– RP2040 microcontroller with 2MByte Flash
– Dual-core cortex M0+ at up to 133MHz
– 264kByte multi-bank high performance SRAM
– External Quad-SPI Flash with eXecute In Place (XIP)
– High performance full-crossbar bus fabric
– 30 multi-function General Purpose IO (4 can be used for ADC)
– 1.8-3.3V IO Voltage (NOTE. Pico IO voltage is fixed at 3.3V)
– 12-bit 500ksps Analogue to Digital Converter (ADC)
– Various digital peripherals
– 2 × UART, 2 × I2C, 2 × SPI, 16 × PWM channels
– 1 × Timer with 4 alarms, 1 × Real Time Counter
– 2 × Programmable IO (PIO) blocks, 8 state machines total
– Flexible, user-programmable high-speed IO
– Can emulate interfaces such as SD Card and VGA
– Includes W5100S
– Supports Hardwired Internet Protocols: TCP, UDP, WOL over UDP, ICMP, IGMPv1/v2, IPv4, ARP, PPPoE
– Supports 4 Independent Hardware SOCKETs simultaneously
– Internal 16 Kbytes Memory for TX/ RX Buffers
– SPI Interface
– Micro-USB B port for power and data (and for reprogramming the Flash)
– 40 pin 21×51 ‘DIP’ style 1mm thick PCB with 0.1″ through-hole pins also with edge castellations
– 3-pin ARM Serial Wire Debug (SWD) port
– 10 / 100 Ethernet PHY embedded
– Supports Auto Negotiation
– Full / Half Duplex
– 10 / 100 Based
– Built-in RJ45
– Built-in LDO (LM8805SF5-33V)