1. Adopts the RP2040 microcontroller chip designed by Raspberry Pi 2. Equipped with a dual-core ARM Cortex M0+ processor, running at a frequency of up to 133MHz flexible clock 3. Built-in 264KB SRAM and 2MB on-chip Flash 4. True stamp hole design, can be directly soldered and integrated into the user-designed baseboard 5. USB1.1 host and device support 6. Support low-power sleep and hibernation modes 7. Can be identified as a large-capacity storage through USB for drag-and-drop download of programs 8. RP2040s 29 GPIO pins are brought out (20 can be brought out through pin headers, and the rest can only be brought out by soldering) 9. 2 SPI, 2 I2C, 2 UART, 4 12-bit ADC, 16 controllable PWM channels 10. Accurate on-chip clock and timer 11. Temperature sensor 12. On-chip accelerated floating-point library 13. 8 programmable I/O (PIO) state machines for custom peripheral support 14. Product size: 23.5 x 18mm
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