RP2040-Zero RP2040 for Pi Microcontroller Development Board Module Dual-core M0+ Processor 2MB Flash
 
Product Features:
The RP2040 microcontroller chip is designed by Pi
It is powered by a dual-core ARM M0+ processor and runs at up to 133MHz flexible clock
It comes with 264KB ofSRAM and 2MB of on-chip Flash
Real stamp hole design, can be directly welded into the self-designed base plate
USB1.1 host and device support
Supports low power sleep and hibernation modes
Can be identified by USB as mass storage for support type download program
29 GPI0 pins of RP2040 (20 can be led by row pins, the rest can only be led by welding)
2 SPIs, 2 12Cs, 2 UART, 4 12-bit ADC, 16 controllable PWM channels
Accurate on-chip clock and timer
Temperature sensor
On-chip accelerated floating point library
Eight programmable I/0 (PI0) state machines for custom peripheral support
 
Resources:
1. RP2040-Zero  Overview
2. Raspberry Pi RP2040-Zero User Guide
3. RP 2040-Zero Quick Intro