uRTEDemo_03_Nucleo-F446RE_SystemStates_10_Model

Safety-Requirement - SafetyRequirement_110

Hardware Interfacing

How to read and write data form and to hardware.

Warnings

Testing Warnings (1)

Testing Warnings for SafetyRequirement Hardware Interfacing
Testing warnings are related to the tests in the testing layer and their depedencies.

(SafetyRequirement_110) Hardware Interfacing is not referencing a test and not all refinements reference a test.

Requirements Warnings (1)

Requirements Warnings for SafetyRequirement Hardware Interfacing
Requirements warnings are related to the requirements layer.

(SafetyRequirement_110) Hardware Interfacing is not rejected or implemented.

Diagrams

Requirements Model
Logical Function Model
Software units
Signals
Global variables
Activation Events
Hardware Model
Testing Model

Safety

Required
SIL derivedQM
SIL manualderived
SILQM

Properties

Base
NameHardware Interfacing
Type SafetyRequirement
Description

How to read and write data form and to hardware.
User-IDSafetyRequirement_110
UID_BD55wOglEeyW7KW0StAaTw
Package
Meta-Data
AuthorThomas Barth
Creation DateThu Jun 09 20:50:22 CEST 2022
Start Date
Deadline
Expense0.0
ResponsibeThomas Barth
Categoryproduct
Typefunctional
Statusapproved
Stereotype
Function TypeSystem_Function
Tests
Associated Implementation

Software units (2)

Software-Components this requirement is mapped to.

Unit Parent Function calls Technical Functions Requirements Type Tasks WCET Stack ROM Globals ProtectionSets SIL req SIL ach sub Technical Functions (R) sub Requirements (R) Has a return value (R) SystemStates (R) Ingoing Trigger Ports (R) Outgoing Trigger Ports (R) Ingoing Data Ports (R) Outgoing Data Ports (R) Signals (D) Runnables (D) DataType (D) Is Synchronous (D) Hardware (D) Ports (G) Callers (F) Return Type (F) Parameters (F)
ButtonRead

Reads the current button state from hardware

 Button
InDriver 0 0 0
QM QM - - - - - - - - uRTE_boolean_t true - - - -
drv_LED

Hardware write-Interface towards the LED

 LED
OutDriver 0 0 0
QM QM - - - - - - - - uRTE_boolean_t true - - - -
(Safety)Requirement dependencies

Refining (Safety)Requirements (1)

(Safety)Requirements this Safety Requirement is refined by.

(Safety)Requirement Parent User-ID Author Creation Date Start Date Deadline Expense Responsibe Category Type Status Function Type SIL derived SIL manual SIL effective Tests Technical Functions Software Hardware Signals Global variables Activation events Use-Cases User-Stories Refining Conflicting refined by conflicted by
(SafetyRequirement_111) SignalLayer features

Demonstrate the use of scalers and validators.
Make use of age restrictions, checksums and pointer access.

 SafetyRequirement_111 Thu Jun 09 20:52:41 CEST 2022 0.0 product functional approved System_Function QM derived QM

Requirement Layer

Hazard Scenarios (1)

Hazard Scenarios for associated Hazardous Events.

Hazard Scenario Parent Hazard Events
Potential customers don't like the tool

This would be very sad.

Hazardous Events (2)

Hazardous Events for associated Safety Goals.

Hazardous Event Parent Probability Controllability Effect SIL Safety-Goals
Complexity

The user might think µRTE is hard to use.

 QM
Unknown features

The customer might not see the full spectrum of features µRTE comes with.

 QM

Safetygoals (1)

Safety Goals linking to this Requirement.

Safety Goal Parent Function Type SIL derived SIL manual SIL effective Safe State Safety Requirements
Show most important features in an lightweight demo

An small demo model with the most important features shall show the most important features of µRTE.

 System_Function QM derived QM Show slides