Pulse Width Modulation (PWM) driver for SAM.
Copyright (c) 2011-2019 Microchip Technology Inc. and its subsidiaries.
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| enum | _pwm_ch_t {
PWM_CHANNEL_0 = 0,
PWM_CHANNEL_1 = 1,
PWM_CHANNEL_2 = 2,
PWM_CHANNEL_3 = 3,
PWM_CHANNEL_4 = 4,
PWM_CHANNEL_5 = 5,
PWM_CHANNEL_6 = 6,
PWM_CHANNEL_7 = 7
} |
| | Definitions for PWM channel number. More...
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| enum | pmc_cmp_unit_t {
PWM_CMP_UNIT_0 = 0,
PWM_CMP_UNIT_1 = 1,
PWM_CMP_UNIT_2 = 2,
PWM_CMP_UNIT_3 = 3,
PWM_CMP_UNIT_4 = 4,
PWM_CMP_UNIT_5 = 5,
PWM_CMP_UNIT_6 = 6,
PWM_CMP_UNIT_7 = 7
} |
| | Definitions for PWM comparison unit. More...
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| enum | pwm_align_t {
PWM_ALIGN_LEFT = (0 << 8),
PWM_ALIGN_CENTER = (1 << 8)
} |
| | Definitions for PWM channel alignment. More...
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| enum | pwm_cmp_interrupt_t {
PWM_CMP_MATCH = 8,
PWM_CMP_UPDATE = 16
} |
| | Definitions for PWM comparison interrupt. More...
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| enum | pwm_counter_event_t {
PWM_EVENT_PERIOD_END = (0 << 10),
PWM_EVENT_PERIOD_HALF_END = (1 << 10)
} |
| | Definitions for PWM event. More...
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| enum | pwm_fault_id_t {
PWM_FAULT_MAINOSC = (1 << 0),
PWM_FAULT_PWMFI2 = (1 << 1),
PWM_FAULT_PWMFI0 = (1 << 2),
PWM_FAULT_PWMFI1 = (1 << 3)
} |
| | Definitions for PWM fault input ID. More...
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| enum | pwm_leading_edge_blanking_mode_t {
PWM_LEADING_EDGE1_MODE_LINC = PWM_LEBR1_PWMLFEN,
PWM_LEADING_EDGE1_MODE_LDEC = PWM_LEBR1_PWMLREN,
PWM_LEADING_EDGE1_MODE_HINC = PWM_LEBR1_PWMHFEN,
PWM_LEADING_EDGE1_MODE_HDEC = PWM_LEBR1_PWMHREN,
PWM_LEADING_EDGE2_MODE_LINC = PWM_LEBR2_PWMLFEN,
PWM_LEADING_EDGE2_MODE_LDEC = PWM_LEBR2_PWMLREN,
PWM_LEADING_EDGE2_MODE_HINC = PWM_LEBR2_PWMHFEN,
PWM_LEADING_EDGE2_MODE_HDEC = PWM_LEBR2_PWMHREN
} |
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| enum | pwm_level_t {
PWM_LOW = LOW,
PWM_HIGH = HIGH,
PWM_HIGHZ
} |
| | Definitions for PWM level. More...
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| enum | pwm_pdc_interrupt_t {
PWM_PDC_TX_END = (1 << 1),
PWM_PDC_TX_EMPTY = (1 << 2)
} |
| | Definitions for PWM PDC transfer interrupt. More...
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| enum | pwm_pdc_request_mode_t {
PWM_PDC_UPDATE_PERIOD_ELAPSED = (0 << 20),
PWM_PDC_COMPARISON_MATCH = (1 << 20)
} |
| | Definitions for PWM PDC transfer request mode. More...
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| enum | pwm_protect_reg_group_t {
PWM_GROUP_CLOCK = (1 << 0),
PWM_GROUP_DISABLE = (1 << 1),
PWM_GROUP_MODE = (1 << 2),
PWM_GROUP_PERIOD = (1 << 3),
PWM_GROUP_DEAD_TIME = (1 << 4),
PWM_GROUP_FAULT = (1 << 5)
} |
| | Definitions of PWM register group. More...
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| enum | pwm_spread_spectrum_mode_t {
PWM_SPREAD_SPECTRUM_MODE_TRIANGULAR = 0,
PWM_SPREAD_SPECTRUM_MODE_RANDOM
} |
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| enum | pwm_stepper_motor_pair_t {
PWM_STEPPER_MOTOR_CH_0_1 = 0,
PWM_STEPPER_MOTOR_CH_2_3 = 1,
PWM_STEPPER_MOTOR_CH_4_5 = 2,
PWM_STEPPER_MOTOR_CH_6_7 = 3
} |
| | Definitions for PWM channels used by motor stepper. More...
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| enum | pwm_sync_interrupt_t {
PWM_SYNC_WRITE_READY = (1 << 0),
PWM_SYNC_UNDERRUN = (1 << 3)
} |
| | Definitions for PWM synchronous channels interrupt. More...
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| enum | pwm_sync_update_mode_t {
PWM_SYNC_UPDATE_MODE_0 = PWM_SCM_UPDM_MODE0,
PWM_SYNC_UPDATE_MODE_1 = PWM_SCM_UPDM_MODE1,
PWM_SYNC_UPDATE_MODE_2 = PWM_SCM_UPDM_MODE2
} |
| | Definitions for PWM synchronous channels update mode. More...
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| void | pwm_channel_disable (Pwm *p_pwm, uint32_t ul_channel) |
| | Disable the PWM channel. More...
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| void | pwm_channel_disable_interrupt (Pwm *p_pwm, uint32_t ul_event, uint32_t ul_fault) |
| | Disable the interrupt of a channel counter event and fault protection. More...
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| void | pwm_channel_enable (Pwm *p_pwm, uint32_t ul_channel) |
| | Enable the PWM channel. More...
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| void | pwm_channel_enable_interrupt (Pwm *p_pwm, uint32_t ul_event, uint32_t ul_fault) |
| | Enable the interrupt of a channel counter event and fault protection. More...
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| uint32_t | pwm_channel_get_counter (Pwm *p_pwm, pwm_channel_t *p_channel) |
| | Return channel counter value. More...
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| uint32_t | pwm_channel_get_interrupt_mask (Pwm *p_pwm) |
| | Get channel counter event and fault protection trigger interrupt mask. More...
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| uint32_t | pwm_channel_get_interrupt_status (Pwm *p_pwm) |
| | Get channel counter event and fault protection trigger interrupt status. More...
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| uint32_t | pwm_channel_get_status (Pwm *p_pwm) |
| | Check which PWM channel is enabled. More...
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| uint32_t | pwm_channel_init (Pwm *p_pwm, pwm_channel_t *p_channel) |
| | Initialize one PWM channel. More...
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| void | pwm_channel_update_dead_time (Pwm *p_pwm, pwm_channel_t *p_channel, uint16_t us_deadtime_pwmh, uint16_t us_deadtime_pwml) |
| | Change dead-time value for PWM outputs. More...
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| uint32_t | pwm_channel_update_duty (Pwm *p_pwm, pwm_channel_t *p_channel, uint32_t ul_duty) |
| | Change the duty cycle of the PWM channel. More...
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| void | pwm_channel_update_output (Pwm *p_pwm, pwm_channel_t *p_channel, pwm_output_t *p_output, bool b_sync) |
| | Change output selection of the PWM channel. More...
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| uint32_t | pwm_channel_update_period (Pwm *p_pwm, pwm_channel_t *p_channel, uint32_t ul_period) |
| | Change the period of the PWM channel. More...
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| void | pwm_channel_update_polarity_mode (Pwm *p_pwm, pwm_channel_t *p_channel, bool polarity_inversion_flag, pwm_level_t polarity_value) |
| | Change polarity mode. More...
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| void | pwm_channel_update_spread (Pwm *p_pwm, pwm_channel_t *p_channel, uint32_t ul_spread) |
| | Change spread spectrum value. More...
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| uint32_t | pwm_cmp_change_setting (Pwm *p_pwm, pwm_cmp_t *p_cmp) |
| | Change the setting of PWM comparison. More...
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| void | pwm_cmp_disable_interrupt (Pwm *p_pwm, uint32_t ul_sources, pwm_cmp_interrupt_t type) |
| | Disable the interrupt of comparison. More...
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| void | pwm_cmp_enable_interrupt (Pwm *p_pwm, uint32_t ul_sources, pwm_cmp_interrupt_t type) |
| | Enable the interrupt of comparison. More...
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| uint32_t | pwm_cmp_get_period_counter (Pwm *p_pwm, uint32_t ul_cmp_unit) |
| | Report the value of the comparison period counter. More...
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| uint32_t | pwm_cmp_get_update_counter (Pwm *p_pwm, uint32_t ul_cmp_unit) |
| | Report the value of the comparison update period counter. More...
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| uint32_t | pwm_cmp_init (Pwm *p_pwm, pwm_cmp_t *p_cmp) |
| | Initialize PWM comparison unit. More...
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| void | pwm_disable_protect (Pwm *p_pwm, uint32_t ul_group) |
| | Disable PWM write protect. More...
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| void | pwm_enable_protect (Pwm *p_pwm, uint32_t ul_group, bool b_sw) |
| | Enable PWM write protect. More...
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| void | pwm_fault_clear_status (Pwm *p_pwm, pwm_fault_id_t id) |
| | Clear a fault input. More...
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| pwm_level_t | pwm_fault_get_input_level (Pwm *p_pwm, pwm_fault_id_t id) |
| | Get the level of a fault input. More...
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| uint32_t | pwm_fault_get_status (Pwm *p_pwm) |
| | Get fault status. More...
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| uint32_t | pwm_fault_init (Pwm *p_pwm, pwm_fault_t *p_fault) |
| | Initialize the behavior of a fault input. More...
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| uint32_t | pwm_get_interrupt_mask (Pwm *p_pwm) |
| | Get interrupt mask of PDC transfer, synchronous channels and comparison. More...
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| uint32_t | pwm_get_interrupt_status (Pwm *p_pwm) |
| | Get interrupt status of PDC transfer, synchronous channels and comparison. More...
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| bool | pwm_get_protect_status (Pwm *p_pwm, pwm_protect_t *p_protect) |
| | Get PWM write protect status. More...
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| uint32_t | pwm_init (Pwm *p_pwm, pwm_clock_t *clock_config) |
| | Initialize the PWM source clock (clock A and clock B). More...
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| void | pwm_pdc_disable_interrupt (Pwm *p_pwm, uint32_t ul_sources) |
| | Disable the interrupt of PDC transfer. More...
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| void | pwm_pdc_enable_interrupt (Pwm *p_pwm, uint32_t ul_sources) |
| | Enable the interrupt of PDC transfer. More...
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| void | pwm_pdc_set_request_mode (Pwm *p_pwm, pwm_pdc_request_mode_t request_mode, uint32_t ul_cmp_unit) |
| | Set PDC transfer request mode. More...
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| void | pwm_set_dma_duty (Pwm *p_pwm, uint32_t ul_dma_duty_value) |
| | Set dma duty. More...
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| void | pwm_set_ext_trigger_mode (Pwm *p_pwm, pwm_channel_t *p_channel, uint32_t ul_mode) |
| | set external trigger mode. More...
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| void | pwm_stepper_motor_init (Pwm *p_pwm, pwm_stepper_motor_pair_t pair, bool b_enable_gray, bool b_down) |
| | Initialize PWM stepper motor mode. More...
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| void | pwm_sync_change_period (Pwm *p_pwm, uint32_t ul_update_period) |
| | Change the wanted time between each update of the synchronous channels. More...
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| void | pwm_sync_disable_interrupt (Pwm *p_pwm, uint32_t ul_sources) |
| | Disable the interrupt of synchronous channels. More...
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| void | pwm_sync_enable_interrupt (Pwm *p_pwm, uint32_t ul_sources) |
| | Enable the interrupt of synchronous channel. More...
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| uint32_t | pwm_sync_get_period_counter (Pwm *p_pwm) |
| | Get the value of the synchronization update period counter. More...
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| uint32_t | pwm_sync_init (Pwm *p_pwm, pwm_sync_update_mode_t mode, uint32_t ul_update_period) |
| | Initialize synchronous channels update mode and period. More...
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| void | pwm_sync_unlock_update (Pwm *p_pwm) |
| | Unlock the update of synchronous channels. More...
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1.8.5