====== lamaPLC: Raspberryes ======

The RP2040 is a small, specially engineered silicon chip developed by Raspberry Pi to serve as the central controller for electronic devices.

The Raspberry Pi Pico is a compact green circuit board centered on the RP2040 chip, featuring a USB port, storage memory, and pin connections. This design allows for easy connection to a computer, enabling programming to control electronics such as sensors, lights, and motors.

^Feature^RP2040 (The Chip)^Pi Pico (Standard)^Pi Pico H^Pi Pico W^Pi Pico WH^[[#rp2040-zero|RP2040-Zero]]^RP2040-ETH|
^Manufacturer|Raspberry Pi|Raspberry Pi|Raspberry Pi|Raspberry Pi|Raspberry Pi|Waveshare|Waveshare|
^Dimensions|7 × 7 mm|51 × 21 mm|51 × 21 mm|51 × 21 mm|51 × 21 mm|23.5 × 18 mm|51 × 21 mm|
^Flash Storage|0 MB|2 MB|2 MB|2 MB|2 MB|2 MB|4 MB|
^USB Connector|None|Micro-USB|Micro-USB|Micro-USB|Micro-USB|USB Type-C|USB Type-C|
^Wireless (Wi-Fi/BT)|None|None|None|2.4GHz Wi-Fi & BT 5.2|2.4GHz Wi-Fi & BT 5.2|None|None|
^Wired Network|None|None|None|None|None|None|RJ45 Ethernet Port|
^Header Pins|None|Unsoldered (Bare pads)|Pre-soldered|Unsoldered (Bare pads)|Pre-soldered|Unsoldered (Castellated)|Unsoldered|
^Debug Connector|None|None|3-pin JST-SH|None|3-pin JST-SH|None|None|
^Onboard Light|None|Green LED|Green LED|Green LED|Green LED|RGB NeoPixel|None|
^Usable GPIO Pins|30|26|26|26|26|29|14|
^Logic Voltage (GPIO)|3.3V|3.3V|3.3V|3.3V|3.3V|3.3V|3.3V|
^Input Voltage (VBUS/VIN)|N/A (Requires exact 1.1V & 3.3V)|1.8V to 5.5V|1.8V to 5.5V|1.8V to 5.5V|1.8V to 5.5V|5.0V (via USB-C or 5V pin)|5.0V (via USB-C or 5V pin)|
^Software Support|C/C++, MicroPython, CircuitPython|C/C++, MicroPython, CircuitPython|C/C++, MicroPython, CircuitPython|C/C++, MicroPython, CircuitPython|C/C++, MicroPython, CircuitPython|C/C++, MicroPython, CircuitPython|C/C++, MicroPython (with special build)|
^Network Libraries|None|None|None|network (Wi-Fi), bluetooth|network (Wi-Fi), bluetooth|None|wiznet / custom CH9120 drivers|
^Primary Usage|Custom circuit design & commercial products|Learning code, DIY hobbies, basic automation|Prototyping without a soldering iron|Smart home, wireless IoT, web servers|Wireless IoT without a soldering iron|Tiny gadgets, wearable tech, macro pads|Hardwired network devices, industrial IoT|

==== RP2040-Zero ====
{{ :raspberry:rp2040_zero_01.png?120|RP2040-Zero}}
The RP2040-Zero is an ultra-compact, low-cost microcontroller development board designed by Waveshare. It is built around the Raspberry Pi RP2040 silicon chip, squeezing the processing power of a standard Raspberry Pi Pico into a tiny form factor roughly the size of a postage stamp.

More information from the board: https://www.waveshare.com/wiki/RP2040-Zero

=== RP2040-Zero Core Hardware Specifications ===

  * **Processor:** Dual-core ARM Cortex-M0+ clocked at 133 MHz.
  * **Memory:** 264 KB of internal SRAM and 2 MB of onboard Flash storage for code.
  * **USB Interface:** Upgraded USB Type-C port for programming and power.
  * **Onboard LED:** Features a single WS2812 RGB LED (NeoPixel) that can be programmed to any color.
  * **Pins:** Breaks out 29 GPIO pins (20 via outer pin headers, and 9 via solder pads on the back).

=== RP2040-Zero Pinout ===

{{ :raspberry:rp2040_zero_02.png |RP2040-Zero Pinout}}