Quadrature decoder configuration struct. More...

Detailed Description

Quadrature decoder configuration struct.

QDEC configuration.

Definition at line 364 of file periph_cpu_common.h.

#include <periph_cpu_common.h>

Data Fields
gpio_t	a_pin
	GPIO Pin for phase A.

gpio_t	b_pin
	GPIO Pin for phase B.

gpio_t	led_pin
	LED GPIO, GPIO_UNDEF to disable.

uint8_t	sample_period
	Sample period used, e.g.

bool	debounce_filter
	Enable/disable debounce filter.

TIM_TypeDef *	dev
	Timer used.

uint32_t	max
	Maximum counter value.

uint32_t	rcc_mask
	bit in clock enable register

qdec_chan_t	chan [QDEC_CHAN]
	channel mapping, set to {GPIO_UNDEF, 0} if not used

gpio_af_t	af
	alternate function used

uint8_t	bus
	APB bus.

uint8_t	irqn
	global IRQ channel

Field Documentation

◆ a_pin

gpio_t qdec_conf_t::a_pin

GPIO Pin for phase A.

Definition at line 365 of file periph_cpu_common.h.

◆ af

gpio_af_t qdec_conf_t::af

alternate function used

Definition at line 55 of file cpu_qdec.h.

◆ b_pin

gpio_t qdec_conf_t::b_pin

GPIO Pin for phase B.

Definition at line 366 of file periph_cpu_common.h.

◆ bus

uint8_t qdec_conf_t::bus

APB bus.

Definition at line 57 of file cpu_qdec.h.

◆ chan

qdec_chan_t qdec_conf_t::chan[QDEC_CHAN]

channel mapping, set to {GPIO_UNDEF, 0} if not used

Definition at line 49 of file cpu_qdec.h.

◆ debounce_filter

bool qdec_conf_t::debounce_filter

Enable/disable debounce filter.

Definition at line 369 of file periph_cpu_common.h.

◆ dev

TIM_TypeDef* qdec_conf_t::dev

Timer used.

Definition at line 46 of file cpu_qdec.h.

◆ irqn

uint8_t qdec_conf_t::irqn

global IRQ channel

Definition at line 58 of file cpu_qdec.h.

◆ led_pin

gpio_t qdec_conf_t::led_pin

LED GPIO, GPIO_UNDEF to disable.

Definition at line 367 of file periph_cpu_common.h.

◆ max

uint32_t qdec_conf_t::max

Maximum counter value.

Definition at line 47 of file cpu_qdec.h.

◆ rcc_mask

uint32_t qdec_conf_t::rcc_mask

bit in clock enable register

Definition at line 48 of file cpu_qdec.h.

◆ sample_period

uint8_t qdec_conf_t::sample_period

Sample period used, e.g.

QDEC_SAMPLEPER_SAMPLEPER_128us

Definition at line 368 of file periph_cpu_common.h.

The documentation for this struct was generated from the following files:

cpu/nrf5x_common/include/periph_cpu_common.h
cpu/stm32/include/periph/cpu_qdec.h