Config Timer#

sl_config_timer_mode_t#

sl_config_timer_mode_t

Enumeration to represent timer modes.

sl_counter_number_t#

sl_counter_number_t

Enumeration to represent timer counter numbers.

sl_counter0_direction_t#

sl_counter0_direction_t

Enumeration to represent timer counter directions.

sl_counter1_direction_t#

sl_counter1_direction_t

sl_config_timer_config_values_t#

sl_config_timer_config_values_t

Enumeration to represent timer-config parameters values.

sl_config_timer_ocu_config_values_t#

sl_config_timer_ocu_config_values_t

Enumeration to represent timer OCU-config parameters values.

sl_config_timer_event_t#

sl_config_timer_event_t

Enumeration to represent various timer input events.

sl_config_timer_action_t#

sl_config_timer_action_t

Enumeration to represent various timer actions.

sl_config_timer_interrupt_flags_values_t#

sl_config_timer_interrupt_flags_values_t

Enumeration to represent various timer interrupt flag values.

sl_config_timer_ocu_params_t#

typedef OCU_PARAMS_T sl_config_timer_ocu_params_t

Renaming OCU parameters structure type.

sl_config_timer_wfg_config_t#

typedef WFG_PARAMS_T sl_config_timer_wfg_config_t

Renaming WFG parameters structure type.

sl_config_timer_pwm_callback_t#

typedef RSI_CT_CALLBACK_T sl_config_timer_pwm_callback_t

Renaming MCPWM callback structure.

sl_config_timer_callback_t#

typedef void(* sl_config_timer_callback_t) (void *callback_flag) )(void *callback_flag)

Typedef for the function pointer of the interrupt callback function.

sl_si91x_config_timer_init#

void sl_si91x_config_timer_init (void )

Initialize config-timer output GPIO pins and configures clock as 16 MHz.

Returns

• none

sl_si91x_config_timer_set_mode#

sl_status_t sl_si91x_config_timer_set_mode (sl_config_timer_mode_t mode)

Set Config-timer mode as 32-bit or 16-bit counters.

• Pre-conditions:

  • sl_si91x_config_timer_init();

Returns

• status 0 if successful, else error-code as follow SL_STATUS_INVALID_MODE (0x0024) - 'mode' parameter value is invalid.

  • SL_STATUS_OK (0x0000) - Success, timer-mode is set properly

sl_si91x_config_timer_set_configuration#

sl_status_t sl_si91x_config_timer_set_configuration (sl_config_timer_config_t * timer_config_ptr)

Set Config-timer configurations such as 32-bit or 16-bit mode, periodic mode, software trigger enable, soft reset enable, buffer enable, sync trigger enable and direction.

• Pre-conditions:

  • sl_si91x_config_timer_init();

Returns

• status 0 if successful, else error-code as follow SL_STATUS_NULL_POINTER (0x0022) - The parameter is null pointer.

  • SL_STATUS_INVALID_PARAMETER (0x0021) - Counter direction parameter has invalid value.

  • SL_STATUS_OK (0x0000) - Success, timer-mode is set properly

sl_si91x_config_timer_reset_configuration#

void sl_si91x_config_timer_reset_configuration (void )

Reset config-timer parameters such as sets 16-bit mode, sets up-counter direction and disables periodic mode, soft reset, buffer, sync & software trigger of counters.

Returns

• none

sl_si91x_config_timer_set_ocu_configuration#

sl_status_t sl_si91x_config_timer_set_ocu_configuration (sl_config_timer_ocu_config_t * ocu_config_ptr)

Set Config-timer OCU configurations such as enables outputs in OCU mode, OCU-DMA mode, channel sync with OCU outputs, 8-bit mode for OCU outputs for both counters.

• Pre-conditions:

  • sl_si91x_config_timer_init();

• sl_si91x_config_timer_set_configuration();

Returns

• status 0 if successful, else error-code as follow SL_STATUS_NULL_POINTER (0x0022) - The parameter is null pointer.

  • SL_STATUS_OK (0x0000) - Success, timer-mode is set properly.

sl_si91x_config_timer_reset_ocu_configuration#

void sl_si91x_config_timer_reset_ocu_configuration (void )

Reset config-timer OCU parameters such as sets 16-bit mode, sets up-counter direction and disables DMA mode, channel sync and 8-bit mode for OCU outputs.

Returns

• none

sl_si91x_config_timer_set_ocu_control#

sl_status_t sl_si91x_config_timer_set_ocu_control (sl_config_timer_ocu_control_t * ocu_params)

Set Config-timer OCU mode first and next threshold values for counter-0 & counter-1 outputs , register PWM callback, Enable DMA support for counters.

• Pre-conditions:

  • sl_si91x_config_timer_init();

• sl_si91x_config_timer_set_ocu_configuration();

Returns

• status 0 if successful, else error-code as follow SL_STATUS_NULL_POINTER (0x0022) - The parameter is null pointer.

  • SL_STATUS_OK (0x0000) - Success, timer-mode is set properly.

sl_si91x_config_timer_set_wfg_configuration#

sl_status_t sl_si91x_config_timer_set_wfg_configuration (sl_config_timer_wfg_config_t * wfg_config_ptr)

Set Config-timer WFG mode configurations such as select toggle high, low and peak for counter-0 & counter-1 outputs.

• Pre-conditions:

  • sl_si91x_config_timer_init();

Returns

• status 0 if successful, else error-code as follow SL_STATUS_NULL_POINTER (0x0022) - The parameter is null pointer.

  • SL_STATUS_OK (0x0000) - Success, timer-mode is set properly.

sl_si91x_config_timer_set_initial_count#

sl_status_t sl_si91x_config_timer_set_initial_count (sl_config_timer_mode_t mode, uint32_t counter0_initial_value, uint32_t counter1_initial_value)

Set Config-timer initial count as per timer mode.

• Pre-conditions:

  • sl_si91x_config_timer_init();

• l_si91x_config_timer_set_configuration();

Returns

• status 0 if successful, else error-code as follow SL_STATUS_INVALID_MODE (0x0024) - 'mode' parameter value is invalid.

  • SL_STATUS_OK (0x0000) - Success, initial-count is set properly

sl_si91x_config_timer_set_match_count#

sl_status_t sl_si91x_config_timer_set_match_count (sl_config_timer_mode_t mode, sl_counter_number_t counter_number, uint32_t match_value)

Set Config-timer match-count as per timer mode and counter-number.

• Pre-conditions:

  • sl_si91x_config_timer_init();

• l_si91x_config_timer_set_configuration();

Returns

• status 0 if successful, else error-code as follow SL_STATUS_INVALID_MODE (0x0024) - 'mode' parameter value is invalid.

  • SL_STATUS_INVALID_PARAMETER 0x0021) - 'counter_number' parameter value is invalid.

  • SL_STATUS_OK (0x0000) - Success, match-value is set properly

sl_si91x_config_timer_get_count#

sl_status_t sl_si91x_config_timer_get_count (sl_config_timer_mode_t mode, sl_counter_number_t counter_number, uint32_t * count_value)

Get Config-timer current count as per timer mode and counter-number.

• Pre-conditions:

  • sl_si91x_config_timer_init();

• l_si91x_config_timer_set_configuration();

Returns

• status 0 if successful, else errorcode SL_STATUS_INVALID_MODE (0x0024) - 'mode' parameter value is invalid.

  • SL_STATUS_INVALID_PARAMETER 0x0021) - 'counter_number' parameter value is invalid.

  • SL_STATUS_NULL_POINTER (0x0022) - The parameter 'count_value' is null pointer.

  • SL_STATUS_OK (0x0000) - Success, count-value is set properly

sl_si91x_config_timer_reset_counter#

sl_status_t sl_si91x_config_timer_reset_counter (sl_counter_number_t counter_number)

Soft reset Config-timer counter.

• Pre-conditions:

  • sl_si91x_config_timer_init();

• l_si91x_config_timer_set_configuration();

Returns

• status 0 if successful, else error-code as follow SL_STATUS_INVALID_PARAMETER 0x0021) - 'counter_number' parameter value is invalid.

  • SL_STATUS_OK (0x0000) - Success, count-value is set properly

sl_si91x_config_timer_start_on_software_trigger#

sl_status_t sl_si91x_config_timer_start_on_software_trigger (sl_counter_number_t counter_number)

Start config-timer counter by software trigger.

• Pre-conditions:

  • sl_si91x_config_timer_init();

• l_si91x_config_timer_set_configuration(),keep software trigger disable here

Returns

• status 0 if successful, else error-code as follow SL_STATUS_INVALID_PARAMETER 0x0021) - 'counter_number' parameter value is invalid.

  • SL_STATUS_OK (0x0000) - Success, count-value is set properly

sl_si91x_config_timer_select_action_event#

sl_status_t sl_si91x_config_timer_select_action_event (sl_config_timer_action_t action, sl_config_timer_event_t select_event_counter0, sl_config_timer_event_t select_event_counter1)

Select external input event for triggering selected timer-action such as start, stop, continue, halt, increment, capture, interrupt and output.

• Pre-conditions:

  • sl_si91x_config_timer_init();

• sl_si91x_config_timer_set_configuration(), keep software trigger disable here

• sl_si91x_config_timer_register_callback(), keep event interrupt flag enable for respective counter

Returns

• status 0 if successful, else error-code as follow SL_STATUS_INVALID_PARAMETER 0x0021) - Selected input event or action parameter value is invalid.

  • SL_STATUS_OK (0x0000) - Success, count-value is set properly

sl_si91x_config_timer_configure_action_event#

sl_status_t sl_si91x_config_timer_configure_action_event (sl_config_action_event_t * event_config_handle)

Configure external input-event's AND-event and OR-event for triggering selected timer-action such as start, stop, continue, halt, increment, capture, interrupt and output.

• Pre-conditions:

  • sl_si91x_config_timer_init();

• sl_si91x_config_timer_set_configuration(), keep software trigger disable here sl_si91x_config_timer_register_callback(), keep event interrupt flag enable for respective counter sl_si91x_config_timer_select_action_event(), first selects the input event for respective action for respective counter

Returns

• status 0 if successful, else error-code as follow SL_STATUS_NULL_POINTER (0x0022) - The parameter is null pointer.

  • SL_STATUS_INVALID_PARAMETER 0x0021) - and-event or or-event or event-valid-bits value is invalid.

  • SL_STATUS_OK (0x0000) - Success, count-value is set properly

sl_si91x_config_timer_register_callback#

sl_status_t sl_si91x_config_timer_register_callback (sl_config_timer_callback_t on_config_timer_callback, void * callback_flag_value, sl_config_timer_interrupt_flags_t * interrupt_flags)

Register callback of timer interrupt and enabling respective interrupts as per selected interrupt flag.

• Pre-conditions:

  • sl_si91x_config_timer_init();

• sl_si91x_config_timer_set_configuration(), keep software trigger disable here sl_si91x_config_timer_unregister_timeout_callback(), if already registered for any interrupt

Returns

• status 0 if successful, else error-code as follow SL_STATUS_NULL_POINTER (0x0022) - parameter is a null pointer.

  • SL_STATUS_BUSY (0x0004) - The callback is already registered, unregister previous callback before registering new one.

  • SL_STATUS_OK (0x0000) - Successfully registered timer timer-out callback.

sl_si91x_config_timer_unregister_callback#

sl_status_t sl_si91x_config_timer_unregister_callback (sl_config_timer_interrupt_flags_t * interrupt_flags)

sl_si91x_config_timer_resume_halt_event#

sl_status_t sl_si91x_config_timer_resume_halt_event (sl_counter_number_t counter_number)

Resume halt operation of Config-timer counter.

• Pre-conditions:

  • sl_si91x_config_timer_init();

• l_si91x_config_timer_set_configuration();

Returns

• status 0 if successful, else error-code as follow SL_STATUS_INVALID_PARAMETER 0x0021) - 'counter_number' parameter value is invalid.

  • SL_STATUS_OK (0x0000) - Success, count-value is set properly

sl_si91x_config_timer_read_capture#

sl_status_t sl_si91x_config_timer_read_capture (sl_counter_number_t counter_number, uint16_t * capture_value)

Get Config-timer counter count value on occurrence of capture event occurrence.

• Pre-conditions:

  • sl_si91x_config_timer_init();

• l_si91x_config_timer_set_configuration();

• sl_si91x_config_timer_select_action_event(), first select events for capture action

Returns

• status 0 if successful, else error-code as follow SL_STATUS_NULL_POINTER (0x0022) - The parameter 'capture_value' is null pointer.

  • SL_STATUS_INVALID_PARAMETER 0x0021) - 'counter_number' parameter value is invalid.

  • SL_STATUS_OK (0x0000) - Success, count-value is set properly

sl_si91x_config_timer_set_counter_sync#

sl_status_t sl_si91x_config_timer_set_counter_sync (sl_counter_number_t counter_number, uint8_t sync_counter_value)

Sync counter output with other channels, as per sync_counter_value.

• Pre-conditions:

  • sl_si91x_config_timer_init();

• l_si91x_config_timer_set_configuration();

Returns

• status 0 if successful, else error-code as follow SL_STATUS_INVALID_PARAMETER 0x0021) - 'counter_number' parameter value is invalid.

  • SL_STATUS_OK (0x0000) - Success, count-value is set properly

sl_si91x_config_timer_set_output_adc_pin#

sl_status_t sl_si91x_config_timer_set_output_adc_pin (uint8_t pin1, uint8_t pin2)

Sync counter output with other channels.

• Pre-conditions:

  • sl_si91x_config_timer_init();

• l_si91x_config_timer_set_configuration();

Returns

• status 0 if successful, else error-code as follow SL_STATUS_INVALID_PARAMETER 0x0021) - 'counter_number' parameter value is invalid.

  • SL_STATUS_OK (0x0000) - Success, count-value is set properly

sl_si91x_config_timer_set_wfg_compare_values#

sl_status_t sl_si91x_config_timer_set_wfg_compare_values (sl_counter_number_t counter_number, sl_config_timer_ocu_params_t * ocu_params)

sl_si91x_config_timer_deinit#

void sl_si91x_config_timer_deinit (void )

De-initialize config-timer by disabling its clock.

Returns

• none

Note

• Unregisters the callback and disables all config timer interrupts.

sl_si91x_config_timer_get_version#

sl_config_timer_version_t sl_si91x_config_timer_get_version (void )

Get the release version of the Config-timer.

Returns

• (sl_config_version_t) type structure

CT#

#define CT

CT0

pointer to CT base address