cpu_qdec.h

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/*
 * SPDX-FileCopyrightText: 2016 Freie Universität Berlin
 * SPDX-FileCopyrightText: 2017 OTA keys S.A.
 * SPDX-License-Identifier: LGPL-2.1-only
 */
 
#pragma once

 
#include <stdint.h>
 
#include "cpu.h"
#include "periph/cpu_gpio.h"
 
#ifdef __cplusplus
extern "C" {
#endif

#define QDEC_CHAN           (2U)

typedef struct {
    gpio_t pin;             
    uint8_t cc_chan;        
} qdec_chan_t;

typedef struct {
    TIM_TypeDef *dev;               
    uint32_t max;                   
    uint32_t rcc_mask;              
    qdec_chan_t chan[QDEC_CHAN];    
#ifdef CPU_FAM_STM32F1
    uint32_t remap;                 
#else
    gpio_af_t af;                   
#endif
    uint8_t bus;                    
    uint8_t irqn;                   
} qdec_conf_t;
 
#ifdef __cplusplus
}
#endif