4 extra GPIOs, we sacrfice 4 of the GNDs (that are exposed in the original design). RP2040-PICO30 adds the four missing GPIOs: GPIO23, GPIO24, GPIO25, GPIO29 on four of the eight GND pads. When you use RP2040-PICO30 on RPi Pico board make sure these GPIOs are INPUTS!
Order codes for RP2040-PICO30 and accessories: RP2040-PICO30 industrial grade RPi Pico (RP2040) with 30 GPIOs exposed RP2040-PICO30U RP2040-PICO30 with UEXT, LED, R10, R15, R16 RP2040-PICO30-16 RP2040-PICO30 with 16MB of Flash (max possible for RP2040) RP2040-PICO30U-16 RP2040-PICO30 with 16MB of Flash, UEXT, LED, R10, R15, R16...
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GND line so if you use RP2040-PICO30 in RP2040-PICO design make original RPi Pico sure to initialize it as INPUT layout) Basically RPi Pico has 8 GNDs in total exposed on the connectors. While RP2040-PICO30 has 4GNDs and 4 extra GPIOs.
- mUEXT is 1.27 mm step boxed header connector which is with same layout as UEXT; - pUEXT is 1.0 mm single row connector (this is the connector used in RP2040-PICO30). We are in process of releasing adapter that can be used to into connect devices with different type and size of UEXT connector.
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