periph_cpu.h
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/*
* Copyright (C) 2017 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup cpu_stm32l4
* @{
*
* @file
* @brief CPU specific definitions for internal peripheral handling
*
* @author Hauke Petersen <hauke.petersen@fu-berlin.de>
*
*/
#ifndef PERIPH_CPU_H
#define PERIPH_CPU_H
#include "periph_cpu_common.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Starting address of the CPU ID
*/
#define CPUID_ADDR (0x1fff7590)
/**
* @brief Available ports
*/
enum {
PORT_A = 0, /**< port A */
PORT_B = 1, /**< port B */
PORT_C = 2, /**< port C */
PORT_D = 3, /**< port D */
PORT_E = 4, /**< port E */
PORT_F = 5, /**< port F */
PORT_G = 6, /**< port G */
PORT_H = 7, /**< port H */
};
#ifndef DOXYGEN
/**
* @brief Override ADC resolution values
* @{
*/
#define HAVE_ADC_RES_T
typedef enum {
ADC_RES_6BIT = (0x3 << 3), /**< ADC resolution: 6 bit */
ADC_RES_8BIT = (0x2 << 3), /**< ADC resolution: 8 bit */
ADC_RES_10BIT = (0x1 << 3), /**< ADC resolution: 10 bit */
ADC_RES_12BIT = (0x0 << 3), /**< ADC resolution: 12 bit */
ADC_RES_14BIT = (0xfe), /**< not applicable */
ADC_RES_16BIT = (0xff) /**< not applicable */
} adc_res_t;
/** @} */
#endif /* ndef DOXYGEN */
/**
* @brief ADC line configuration values
*/
typedef struct {
gpio_t pin; /**< pin to use */
uint8_t chan; /**< internal channel the pin is connected to */
} adc_conf_t;
#ifdef __cplusplus
}
#endif
#endif /* PERIPH_CPU_H */
/** @} */