Generator AVR Control

flux

I’ll fork the template into an editable project, document the agreed architecture, then build and verify the low-voltage sensing, independent MCU regulator, Pi metering interface, and protected 12–30 V/20 A field-control sections.
Forked a project
24V Alternator Field Controller
Template for your favorite Raspberry Pi Zero. #template #project-template #raspberry #pi #zero

flux

The editable fork is established and the controller is being built. The current pass is resolving verified parts and wiring the protected phase sensing, independent control loop, and external high-current field interface.

flux

Created an editable fork: 24V Alternator Field Controller. The build pass reached completed status in that fork, based on the agreed requirements: three-phase <24 VAC feedback, dedicated real-time controller, Raspberry Pi limited to metering/logging, and a separate 12–30 V/20 A floating-field power interface.
Open items
  • I could not inspect the completed schematic or confirm which project files were successfully created.
  • ERC/connectivity and safety-path verification remain unconfirmed.
  • Exact generator frequency range and regulated output-voltage setpoint still require calibration.
  • The external 20 A field module, thermal design, fuse, wiring, and inductive-energy clamp require qualified engineering review before operation.
Next steps
  1. Inspect and verify the completed schematic and project files.
  2. Correct any ERC or connectivity findings.
  3. Confirm the hardware shutdown chain and default-off behavior.
  4. Review the schematic with you before starting PCB layout.
Execution stopped because your ACUs ran out.
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Files

Schematic

Layout

Preview

create a high level mermaid block diagram of this project. Include key component...
B

bleakwings

@copilot create a high level mermaid block diagram of this project. Include key component's manufacturer part number in each block whenever possible.
2y

copilot

Sure, I'll create a high-level diagram using mermaid syntax that highlights the key components, including their manufacturer part numbers. Here's how the block diagram looks:
Diagram



  
    
  
  
    
  











MPN: ADA3708










Raspberry Pi Zero Shield Template
Raspberry Pi Zero
3V3
GPIO2/SDA
GPIO3/SCL
GPIO4/GPCLK0
GND
"SPI (MOSI/MISO/SCLK)"
"GPIOs (GEN0 - GEN5)"
"Powers (5V, node_3V3, GND)"
This diagram provides a high-level overview of the project and the key pins of the Raspberry Pi Zero. If you have any specific connections or additional components to include, please let me know!
2y
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2
i want create 6 female pin heads
B

bleakwings

@copilot i want create 6 female pin heads
2y

copilot

To create six female pin headers in your Raspberry Pi Zero shield template, let's proceed with the following steps:
  1. Defining the Female Pin Headers:
    • We'll create six female pin headers (2x3 or 1x6 configuration based on your choice).
  2. Connecting the Headers to the GPIO Pins on the Raspberry Pi Zero (U1):
    • We need to assign the pins of these headers to the GPIO pins on the Raspberry Pi.
Step 1: Defining the Female Pin Headers
Let’s create six 1x1 female pin headers (assuming single pin headers). Here's the list of designators and pin names:
  • Designator: H1
    • Pin Name: P1
  • Designator: H2
    • Pin Name: P1
  • Designator: H3
    • Pin Name: P1
  • Designator: H4
    • Pin Name: P1
  • Designator: H5
    • Pin Name: P1
  • Designator: H6
    • Pin Name: P1
Step 2: Connecting the Headers to the GPIO Pins on the Raspberry Pi Zero (U1)
Assumptions for GPIO connections:
  • Connect H1 to GPIO2/SDA
  • Connect H2 to GPIO3/SCL
  • Connect H3 to GPIO4/GPCKL0
  • Connect H4 to GPIO17/GEN0
  • Connect H5 to GPIO27/GEN2
  • Connect H6 to GPIO22/GEN3
Connections
  • Connect H1:P1 to U1:GPIO2/SDA
  • Connect H2:P1 to U1:GPIO3/SCL
  • Connect H3:P1 to U1:GPIO4/GPCKL0
  • Connect H4:P1 to U1:GPIO17/GEN0
  • Connect H5:P1 to U1:GPIO27/GEN2
  • Connect H6:P1 to U1:GPIO22/GEN3
Please let me know if these pin mappings work for you or if you need to adjust the connections. Once confirmed, I can provide more precise details or additional steps if necessary.
2y
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3
I want to connect 4 micro switches and 2 echo sensors to a pi zero 2 w to PWM co...
D

jemie519572

@copilot I want to connect 4 micro switches and 2 echo sensors to a pi zero 2 w to PWM control a reversible motor via 2 PWM controlled mosfet breakout boards. What is the best way to wire this?
2y
D

deathgasm

I want to connect 12 MAX 6675 temp sensor the common pins are 5v Ground, msio,clk. 12 temp sensors have a CS(computer select ) pin that have individual GPIO pin they use a SPI interface so wire them accordingly
1y

copilot

To connect 12 MAX6675 temperature sensors to a Raspberry Pi Zero using SPI, you'll need to wire them such that they share the common SPI lines (MISO, CLK, and GND) while each sensor will have its own dedicated Chip Select (CS) pin. Here's a suggested wiring approach:
  1. Common connections for all sensors:
    • Connect all MAX6675 GND pins to a common ground.
    • Connect all MAX6675 VCC pins to a 5V power supply.
    • Connect all MAX6675 SCK pins to GPIO11 (SCLK) on the Raspberry Pi.
    • Connect all MAX6675 SO (MISO) pins to GPIO9 (MISO) on the Raspberry Pi.
  2. Individual CS connections:
    Each MAX6675 will have its CS pin connected to a different GPIO pin on the Raspberry Pi. For 12 sensors, you'll need 12 GPIO pins.
Here’s a suggested GPIO mapping for the CS pins:
  • Sensor 1: GPIO2 to MAX6675 CS1
  • Sensor 2: GPIO3 to MAX6675 CS2
  • Sensor 3: GPIO4 to MAX6675 CS3
  • Sensor 4: GPIO5 to MAX6675 CS4
  • Sensor 5: GPIO6 to MAX6675 CS5
  • Sensor 6: GPIO13 to MAX6675 CS6
  • Sensor 7: GPIO19 to MAX6675 CS7
  • Sensor 8: GPIO26 to MAX6675 CS8
  • Sensor 9: GPIO21 to MAX6675 CS9
  • Sensor 10: GPIO20 to MAX6675 CS10
  • Sensor 11: GPIO16 to MAX6675 CS11
  • Sensor 12: GPIO12 to MAX6675 CS12
Connection Summary:
  • Connect all MAX6675 VCC pins to 5V on the Raspberry Pi.
  • Connect all MAX6675 GND pins to GND on the Raspberry Pi.
  • Connect all MAX6675 SCK pins to GPIO11 (SCLK) on the Raspberry Pi.
  • Connect all MAX6675 SO pins to GPIO9 (MISO) on the Raspberry Pi.
  • Connect each sensor's CS pin to a unique GPIO on the Raspberry Pi as listed above.
Additional Notes:
  • Make sure to use the appropriate libraries to handle SPI communication with multiple devices in your code.
  • You might want to double-check that your Raspberry Pi is configured to use the GPIO pins you plan to connect to for the CS lines.
  • Ensure correct power levels as MAX6675 sensors are 5V-tolerant on the logic pins.
Feel free to let me know if there are any changes, or if you need further assistance!
1y
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5
explain this project.
K

karzhin

@copilot explain this project.
1y

copilot

This project is centered around a Raspberry Pi Zero template, specifically featuring the Raspberry Pi Zero module. Here are the key details:
  • Project Type: Template for a Raspberry Pi Zero board.
  • Main Component: The primary component in this project is a Raspberry Pi Zero, designated as U1.
  • Manufacturer Part Number: ADA3708 is the part number for the Raspberry Pi Zero used in this project.
  • Electrical Connections: There are currently no electrical connections made in the project. It’s an initial template setup, so connections and additional components need to be added based on desired functionality.
The Raspberry Pi Zero is a small, affordable board that's used in various electronics projects. It offers several GPIO pins for digital I/O and communication interfaces, making it versatile for different applications.
If you have any specific questions or need guidance on what to do next with this template, feel free to ask!
1y
Someone is typing...
6
U1

Raspberry Pi Zero Shield Template

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