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stm32/usart: fix LPUART clock multiplier

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According to RM0351 Rev 9 (L4) and RM0399 Rev 3 (H7):

baud = (256 * clock) / LPUARTDIV
This commit is contained in:
Patrick Oppenlander 2023-02-06 10:12:10 +11:00
parent 9af25c3396
commit fda36fd81b
1 changed files with 1 additions and 1 deletions
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2
embassy-stm32/src/usart/mod.rs
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@ -1148,7 +1148,7 @@ macro_rules! impl_lpuart {
foreach_interrupt!( foreach_interrupt!(
($inst:ident, lpuart, $block:ident, $signal_name:ident, $irq:ident) => { ($inst:ident, lpuart, $block:ident, $signal_name:ident, $irq:ident) => {
impl_lpuart!($inst, $irq, 255); impl_lpuart!($inst, $irq, 256);
}; };
($inst:ident, usart, $block:ident, $signal_name:ident, $irq:ident) => { ($inst:ident, usart, $block:ident, $signal_name:ident, $irq:ident) => {