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Merge pull request #1720 from mvniekerk/main

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Uart pio fix zeros
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Dario Nieuwenhuis 2023-07-30 20:15:12 +00:00 committed by GitHub
commit f3237d7a2c
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1 changed files with 6 additions and 4 deletions
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6
examples/rp/src/bin/pio_uart.rs
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@ -348,6 +348,7 @@ mod uart_rx {
jmp start ; Don't push data if we didn't see good framing. jmp start ; Don't push data if we didn't see good framing.
good_rx_stop: ; No delay before returning to start; a little slack is good_rx_stop: ; No delay before returning to start; a little slack is
in null 24
push ; important in case the TX clock is slightly too fast. push ; important in case the TX clock is slightly too fast.
"# "#
); );
@ -361,8 +362,9 @@ mod uart_rx {
sm_rx.set_pin_dirs(Direction::In, &[&rx_pin]); sm_rx.set_pin_dirs(Direction::In, &[&rx_pin]);
cfg.clock_divider = (U56F8!(125_000_000) / (8 * baud)).to_fixed(); cfg.clock_divider = (U56F8!(125_000_000) / (8 * baud)).to_fixed();
cfg.shift_out.auto_fill = false; cfg.shift_in.auto_fill = false;
cfg.shift_out.direction = ShiftDirection::Right; cfg.shift_in.direction = ShiftDirection::Right;
cfg.shift_in.threshold = 32;
cfg.fifo_join = FifoJoin::RxOnly; cfg.fifo_join = FifoJoin::RxOnly;
sm_rx.set_config(&cfg); sm_rx.set_config(&cfg);
sm_rx.set_enable(true); sm_rx.set_enable(true);