paa5100je.h

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/*
 * SPDX-FileCopyrightText: 2025 TU Dresden
 * SPDX-License-Identifier: LGPL-2.1-only
 */
 
#pragma once

 
#include <periph/gpio.h>
#include <periph/spi.h>
 
#include <errno.h>
 
#ifdef __cplusplus
extern "C" {
#endif

typedef enum {
    PAA5100JE = 0,
    PMW3901   = 1,
} paa5100je_variant_t;

typedef enum {
    PAA5100JE_LED_OFF    = 0,
    PAA5100JE_LED_MEDIUM = 1,
    PAA5100JE_LED_MAX    = 2,
} paa5100je_led_brightness_t;

typedef struct {
    spi_t spi;                
    spi_clk_t clk;            
    gpio_t cs;                
    paa5100je_variant_t var;  
} paa5100je_params_t;

typedef struct {
    const paa5100je_params_t *params;  
} paa5100je_t;

int paa5100je_init(paa5100je_t *dev, const paa5100je_params_t *params);

int paa5100je_get_motion_burst(const paa5100je_t *dev, int16_t *x, int16_t *y);

int paa5100je_set_led_brightness(const paa5100je_t *dev, const paa5100je_led_brightness_t level);
 
#ifdef __cplusplus
}
#endif