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rt-thread-official/bsp/lpc5410x/Libraries/lpc_chip/chip_5410x/sct_5410x.h

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/*
* @brief LPC5410X State Configurable Timer (SCT) Chip driver
*
* @note
* Copyright(C) NXP Semiconductors, 2014
* All rights reserved.
*
* @par
* Software that is described herein is for illustrative purposes only
* which provides customers with programming information regarding the
* LPC products. This software is supplied "AS IS" without any warranties of
* any kind, and NXP Semiconductors and its licenser disclaim any and
* all warranties, express or implied, including all implied warranties of
* merchantability, fitness for a particular purpose and non-infringement of
* intellectual property rights. NXP Semiconductors assumes no responsibility
* or liability for the use of the software, conveys no license or rights under any
* patent, copyright, mask work right, or any other intellectual property rights in
* or to any products. NXP Semiconductors reserves the right to make changes
* in the software without notification. NXP Semiconductors also makes no
* representation or warranty that such application will be suitable for the
* specified use without further testing or modification.
*
* @par
* Permission to use, copy, modify, and distribute this software and its
* documentation is hereby granted, under NXP Semiconductors' and its
* licensor's relevant copyrights in the software, without fee, provided that it
* is used in conjunction with NXP Semiconductors microcontrollers. This
* copyright, permission, and disclaimer notice must appear in all copies of
* this code.
*/
#ifndef __SCT_5410X_H_
#define __SCT_5410X_H_
#ifdef __cplusplus
extern "C" {
#endif
/** @defgroup SCT_5410X CHIP: LPC5410X State Configurable Timer driver
* @ingroup CHIP_5410X_DRIVERS
* @{
*/
/* match/cap registers, events, states, inputs, outputs
*
* @brief SCT Module configuration
*/
#define CONFIG_SCT_nEV (13) /*!< Number of events */
#define CONFIG_SCT_nRG (13) /*!< Number of match/compare registers */
#define CONFIG_SCT_nOU (8) /*!< Number of outputs */
#define CONFIG_SCT_nIN (8) /*!< Number of outputs */
/**
* @brief State Configurable Timer register block structure
*/
typedef struct {
__IO uint32_t CONFIG; /*!< Configuration Register */
union {
__IO uint32_t CTRL_U; /*!< Control Register */
struct {
__IO uint16_t CTRL_L; /*!< Low control register */
__IO uint16_t CTRL_H; /*!< High control register */
};
};
__IO uint16_t LIMIT_L; /*!< limit register for counter L */
__IO uint16_t LIMIT_H; /*!< limit register for counter H */
__IO uint16_t HALT_L; /*!< halt register for counter L */
__IO uint16_t HALT_H; /*!< halt register for counter H */
__IO uint16_t STOP_L; /*!< stop register for counter L */
__IO uint16_t STOP_H; /*!< stop register for counter H */
__IO uint16_t START_L; /*!< start register for counter L */
__IO uint16_t START_H; /*!< start register for counter H */
uint32_t RESERVED1[10]; /*!< 0x03C reserved */
union {
__IO uint32_t COUNT_U; /*!< counter register */
struct {
__IO uint16_t COUNT_L; /*!< counter register for counter L */
__IO uint16_t COUNT_H; /*!< counter register for counter H */
};
};
__IO uint16_t STATE_L; /*!< state register for counter L */
__IO uint16_t STATE_H; /*!< state register for counter H */
__I uint32_t INPUT; /*!< input register */
__IO uint16_t REGMODE_L; /*!< match - capture registers mode register L */
__IO uint16_t REGMODE_H; /*!< match - capture registers mode register H */
__IO uint32_t OUTPUT; /*!< output register */
__IO uint32_t OUTPUTDIRCTRL; /*!< output counter direction Control Register */
__IO uint32_t RES; /*!< conflict resolution register */
__IO uint32_t DMA0REQUEST; /*!< DMA0 Request Register */
__IO uint32_t DMA1REQUEST; /*!< DMA1 Request Register */
uint32_t RESERVED2[35];
__IO uint32_t EVEN; /*!< event enable register */
__IO uint32_t EVFLAG; /*!< event flag register */
__IO uint32_t CONEN; /*!< conflict enable register */
__IO uint32_t CONFLAG; /*!< conflict flag register */
union {
__IO union { /*!< ... Match / Capture value */
uint32_t U; /*!< SCTMATCH[i].U Unified 32-bit register */
struct {
uint16_t L; /*!< SCTMATCH[i].L Access to L value */
uint16_t H; /*!< SCTMATCH[i].H Access to H value */
};
} MATCH[CONFIG_SCT_nRG];
__I union {
uint32_t U; /*!< SCTCAP[i].U Unified 32-bit register */
struct {
uint16_t L; /*!< SCTCAP[i].L Access to L value */
uint16_t H; /*!< SCTCAP[i].H Access to H value */
};
} CAP[CONFIG_SCT_nRG];
};
uint32_t RESERVED3[48 + (16 - CONFIG_SCT_nRG)];
union {
__IO union { /* 0x200-... Match Reload / Capture Control value */
uint32_t U; /* SCTMATCHREL[i].U Unified 32-bit register */
struct {
uint16_t L; /* SCTMATCHREL[i].L Access to L value */
uint16_t H; /* SCTMATCHREL[i].H Access to H value */
};
} MATCHREL[CONFIG_SCT_nRG];
__IO union {
uint32_t U; /* SCTCAPCTRL[i].U Unified 32-bit register */
struct {
uint16_t L; /* SCTCAPCTRL[i].L Access to H value */
uint16_t H; /* SCTCAPCTRL[i].H Access to H value */
};
} CAPCTRL[CONFIG_SCT_nRG];
};
uint32_t RESERVED6[48 + (16 - CONFIG_SCT_nRG)];
__IO struct { /* 0x300-0x3FC SCTEVENT[i].STATE / SCTEVENT[i].CTRL*/
uint32_t STATE; /* Event State Register */
uint32_t CTRL; /* Event Control Register */
} EVENT[CONFIG_SCT_nEV];
uint32_t RESERVED9[128 - 2 * CONFIG_SCT_nEV]; /*!< ...-0x4FC reserved */
__IO struct { /*!< 0x500-0x57C SCTOUT[i].SET / SCTOUT[i].CLR */
uint32_t SET; /*!< Output n Set Register */
uint32_t CLR; /*!< Output n Clear Register */
} OUT[CONFIG_SCT_nOU];
uint32_t RESERVED10[191 - 2 * CONFIG_SCT_nOU]; /*!< ...-0x7F8 reserved */
__I uint32_t MODULECONTENT; /*!< 0x7FC Module Content */
} LPC_SCT_T;
/**
* @brief Macro defines for SCT configuration register
*/
#define SCT_CONFIG_16BIT_COUNTER 0x00000000 /*!< Operate as 2 16-bit counters */
#define SCT_CONFIG_32BIT_COUNTER 0x00000001 /*!< Operate as 1 32-bit counter */
#define SCT_CONFIG_CLKMODE_BUSCLK (0x0 << 1) /*!< Bus clock */
#define SCT_CONFIG_CLKMODE_SCTCLK (0x1 << 1) /*!< SCT clock */
#define SCT_CONFIG_CLKMODE_INCLK (0x2 << 1) /*!< Input clock selected in CLKSEL field */
#define SCT_CONFIG_CLKMODE_INEDGECLK (0x3 << 1) /*!< Input clock edge selected in CLKSEL field */
#define SCT_CONFIG_CLKMODE_SYSCLK (0x0 << 1) /*!< System clock */
#define SCT_CONFIG_CLKMODE_PRESCALED_SYSCLK (0x1 << 1) /*!< Prescaled system clock */
#define SCT_CONFIG_CLKMODE_SCT_INPUT (0x2 << 1) /*!< Input clock/edge selected in CKSEL field */
#define SCT_CONFIG_CLKMODE_PRESCALED_SCT_INPUT (0x3 << 1) /*!< Prescaled input clock/edge selected in CKSEL field */
#define SCT_CONFIG_CKSEL_RISING_IN_0 (0x0UL << 3)
#define SCT_CONFIG_CKSEL_FALLING_IN_0 (0x1UL << 3)
#define SCT_CONFIG_CKSEL_RISING_IN_1 (0x2UL << 3)
#define SCT_CONFIG_CKSEL_FALLING_IN_1 (0x3UL << 3)
#define SCT_CONFIG_CKSEL_RISING_IN_2 (0x4UL << 3)
#define SCT_CONFIG_CKSEL_FALLING_IN_2 (0x5UL << 3)
#define SCT_CONFIG_CKSEL_RISING_IN_3 (0x6UL << 3)
#define SCT_CONFIG_CKSEL_FALLING_IN_3 (0x7UL << 3)
#define SCT_CONFIG_CKSEL_RISING_IN_4 (0x8UL << 3)
#define SCT_CONFIG_CKSEL_FALLING_IN_4 (0x9UL << 3)
#define SCT_CONFIG_CKSEL_RISING_IN_5 (0xAUL << 3)
#define SCT_CONFIG_CKSEL_FALLING_IN_5 (0xBUL << 3)
#define SCT_CONFIG_CKSEL_RISING_IN_6 (0xCUL << 3)
#define SCT_CONFIG_CKSEL_FALLING_IN_6 (0xDUL << 3)
#define SCT_CONFIG_CKSEL_RISING_IN_7 (0xEUL << 3)
#define SCT_CONFIG_CKSEL_FALLING_IN_7 (0xFUL << 3)
#define SCT_CONFIG_NORELOADL_U (0x1 << 7) /*!< Operate as 1 32-bit counter */
#define SCT_CONFIG_NORELOADH (0x1 << 8) /*!< Operate as 1 32-bit counter */
#define SCT_CONFIG_AUTOLIMIT_U (0x1UL << 17)
#define SCT_CONFIG_AUTOLIMIT_L (0x1UL << 17)
#define SCT_CONFIG_AUTOLIMIT_H (0x1UL << 18)
/**
* @brief Macro defines for SCT control register
*/
#define COUNTUP_TO_LIMIT_THEN_CLEAR_TO_ZERO 0 /*!< Direction for low or unified counter */
#define COUNTUP_TO LIMIT_THEN_COUNTDOWN_TO_ZERO 1
#define SCT_CTRL_STOP_L (1 << 1) /*!< Stop low counter */
#define SCT_CTRL_HALT_L (1 << 2) /*!< Halt low counter */
#define SCT_CTRL_CLRCTR_L (1 << 3) /*!< Clear low or unified counter */
#define SCT_CTRL_BIDIR_L(x) (((x) & 0x01) << 4) /*!< Bidirectional bit */
#define SCT_CTRL_PRE_L(x) (((x) & 0xFF) << 5) /*!< Prescale clock for low or unified counter */
#define COUNTUP_TO_LIMIT_THEN_CLEAR_TO_ZERO 0 /*!< Direction for high counter */
#define COUNTUP_TO LIMIT_THEN_COUNTDOWN_TO_ZERO 1
#define SCT_CTRL_STOP_H (1 << 17) /*!< Stop high counter */
#define SCT_CTRL_HALT_H (1 << 18) /*!< Halt high counter */
#define SCT_CTRL_CLRCTR_H (1 << 19) /*!< Clear high counter */
#define SCT_CTRL_BIDIR_H(x) (((x) & 0x01) << 20)
#define SCT_CTRL_PRE_H(x) (((x) & 0xFF) << 21) /*!< Prescale clock for high counter */
#define SCT_EV_CTRL_MATCHSEL(reg) (reg << 0)
#define SCT_EV_CTRL_HEVENT_L (0UL << 4)
#define SCT_EV_CTRL_HEVENT_H (1UL << 4)
#define SCT_EV_CTRL_OUTSEL_INPUT (0UL << 5)
#define SCT_EV_CTRL_OUTSEL_OUTPUT (0UL << 5)
#define SCT_EV_CTRL_IOSEL(signal) (signal << 6)
#define SCT_EV_CTRL_IOCOND_LOW (0UL << 10)
#define SCT_EV_CTRL_IOCOND_RISE (0x1UL << 10)
#define SCT_EV_CTRL_IOCOND_FALL (0x2UL << 10)
#define SCT_EV_CTRL_IOCOND_HIGH (0x3UL << 10)
#define SCT_EV_CTRL_COMBMODE_OR (0x0UL << 12)
#define SCT_EV_CTRL_COMBMODE_MATCH (0x1UL << 12)
#define SCT_EV_CTRL_COMBMODE_IO (0x2UL << 12)
#define SCT_EV_CTRL_COMBMODE_AND (0x3UL << 12)
#define SCT_EV_CTRL_STATELD (0x1UL << 14)
#define SCT_EV_CTRL_STATEV(x) (x << 15)
#define SCT_EV_CTRL_MATCHMEM (0x1UL << 20)
#define SCT_EV_CTRL_DIRECTION_INDEPENDENT (0x0UL << 21)
#define SCT_EV_CTRL_DIRECTION_UP (0x1UL << 21)
#define SCT_EV_CTRL_DIRECTION_DOWN (0x2UL << 21)
/**
* @brief Macro defines for SCT Conflict resolution register
*/
#define SCT_RES_NOCHANGE (0)
#define SCT_RES_SET_OUTPUT (1)
#define SCT_RES_CLEAR_OUTPUT (2)
#define SCT_RES_TOGGLE_OUTPUT (3)
/**
* SCT Match register values enum
*/
typedef enum CHIP_SCT_MATCH_REG {
SCT_MATCH_0 = 0, /*!< SCT Match register 0 */
SCT_MATCH_1,
SCT_MATCH_2,
SCT_MATCH_3,
SCT_MATCH_4,
SCT_MATCH_5,
SCT_MATCH_6,
SCT_MATCH_7,
SCT_MATCH_8,
SCT_MATCH_9,
SCT_MATCH_10,
SCT_MATCH_11,
SCT_MATCH_12,
SCT_MATCH_13,
SCT_MATCH_14,
SCT_MATCH_15
} CHIP_SCT_MATCH_REG_T;
/**
* SCT Event values enum
*/
typedef enum CHIP_SCT_EVENT {
SCT_EVT_0 = (1 << 0), /*!< Event 0 */
SCT_EVT_1 = (1 << 1), /*!< Event 1 */
SCT_EVT_2 = (1 << 2), /*!< Event 2 */
SCT_EVT_3 = (1 << 3), /*!< Event 3 */
SCT_EVT_4 = (1 << 4), /*!< Event 4 */
SCT_EVT_5 = (1 << 5), /*!< Event 5 */
SCT_EVT_6 = (1 << 6), /*!< Event 6 */
SCT_EVT_7 = (1 << 7), /*!< Event 7 */
SCT_EVT_8 = (1 << 8), /*!< Event 8 */
SCT_EVT_9 = (1 << 9), /*!< Event 9 */
SCT_EVT_10 = (1 << 10), /*!< Event 10 */
SCT_EVT_11 = (1 << 11), /*!< Event 11 */
SCT_EVT_12 = (1 << 12), /*!< Event 12 */
SCT_EVT_13 = (1 << 13), /*!< Event 13 */
SCT_EVT_14 = (1 << 14), /*!< Event 14 */
SCT_EVT_15 = (1 << 15) /*!< Event 15 */
} CHIP_SCT_EVENT_T;
/**
* @brief Set event control register
* @param pSCT : The base of SCT peripheral on the chip
* @param event_number
* @param value : The 32-bit event control setting
* @return Nothing
*/
STATIC INLINE void Chip_SCT_EventControl(LPC_SCT_T *pSCT, uint32_t event_number,
uint32_t value) {
pSCT->EVENT[event_number].CTRL = value;
}
/**
* @brief Set event state mask register
* @param pSCT : The base of SCT peripheral on the chip
* @param event_number
* @param event_state_mask : The 32-bit event state mask setting
* @return Nothing
*/
STATIC INLINE void Chip_SCT_EventStateMask(LPC_SCT_T *pSCT, uint32_t event_number,
uint32_t event_state_mask) {
pSCT->EVENT[event_number].STATE = event_state_mask;
}
/**
* @brief Set configuration register
* @param pSCT : The base of SCT peripheral on the chip
* @param cfg : The 32-bit configuration setting
* @return Nothing
*/
STATIC INLINE void Chip_SCT_Config(LPC_SCT_T *pSCT, uint32_t cfg) {
pSCT->CONFIG = cfg;
}
/**
* @brief Configures the Limit register
* @param pSCT : The base of SCT peripheral on the chip
* @param value : The 32-bit Limit register value
* @return Nothing
*/
STATIC INLINE void Chip_SCT_Limit(LPC_SCT_T *pSCT, uint32_t value) {
pSCT->LIMIT_L = value;
}
/**
* @brief Set or Clear the Control register
* @param pSCT : Pointer to SCT register block
* @param value : SCT Control register value
* @param ena : ENABLE - To set the fields specified by value
* : DISABLE - To clear the field specified by value
* @return Nothing
* Set or clear the control register bits as specified by the \a value
* parameter. If \a ena is set to ENABLE, the mentioned register fields
* will be set. If \a ena is set to DISABLE, the mentioned register
* fields will be cleared
*/
void Chip_SCT_SetClrControl(LPC_SCT_T *pSCT, uint32_t value, FunctionalState ena);
/**
* @brief Set the conflict resolution
* @param pSCT : Pointer to SCT register block
* @param outnum : Output number
* @param value : Output value
* - SCT_RES_NOCHANGE :No change
* - SCT_RES_SET_OUTPUT :Set output
* - SCT_RES_CLEAR_OUTPUT :Clear output
* - SCT_RES_TOGGLE_OUTPUT :Toggle output
* : SCT_RES_NOCHANGE
* : DISABLE - To clear the field specified by value
* @return Nothing
* Set conflict resolution for the output \a outnum
*/
void Chip_SCT_SetConflictResolution(LPC_SCT_T *pSCT, uint8_t outnum, uint8_t value);
/**
* @brief Set unified count value in State Configurable Timer
* @param pSCT : The base of SCT peripheral on the chip
* @param count : The 32-bit count value
* @return Nothing
*/
STATIC INLINE void Chip_SCT_SetCount(LPC_SCT_T *pSCT, uint32_t count) {
pSCT->COUNT_U = count;
}
/**
* @brief Set lower count value in State Configurable Timer
* @param pSCT : The base of SCT peripheral on the chip
* @param count : The 16-bit count value
* @return Nothing
*/
STATIC INLINE void Chip_SCT_SetCountL(LPC_SCT_T *pSCT, uint16_t count) {
pSCT->COUNT_L = count;
}
/**
* @brief Set higher count value in State Configurable Timer
* @param pSCT : The base of SCT peripheral on the chip
* @param count : The 16-bit count value
* @return Nothing
*/
STATIC INLINE void Chip_SCT_SetCountH(LPC_SCT_T *pSCT, uint16_t count) {
pSCT->COUNT_H = count;
}
/**
* @brief Set unified match count value in State Configurable Timer
* @param pSCT : The base of SCT peripheral on the chip
* @param n : Match register value
* @param value : The 32-bit match count value
* @return Nothing
*/
STATIC INLINE void Chip_SCT_SetMatchCount(LPC_SCT_T *pSCT, CHIP_SCT_MATCH_REG_T n, uint32_t value) {
pSCT->MATCH[n].U = value;
}
/**
* @brief Set unified match reload count value in State Configurable Timer
* @param pSCT : The base of SCT peripheral on the chip
* @param n : Match register value
* @param value : The 32-bit match count reload value
* @return Nothing
*/
STATIC INLINE void Chip_SCT_SetMatchReload(LPC_SCT_T *pSCT, CHIP_SCT_MATCH_REG_T n, uint32_t value) {
pSCT->MATCHREL[n].U = value;
}
/**
* @brief Enable the interrupt for the specified event in State Configurable Timer
* @param pSCT : The base of SCT peripheral on the chip
* @param evt : Event value
* @return Nothing
*/
STATIC INLINE void Chip_SCT_EnableEventInt(LPC_SCT_T *pSCT, CHIP_SCT_EVENT_T evt) {
pSCT->EVEN |= evt;
}
/**
* @brief Disable the interrupt for the specified event in State Configurable Timer
* @param pSCT : The base of SCT peripheral on the chip
* @param evt : Event value
* @return Nothing
*/
STATIC INLINE void Chip_SCT_DisableEventInt(LPC_SCT_T *pSCT, CHIP_SCT_EVENT_T evt) {
pSCT->EVEN &= ~(evt);
}
/**
* @brief Clear the specified event flag in State Configurable Timer
* @param pSCT : The base of SCT peripheral on the chip
* @param evt : Event value
* @return Nothing
*/
STATIC INLINE void Chip_SCT_ClearEventFlag(LPC_SCT_T *pSCT, CHIP_SCT_EVENT_T evt) {
pSCT->EVFLAG |= evt;
}
/**
* @brief Set control register in State Configurable Timer
* @param pSCT : The base of SCT peripheral on the chip
* @param value : Value (ORed value of SCT_CTRL_* bits)
* @return Nothing
*/
STATIC INLINE void Chip_SCT_SetControl(LPC_SCT_T *pSCT, uint32_t value) {
pSCT->CTRL_U |= value;
}
/**
* @brief Clear control register in State Configurable Timer
* @param pSCT : The base of SCT peripheral on the chip
* @param value : Value (ORed value of SCT_CTRL_* bits)
* @return Nothing
*/
STATIC INLINE void Chip_SCT_ClearControl(LPC_SCT_T *pSCT, uint32_t value) {
pSCT->CTRL_U &= ~(value);
}
/**
* @brief Initializes the State Configurable Timer
* @param pSCT : The base of SCT peripheral on the chip
* @return Nothing
*/
void Chip_SCT_Init(LPC_SCT_T *pSCT);
/**
* @brief Deinitializes the State Configurable Timer
* @param pSCT : The base of SCT peripheral on the chip
* @return Nothing
*/
void Chip_SCT_DeInit(LPC_SCT_T *pSCT);
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* __SCT_5410X_H_ */
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