RP2040-Plus - board with RP2040 microcontroller and additional flash memory - Waveshare 20290

A board from Waveshare with the Raspberry RP2040 microcontroller, which also features the Raspberry Pi Pico. The RP2040-Plus has two ARM Cortex-M0+ cores clocked at up to 133 MHz, 264 kB of on-board SRAM and an additional 4 MB of Flash memory. The platform supports the popular programming languages MicroPython, CircuitPython and C/C++. Programs can be loaded to the memory using USB type C interface.

RP2040-Plus - board with RP2040 microcontroller and additional Flash memory - Waveshare 20290.

• Equipped with our own RP2040 microcontroller chip designed in the UK
• Additional 4 MB Flash memory
• Dual core Arm Cortex M0+ processor
• Lithium battery charge/discharge slot - suitable for mobile devices
• Built-in TPS63000 DC-DC, high efficiency buck-boost DC-DC, 1.8 A current switch
• USB 1.1 with device and host support
• Drag-and-drop programming using USB mass storage
• 26 multi-functional GPIO pins compatible with Raspberry Pi Pico pinouts
• 2x SPI, 2x I2C, 2x UART, 3x 12-bit ADC, 16x PWM interfaces
• Built-in temperature sensor
• 8x programmable I/O (PIO) to support custom peripherals

1. LED (user accessible)
2. ETA6096 high performance lithium battery charge manager
3. TPS63000 high performance DC-DC buck-boost circuit
4. USB type C connector
5. BOOT button
6. W25Q32JVSSIQ - 4MB NOR-Flash memory
7. Reset button
8. Dual core RP2040 processor, up to 133 MHz operating frequency
9. Battery connector MX1.25, for 3.7V lithium battery, allows simultaneous battery charging and board powering
10. Pinouts compatible with Raspberry Pi Pico
11. USB test pinouts that connect to the USB interface
12. BOOT test pin connecting to the BOOT button
13. Debugging pinouts

Layout of components on the board.

Leads description.

• Red - power pins
• Black - ground pins
• Violet - pins of UART communication interface
• Light green - GPIO, PIO and PWM pins
• Grey - USB
• Dark green - ADC pins
• Pink - SPI interface pins
• Orange - debugging pins
• Pink - System Control pins
• Blue - I2C interface pins

• Chip: Raspberry Pi RP2040
• Core: ARM Cortex-M0+ Dual-Core 133 MHz
• SRAM: 264 kB
• Embedded Flash memory: 4 MB
• Pinouts: 26 multi-function GPIO pins
• Interfaces: 2x SPI, 2x I2C, 2x UART, 3x 12-bit ADC, 16x PWM
• Development environment: Raspberry Pi C/C++ SDK or MicroPython
• Power connector: USB type C
• Board dimensions: 51 x 21 mm

The undoubted advantage of the board is the increased Flash memory.

• Manufacturer's website: Waveshare 20290
• Product Wiki page
• RP2040 documentation
• RP2040 design files