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Welcome to Flux
Treat Flux like your intern. Tell it what you'd like to build and it'll get to work. You can also ask it questions, brainstorm ideas, and teach it your preferences. Learn More
Explain project
Write a project description
Find schematic issues
Create a test plan
Simulate a circuit
Prepare for Manufacturing
Component Selection Workflow
New Subsystem Wizard
Write I2C initialization code
Generate firmware skeleton
gaeeel
copilot
- Microcontroller: RP2040, a dual-core Arm Cortex-M0+ processor with a flexible clock running up to 133 MHz.
- GPIO Pins: 26 multi-function GPIO pins, including 3 analog inputs.
- Memory: 264KB of SRAM and 2MB of flash memory.
- Interfaces:
- I2C
- SPI
- UART
- PWM
- USB 1.1 Host/Device functionality
- Power Supply: Operates at 3.3V logic level; can be powered via a micro-USB connector or other pins like VSYS and VBUS.
Important Pins:-
Power Pins:
- VSYS (Pin 39): Main system input voltage $1.8V - 5.5V$
- VBUS (Pin 40): Voltage from the USB port $5V$
- 3V3 (Pin 36): $3.3V$ output from on-board regulator
- 3V3_EN (Pin 37): Enable pin for $3.3V$ regulator
- GND (Multiple Pins): Ground
-
GPIO Pins:
- Pins 1, 2, 4, etc., provide multi-function GPIO capable of being configured for I2C, SPI, UART, PWM, and digital I/O.
- Pins 31, 32, 34: Analog inputs (ADC)
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Special Function Pins:
- RUN (Pin 30): Reset pin
- SWCLK (Pin 41) & SWDIO (Pin 43): SWD interface for debugging.
Potential Applications:- Prototyping IoT Devices: Due to its flexibility and GPIO availability.
- Embedded Projects: Robotics, automation, and control systems.
- Educational Purposes: Learning platform for programming and electronics.
Example Usage: