2021-03-07 23:15:40 +00:00
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#![no_std]
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// This mod MUST go first, so that the others see its macros.
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pub(crate) mod fmt;
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2021-03-21 19:57:49 +00:00
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mod macros;
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2021-01-03 00:40:40 +00:00
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pub mod peripheral;
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2021-03-26 22:20:27 +00:00
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pub mod peripheral_shared;
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2021-01-03 00:40:40 +00:00
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pub mod ring_buffer;
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2021-03-19 00:30:35 +00:00
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pub mod usb;
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2021-01-03 16:05:04 +00:00
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/// Low power blocking wait loop using WFE/SEV.
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pub fn low_power_wait_until(mut condition: impl FnMut() -> bool) {
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while !condition() {
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// WFE might "eat" an event that would have otherwise woken the executor.
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cortex_m::asm::wfe();
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}
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// Retrigger an event to be transparent to the executor.
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cortex_m::asm::sev();
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}
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