:

      • Connect SCLK, DIN, DOUT/~DRDY, and ~CS to appropriate pins on the NUCLEO corresponding to the SPI communication interface.
    • Analog Inputs:

      • Use AIN0/REFP1, AIN1, AIN2, and AIN3/REFN1 for connecting your inputs or reference voltages based on application needs.
  4. PCB Design:

    • Adjust the PCB layout to fit the NUCLEOL452RENUCLEO-L452RE dimensions, ensuring the shield can stack properly.
    • Position the components and route the traces with appropriate width to handle the current and signal integrity.
  5. Validation:

    • Perform a Design Rule Check (DRC) to ensure there are no errors in your design.
    • Double-check the alignment of the shield to the NUCLEO board for proper header connections.
After you've set these adjustments, feel free to share the updated project details or any specific challenges you're facing. I can provide further guidance or recommendations based on what you need help with!
1mo
i need that you do the whole project for me
1mo
I understand you're looking for a complete design for your ADC shield on Flux. However, I'm unable to directly manipulate or alter projects in Flux. Instead, I'll provide a more detailed step-by-step guide. This will make the process as smooth as possible for you to create your shield design.
Detailed Steps to Design the ADC Shield in Flux
1. Start New Project:

  • Create a new project or use your existing one.
  • Set the board dimensions to match the NUCLEO footprint. You might need to manually adjust or ensure the headers align with the NUCLEO pin configuration.
2. Add Components:

  • Search for and add the ADS1220IPWR to your schematic.
  • If not already in your project, ensure your circuit includes the necessary headers to connect with the NUCLEO board.
3. Configure Schematic:

  • Power Supply:

    • Connect U1:AVDDU1:AVDD and U1:DVDDU1:DVDD to the NUCLEO's 3.3V or 5V power supply.
    • Connect U1:DGNDU1:DGND and U1:AVSSU1:AVSS to ground.
  • SPI Interface:

    • Connect U1:SCLKU1:SCLK to the NUCLEO's SPI Clock pin.
    • Connect U1:DINU1:DIN to the NUCLEO's SPI MISO pin.
    • Connect U1:DOUT/DRDYU1:DOUT/\sim DRDY to the NUCLEO's SPI MOSI pin.
    • Connect U1:/simCSU1:/sim CS to a GPIO pin on the NUCLEO for chip select.
  • Analog Inputs:

    • Configure connections for U1:AIN0/REFP1U1:AIN0/REFP1, U1:AIN1U1:AIN1, U1:AIN2U1:AIN2, and U1:AIN3/REFN1U1:AIN3/REFN1 as needed. These can be used for sensors or unused if not applicable.
4. Design PCB Layout:

  • Define the board outline to match the NUCLEO footprint.
  • Arrange the components ensuring the alignment of connectors for smooth interfacing with the NUCLEO.
  • Route the traces, keeping power traces wide enough for reliability, and ensuring proper spacing for signals, particularly around the ADC.
5. Validation and Export:

  • Run the Design Rule Checks (DRC) to ensure there are no violations.
  • Once satisfied with the schematic and layout, export the Gerber files for manufacture.
Final Tips

  • Ensure the schematic includes bypass capacitors for the ADC to stabilize power.
  • Double-check the alignment and pin assignments between the shield and the NUCLEO board.
  • You can refer to NUCLEO's pin configuration documentation for accurate pin mapping.
Let me know if there are specific areas where you get stuck or need further assistance! Feel free to share your progress or any questions.
1mo
how can i modify the footprint of a component, and resize and reshape the pads
@copilot how can i modify the footprint of a component, and resize and reshape the pads
1mo
In Flux, modifying the footprint of a component involves a few steps. Here's a general guide on how you can modify component footprints, resize, and reshape pads:

  1. Open the Component Editor:

    • Navigate to the component you wish to modify in your schematic. You can do this by double-clicking on the component in the schematic view.
  2. Edit Footprint:

    • Once in the component editor, go to the footprint tab. This is where you can make changes to the component's physical representation.
  3. Resize and Reshape Pads:

    • Select the pad you want to modify. You'll see options to adjust its size and shape.
    • You can usually change pad dimensions like width, height, and shape (e.g., rounded, rectangular) through input fields or drag points.
  4. Adjust Pad Placement:

    • If necessary, you can also move the pads to different positions to suit your layout needs. Just click and drag the pad to its new location.
  5. Preview and Save:

    • Once you've made the necessary adjustments, preview the changes to ensure everything looks correct.
    • Save your changes to apply them to the component in your schematic.
  6. Update in the Schematic:

    • After saving the footprint changes, make sure to update the component in your schematic to reflect the modifications.
Let me know if you have specific requirements or need detailed guidance on any particular step!
1mo
where do i enter to the component editor
1mo
To access the Component Editor in Flux, you can follow these general steps:

  1. Open Your Project:

    • First, make sure you have your project open in Flux.
  2. Select the Component:

    • In your schematic or PCB layout view, find the component whose footprint you want to modify. This could be U1 for the ADS1220IPWR in your specific project.
  3. Open the Properties Panel:

    • Click on the component to highlight it. This should open up the properties panel on the right-hand side of the screen.
  4. Access the Footprint/Component Editor:

    • In the properties panel, there should be an option or button to "Edit" or "Open in Editor". Clicking this will take you to the Component Editor where you can modify the footprint.
  5. Modify the Footprint:

    • Once in the Component Editor, you'll have access to the footprint tab. Here, you can resize pads, change their shape, and adjust their positions.
If you don’t see these options, make sure you’re logged into your Flux account, as some features might not be available if you’re not logged in. Let me know if you encounter any issues or have more questions!
1mo
Hi! I'm Copilot, I can help with your projects: To learn more, check out Gettin...
Hi! I'm Copilot, I can help with your projects:
@copilot can you partner up with me to design a PCB?
@copilot give me a few architecture options for an affordable AI pendant.
@copilot how can I build a schematic with Flux?
To learn more, check out Getting Started with Copilot.
1mo
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Checks that the power traveling across a given resistor is under its rating with 50% headroom.
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Checks that capacitors have appropriate voltage ratings to prevent overheating and ensure reliable circuit operation.
Checks that all parts have a part number and are available from distributors.
Des
Net
Des
Net
AIN2
Net 7
DVDD
Net 5
AIN2
Net 7
DIN
Net 6
AIN2
Net 7
CLK
AIN2
Net 7
DOUT/~DRDY
Net 6
AIN2
Net 7
DGND
Net 5
AIN2
Net 7
AVDD
Net 5
AIN2
Net 7
REFN0
AIN2
Net 7
AVSS
Net 5
AIN2
Net 7
REFP0
AIN2
Net 7
SCLK
Net 6
AIN2
Net 7
~DRDY
DGND
Net 5
AIN0/REFP1
Net 7
DGND
Net 5
AIN1
Net 7
DGND
Net 5
AIN3/REFN1
Net 7
DGND
Net 5
DIN
Net 6
DGND
Net 5
CLK
DGND
Net 5
DOUT/~DRDY
Net 6
DGND
Net 5
REFN0
DGND
Net 5
REFP0
DGND
Net 5
SCLK
Net 6
DGND
Net 5
~DRDY
AVDD
Net 5
AIN0/REFP1
Net 7
AVDD
Net 5
AIN1
Net 7
AVDD
Net 5
AIN3/REFN1
Net 7
AVDD
Net 5
DIN
Net 6
AVDD
Net 5
CLK
AVDD
Net 5
DOUT/~DRDY
Net 6
AVDD
Net 5
REFN0
AVDD
Net 5
REFP0
AVDD
Net 5
SCLK
Net 6
AVDD
Net 5
~DRDY
REFN0
DVDD
Net 5
REFN0
AIN0/REFP1
Net 7
REFN0
AIN1
Net 7
REFN0
AIN3/REFN1
Net 7
REFN0
DIN
Net 6
REFN0
DOUT/~DRDY
Net 6
REFN0
AVSS
Net 5
REFN0
SCLK
Net 6
REFP0
DVDD
Net 5
REFP0
AIN0/REFP1
Net 7
REFP0
AIN1
Net 7
REFP0
AIN3/REFN1
Net 7
REFP0
DIN
Net 6
REFP0
DOUT/~DRDY
Net 6
REFP0
AVSS
Net 5
REFP0
SCLK
Net 6
SCLK
Net 6
DVDD
Net 5
SCLK
Net 6
AIN0/REFP1
Net 7
SCLK
Net 6
AIN1
Net 7
SCLK
Net 6
AIN3/REFN1
Net 7
SCLK
Net 6
CLK
SCLK
Net 6
AVSS
Net 5
SCLK
Net 6
~DRDY
~DRDY
DVDD
Net 5
~DRDY
AIN0/REFP1
Net 7
~DRDY
AIN1
Net 7
~DRDY
AIN3/REFN1
Net 7
~DRDY
DIN
Net 6
~DRDY
DOUT/~DRDY
Net 6
~DRDY
AVSS
Net 5
AVSS
Net 5
AIN0/REFP1
Net 7
AVSS
Net 5
AIN1
Net 7
AVSS
Net 5
AIN3/REFN1
Net 7
AVSS
Net 5
DIN
Net 6
AVSS
Net 5
CLK
AVSS
Net 5
DOUT/~DRDY
Net 6
CLK
DVDD
Net 5
CLK
AIN0/REFP1
Net 7
CLK
AIN1
Net 7
CLK
AIN3/REFN1
Net 7
CLK
DIN
Net 6
CLK
DOUT/~DRDY
Net 6
DIN
Net 6
DVDD
Net 5
DIN
Net 6
AIN0/REFP1
Net 7
DIN
Net 6
AIN1
Net 7
DIN
Net 6
AIN3/REFN1
Net 7
AIN3/REFN1
Net 7
DVDD
Net 5
AIN3/REFN1
Net 7
DOUT/~DRDY
Net 6
AIN1
Net 7
DVDD
Net 5
AIN1
Net 7
DOUT/~DRDY
Net 6
AIN0/REFP1
Net 7
DVDD
Net 5
AIN0/REFP1
Net 7
DOUT/~DRDY
Net 6
DVDD
Net 5
DOUT/~DRDY
Net 6
Reports parts that have no footprint.
Reports nodes that are assigned to a layer that doesn't exist in the layout stackup.
Designator
Ruleset
~CS
Override rule for ~CS
-
Trace width minimum
-
Minimum Keep Out
-
Solder Mask Expansion
Designators
Net
AIN2, ~CS
Net 7
Reports nodes that are using rules that are not supported anymore.
Reports layers that have multiple copper fills of different nets. Make sure the Connected Layers rule value of nets with fills is valid.
Detect any via, trace or copper fill island that is not connected to any net.