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Increase Pico GPS FIFO Buffer size #4741

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merged 1 commit into from
Sep 17, 2024

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fifieldt
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As discovered and tested by @Mictronics, default Serial FIFO size on the Pico is 32bytes, which is not enough for GPS messages.

This patch increases the Serial GPS FIFO buffer size to 256 for PICOs only.

fixes #3989

@caveman99
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This should be a feature of ARCH_RP2040 and not just that particular board. I recommend extending it.

@fifieldt
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@caveman99 - thanks for the tip, updated for ARCH_RP2040

As discovered and tested by @Mictronics, default Serial FIFO size
on the Pico is 32bytes, which is not enough for GPS messages.

This patch increases the Serial GPS FIFO buffer size to 256
for the RP2040 Architecture

fixes meshtastic#3989
@thebentern thebentern merged commit be306cc into meshtastic:master Sep 17, 2024
105 of 106 checks passed
@fifieldt fifieldt deleted the pico-waveshare-gps branch September 17, 2024 12:09
panaceya pushed a commit to mesh-mk-ua/meshtastic-firmware that referenced this pull request Sep 20, 2024
As discovered and tested by @Mictronics, default Serial FIFO size
on the Pico is 32bytes, which is not enough for GPS messages.

This patch increases the Serial GPS FIFO buffer size to 256
for the RP2040 Architecture

fixes meshtastic#3989
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[Bug]: PicoW GPS Firmware
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