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- #ifndef GD32F30X_CTC_H
- #define GD32F30X_CTC_H
- #include "gd32f30x.h"
- #define CTC CTC_BASE
- #define CTC_CTL0 REG32((CTC) + 0x00000000U)
- #define CTC_CTL1 REG32((CTC) + 0x00000004U)
- #define CTC_STAT REG32((CTC) + 0x00000008U)
- #define CTC_INTC REG32((CTC) + 0x0000000CU)
- #define CTC_CTL0_CKOKIE BIT(0)
- #define CTC_CTL0_CKWARNIE BIT(1)
- #define CTC_CTL0_ERRIE BIT(2)
- #define CTC_CTL0_EREFIE BIT(3)
- #define CTC_CTL0_CNTEN BIT(5)
- #define CTC_CTL0_AUTOTRIM BIT(6)
- #define CTC_CTL0_SWREFPUL BIT(7)
- #define CTC_CTL0_TRIMVALUE BITS(8,13)
- #define CTC_CTL1_RLVALUE BITS(0,15)
- #define CTC_CTL1_CKLIM BITS(16,23)
- #define CTC_CTL1_REFPSC BITS(24,26)
- #define CTC_CTL1_REFSEL BITS(28,29)
- #define CTC_CTL1_REFPOL BIT(31)
- #define CTC_STAT_CKOKIF BIT(0)
- #define CTC_STAT_CKWARNIF BIT(1)
- #define CTC_STAT_ERRIF BIT(2)
- #define CTC_STAT_EREFIF BIT(3)
- #define CTC_STAT_CKERR BIT(8)
- #define CTC_STAT_REFMISS BIT(9)
- #define CTC_STAT_TRIMERR BIT(10)
- #define CTC_STAT_REFDIR BIT(15)
- #define CTC_STAT_REFCAP BITS(16,31)
- #define CTC_INTC_CKOKIC BIT(0)
- #define CTC_INTC_CKWARNIC BIT(1)
- #define CTC_INTC_ERRIC BIT(2)
- #define CTC_INTC_EREFIC BIT(3)
- #define CTC_HARDWARE_TRIM_MODE_ENABLE CTC_CTL0_AUTOTRIM
- #define CTC_HARDWARE_TRIM_MODE_DISABLE ((uint32_t)0x00000000U)
- #define CTC_REFSOURCE_POLARITY_FALLING CTC_CTL1_REFPOL
- #define CTC_REFSOURCE_POLARITY_RISING ((uint32_t)0x00000000U)
- #define CTL1_REFSEL(regval) (BITS(28,29) & ((uint32_t)(regval) << 28))
- #define CTC_REFSOURCE_GPIO CTL1_REFSEL(0)
- #define CTC_REFSOURCE_LXTAL CTL1_REFSEL(1)
- #define CTL1_REFPSC(regval) (BITS(24,26) & ((uint32_t)(regval) << 24))
- #define CTC_REFSOURCE_PSC_OFF CTL1_REFPSC(0)
- #define CTC_REFSOURCE_PSC_DIV2 CTL1_REFPSC(1)
- #define CTC_REFSOURCE_PSC_DIV4 CTL1_REFPSC(2)
- #define CTC_REFSOURCE_PSC_DIV8 CTL1_REFPSC(3)
- #define CTC_REFSOURCE_PSC_DIV16 CTL1_REFPSC(4)
- #define CTC_REFSOURCE_PSC_DIV32 CTL1_REFPSC(5)
- #define CTC_REFSOURCE_PSC_DIV64 CTL1_REFPSC(6)
- #define CTC_REFSOURCE_PSC_DIV128 CTL1_REFPSC(7)
- #define CTC_INT_CKOK CTC_CTL0_CKOKIE
- #define CTC_INT_CKWARN CTC_CTL0_CKWARNIE
- #define CTC_INT_ERR CTC_CTL0_ERRIE
- #define CTC_INT_EREF CTC_CTL0_EREFIE
- #define CTC_INT_FLAG_CKOK CTC_STAT_CKOKIF
- #define CTC_INT_FLAG_CKWARN CTC_STAT_CKWARNIF
- #define CTC_INT_FLAG_ERR CTC_STAT_ERRIF
- #define CTC_INT_FLAG_EREF CTC_STAT_EREFIF
- #define CTC_INT_FLAG_CKERR CTC_STAT_CKERR
- #define CTC_INT_FLAG_REFMISS CTC_STAT_REFMISS
- #define CTC_INT_FLAG_TRIMERR CTC_STAT_TRIMERR
- #define CTC_FLAG_CKOK CTC_STAT_CKOKIF
- #define CTC_FLAG_CKWARN CTC_STAT_CKWARNIF
- #define CTC_FLAG_ERR CTC_STAT_ERRIF
- #define CTC_FLAG_EREF CTC_STAT_EREFIF
- #define CTC_FLAG_CKERR CTC_STAT_CKERR
- #define CTC_FLAG_REFMISS CTC_STAT_REFMISS
- #define CTC_FLAG_TRIMERR CTC_STAT_TRIMERR
- void ctc_deinit(void);
- void ctc_counter_enable(void);
- void ctc_counter_disable(void);
- void ctc_irc48m_trim_value_config(uint8_t trim_value);
- void ctc_software_refsource_pulse_generate(void);
- void ctc_hardware_trim_mode_config(uint32_t hardmode);
- void ctc_refsource_polarity_config(uint32_t polarity);
- void ctc_refsource_signal_select(uint32_t refs);
- void ctc_refsource_prescaler_config(uint32_t prescaler);
- void ctc_clock_limit_value_config(uint8_t limit_value);
- void ctc_counter_reload_value_config(uint16_t reload_value);
- uint16_t ctc_counter_capture_value_read(void);
- FlagStatus ctc_counter_direction_read(void);
- uint16_t ctc_counter_reload_value_read(void);
- uint8_t ctc_irc48m_trim_value_read(void);
- FlagStatus ctc_flag_get(uint32_t flag);
- void ctc_flag_clear(uint32_t flag);
- void ctc_interrupt_enable(uint32_t interrupt);
- void ctc_interrupt_disable(uint32_t interrupt);
- FlagStatus ctc_interrupt_flag_get(uint32_t int_flag);
- void ctc_interrupt_flag_clear(uint32_t int_flag);
- #endif
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