Functional Requirements for the Timer Module
==============================================

.. req:: label
   :id: REQ_INT3_1732899866
   :status: Draft
   :date-released:
   :priority: Low
   :submitted-by: Emina Mesic
   :modified-by:
   :category: Functional
   :safety-asil: 
   :references: 
   :verification-and-validation: 

   The function must enable the timer clock.

.. req:: label
   :id: REQ_INT3_1732899876
   :status: Draft
   :date-released:
   :priority: Low
   :submitted-by: Emina Mesic
   :modified-by:
   :category: Functional
   :safety-asil: 
   :references: 
   :verification-and-validation: 

   The function must configure the GPIO pin to its alternate function mode.

.. req:: label
   :id: REQ_INT3_1732899895
   :status: Draft
   :date-released:
   :priority: Low
   :submitted-by: Emina Mesic
   :modified-by:
   :category: Functional
   :safety-asil: 
   :references: 
   :verification-and-validation: 

   The function must set the GPIO pin as an output to allow PWM generation.

.. req:: label
   :id: REQ_INT3_1732899916
   :status: Draft
   :date-released:
   :priority: Low
   :submitted-by: Emina Mesic
   :modified-by:
   :category: Functional
   :safety-asil: 
   :references: 
   :verification-and-validation: 

   The function must clear the TIM_CCMR register bits. 

.. req:: label
   :id: REQ_INT3_1732899927
   :status: Draft
   :date-released:
   :priority: Low
   :submitted-by: Emina Mesic
   :modified-by:
   :category: Functional
   :safety-asil: 
   :references: 
   :verification-and-validation: 

   The function must enable the output compare mode.

.. req:: label
   :id: REQ_INT3_1732899936
   :status: Draft
   :date-released:
   :priority: Low
   :submitted-by: Emina Mesic
   :modified-by:
   :category: Functional
   :safety-asil: 
   :references: 
   :verification-and-validation: 

   The function must enable preload mode.

.. req:: label
   :id: REQ_INT3_1732899952
   :status: Draft
   :date-released:
   :priority: Low
   :submitted-by: Emina Mesic
   :modified-by:
   :category: Functional
   :safety-asil: 
   :references: 
   :verification-and-validation: 

   The function must calculate the timer period.

.. req:: label
   :id: REQ_INT3_1732899972
   :status: Draft
   :date-released:
   :priority: Low
   :submitted-by: Emina Mesic
   :modified-by:
   :category: Functional
   :safety-asil: 
   :references: 
   :verification-and-validation: 
   
   The function must determine the prescaler value.

.. req:: label
   :id: REQ_INT3_1732899963
   :status: Draft
   :date-released:
   :priority: Low
   :submitted-by: Emina Mesic
   :modified-by:
   :category: Functional
   :safety-asil: 
   :references: 
   :verification-and-validation: 

   The function must set the prescaler in the TIM_PSC register. 

.. req:: label
   :id: REQ_INT3_1732900014
   :status: Draft
   :date-released:
   :priority: Low
   :submitted-by: Emina Mesic
   :modified-by:
   :category: Functional
   :safety-asil: 
   :references: 
   :verification-and-validation: 

   The function must calculate the ARR value.

.. req:: label
   :id: REQ_INT3_1732900022
   :status: Draft
   :date-released:
   :priority: Low
   :submitted-by: Emina Mesic
   :modified-by:
   :category: Functional
   :safety-asil: 
   :references: 
   :verification-and-validation: 

   The function must set the ARR value in the TIM_ARR register. 

.. req:: label
   :id: REQ_INT3_1732900041
   :status: Draft
   :date-released:
   :priority: Low
   :submitted-by: Emina Mesic
   :modified-by:
   :category: Functional
   :safety-asil: 
   :references: 
   :verification-and-validation: 

   The function must calculate the CCR value. 

.. req:: label
   :id: REQ_INT3_1732900036
   :status: Draft
   :date-released:
   :priority: Low
   :submitted-by: Emina Mesic
   :modified-by:
   :category: Functional
   :safety-asil: 
   :references: 
   :verification-and-validation: 

   The function must write the CCR value to the TIM_CCR register.

.. req:: label
   :id: REQ_INT3_1732900030
   :status: Draft
   :date-released:
   :priority: Low
   :submitted-by: Emina Mesic
   :modified-by:
   :category: Functional
   :safety-asil: 
   :references: 
   :verification-and-validation: 

   The function must start the timer by setting the CEN bit in the TIM_CR1 register.

.. req:: label
   :id: REQ_INT3_1732900062
   :status: Draft
   :date-released:
   :priority: Low
   :submitted-by: Emina Mesic
   :modified-by:
   :category: Functional
   :safety-asil: 
   :references: 
   :verification-and-validation: 

   The function must enable the output channel.