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93 lines
3.6 KiB
C
93 lines
3.6 KiB
C
/*
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* Copyright (C) 2014 Loci Controls Inc.
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* 2018 HAW Hamburg
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @defgroup cpu_cc2538_gptimer CC2538 General Purpose Timer
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* @ingroup cpu_cc2538_regs
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* @{
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*
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* @file
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* @brief CC2538 General Purpose Timer (GPTIMER) driver
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*
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* @author Ian Martin <ian@locicontrols.com>
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* @author Sebastian Meiling <s@mlng.net>
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*/
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#ifndef CC2538_GPTIMER_H
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#define CC2538_GPTIMER_H
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#include <stdint.h>
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#include "cc2538.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Timer modes
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*/
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enum {
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GPTIMER_ONE_SHOT_MODE = 1, /**< GPTIMER one-shot mode */
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GPTIMER_PERIODIC_MODE = 2, /**< GPTIMER periodic mode */
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GPTIMER_CAPTURE_MODE = 3, /**< GPTIMER capture mode */
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};
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/**
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* @brief Timer width configuration
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*/
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enum {
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GPTMCFG_32_BIT_TIMER = 0, /**< 32-bit timer configuration */
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GPTMCFG_32_BIT_REAL_TIME_CLOCK = 1, /**< 32-bit real-time clock */
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GPTMCFG_16_BIT_TIMER = 4, /**< 16-bit timer configuration */
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};
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/**
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* @brief GPTIMER component registers
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*/
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typedef struct {
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cc2538_reg_t CFG; /**< GPTIMER Configuration */
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cc2538_reg_t TAMR; /**< GPTIMER Timer A mode */
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cc2538_reg_t TBMR; /**< GPTIMER Timer B mode */
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cc2538_reg_t CTL; /**< GPTIMER Control */
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cc2538_reg_t SYNC; /**< GPTIMER Synchronize */
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cc2538_reg_t RESERVED2; /**< Reserved word */
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cc2538_reg_t IMR; /**< GPTIMER Interrupt Mask */
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cc2538_reg_t RIS; /**< GPTIMER Raw Interrupt Status */
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cc2538_reg_t MIS; /**< GPTIMER Masked Interrupt Status */
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cc2538_reg_t ICR; /**< GPTIMER Interrupt Clear */
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cc2538_reg_t TAILR; /**< GPTIMER Timer A Interval Load */
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cc2538_reg_t TBILR; /**< GPTIMER Timer B Interval Load */
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cc2538_reg_t TAMATCHR; /**< GPTIMER Timer A Match */
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cc2538_reg_t TBMATCHR; /**< GPTIMER Timer B Match */
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cc2538_reg_t TAPR; /**< GPTIMER Timer A Prescale Register */
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cc2538_reg_t TBPR; /**< GPTIMER Timer B Prescale Register */
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cc2538_reg_t TAPMR; /**< GPTIMER Timer A Prescale Match Register */
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cc2538_reg_t TBPMR; /**< GPTIMER Timer B Prescale Match Register */
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cc2538_reg_t TAR; /**< GPTIMER Timer A */
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cc2538_reg_t TBR; /**< GPTIMER Timer B */
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cc2538_reg_t TAV; /**< GPTIMER Timer A Value */
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cc2538_reg_t TBV; /**< GPTIMER Timer B Value */
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cc2538_reg_t RESERVED3; /**< Reserved word */
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cc2538_reg_t TAPS; /**< GPTIMER Timer A Prescale Snapshot */
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cc2538_reg_t TBPS; /**< GPTIMER Timer B Prescale Snapshot */
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cc2538_reg_t TAPV; /**< GPTIMER Timer A Prescale Value */
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cc2538_reg_t TBPV; /**< GPTIMER Timer B Prescale Value */
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cc2538_reg_t RESERVED[981]; /**< Reserved */
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cc2538_reg_t PP; /**< GPTIMER Peripheral Properties */
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cc2538_reg_t RESERVED4[15]; /**< Reserved */
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} cc2538_gptimer_t;
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#ifdef __cplusplus
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} /* end extern "C" */
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#endif
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#endif /* CC2538_GPTIMER_H */
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/** @} */
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