Add RP2 PIO background read #15672

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10 errors

Build espressif_esp32s3_devkitc_1_n8r8 for en_US took 116.57s and failed

Build espressif_esp32s3_devkitc_1_n8r8 for de_DE took 2.91s and failed

Build espressif_esp32s3_devkitc_1_n8r8 for en_GB took 2.70s and failed

Build espressif_esp32s3_devkitc_1_n8r8 for en_x_pirate took 2.65s and failed

Build espressif_esp32s3_devkitc_1_n8r8 for es took 3.03s and failed

Build espressif_esp32s3_devkitc_1_n8r8 for fil took 2.80s and failed

Build espressif_esp32s3_devkitc_1_n8r8 for fr took 3.04s and failed

Build espressif_esp32s3_devkitc_1_n8r8 for ID took 2.85s and failed

Build espressif_esp32s3_devkitc_1_n8r8 for it_IT took 2.71s and failed

Build espressif_esp32s3_devkitc_1_n8r8 for ja took 2.82s and failed