Minor additions to PIO documentation (#831)
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@ -95,6 +95,9 @@ typedef pio_hw_t *PIO;
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/** \brief PIO Configuration structure
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* \ingroup sm_config
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*
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* This structure is an in-memory representation of the configuration that can be applied to a PIO
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* state machine later using pio_sm_set_config() or pio_sm_init().
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*/
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typedef struct {
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uint32_t clkdiv;
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@ -902,7 +905,7 @@ static inline void pio_sm_set_wrap(PIO pio, uint sm, uint wrap_target, uint wrap
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}
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/*! \brief Set the current 'out' pins for a state machine
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* \ingroup sm_config
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* \ingroup hardware_pio
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*
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* Can overlap with the 'in', 'set' and 'sideset' pins
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*
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@ -923,7 +926,7 @@ static inline void pio_sm_set_out_pins(PIO pio, uint sm, uint out_base, uint out
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/*! \brief Set the current 'set' pins for a state machine
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* \ingroup sm_config
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* \ingroup hardware_pio
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*
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* Can overlap with the 'in', 'out' and 'sideset' pins
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*
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@ -943,7 +946,7 @@ static inline void pio_sm_set_set_pins(PIO pio, uint sm, uint set_base, uint set
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}
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/*! \brief Set the current 'in' pins for a state machine
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* \ingroup sm_config
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* \ingroup hardware_pio
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*
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* Can overlap with the 'out', 'set' and 'sideset' pins
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*
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@ -960,7 +963,7 @@ static inline void pio_sm_set_in_pins(PIO pio, uint sm, uint in_base) {
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}
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/*! \brief Set the current 'sideset' pins for a state machine
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* \ingroup sm_config
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* \ingroup hardware_pio
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*
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* Can overlap with the 'in', 'out' and 'set' pins
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*
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