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path: root/embassy-rp/src/pio_programs/onewire.rs
Commit message (Collapse)AuthorAgeFilesLines
* Disable PIO SM before setting Y registerMichael Turner2025-11-021-3/+15
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* Rustfmt for edition 2024.Dario Nieuwenhuis2025-10-061-6/+2
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* rp/pio: Add onewire strong pullups, parasite powerMatt Johnston2025-09-141-3/+42
| | | | | | | | | | | | | | DS18B20 sensors require a strong pullup to be applied for the duration of the temperature conversion, within 10us of the command. The rp2xxx pins have sufficient drive strength to use as the pullup (no external mosfet needed). Add a new write_bytes_pullup() that will apply the pullup after bytes are written. Existing read_bytes()/write_bytes() has no change to onewire timing. A pio_onewire_parasite example reads multiple sensors individually, applying the strong pullup.
* Some small improvementsMarc2025-04-251-8/+6
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* Search can use the normal write/read instructionsMarc2025-04-251-61/+56
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* Refactor Onewire PIO implementationMarc2025-04-251-61/+254
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* Remove Peripheral trait, rename PeripheralRef->Peri.Dario Nieuwenhuis2025-03-271-1/+2
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* rp/pio: update pio-rs crate, reexport it so users don't get version mismatches.Dario Nieuwenhuis2025-02-181-4/+4
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* Move pio programs into embassy-rpCaleb Jamison2024-10-091-0/+109