Testing – III
Structural Coverage (Code Coverage) Analysis : Test coverage analysis is a two step process, involving requirements-based coverage analysis and structural coverage analysis. The first step analyzes the test cases in […]
Testing – II
Singular Point Tests : In this type of testing each comparison in the logical condition is evaluated with the values representing all possibilities of the condition along with a resolution […]
Testing – I
Unit Testing Phase: Requirements Based Test Coverage Analysis : This is done to verify whether the implementation matches the requirements and only the requirements. Software requirements should contain a finite […]
Requirement’s Testing – II
Testing ARINC 429 Requirement (Typical) : Req : Software shall receive the ARINC Label 314, XY Position as defined below. Test Approach : This requirement, related to communication, should be […]
Requirement’s Testing – I
Testing Requirement with Operator ‘>’: Req : Software shall set TO1 = TRUE when [(TIN1 > 30.0)] Test Approach : Assume that the data range of TIN1 is [-10.0 to […]
DO 178B to DO 178C
Why Changes ? No update since last two decades Advancement in SW Engineering / New Technologies (like MBD, OOT, Formal Methods…) CAST Papers (33 as of today) Tool Qualification How […]
Controller Area Network (CAN)
CAN (Controlled Area Network) Protocol: The CAN communication protocol is a carrier-sense, multiple-access protocol with collision detection and arbitration on message priority (CSMA/CD+AMP). CSMA means that each node on a […]
I2C Protocol
I2C BUS Concept : The I2c bus supports any IC (Integrated Circuit) fabrication process(NMOS,CMOS,Bipolar). Two wires Serial Data (SDA) and Serial Clock (SCL) ,carries information between the devices connected to […]
Embedded Questions
What is interrupt? Ans : Interrupts (also known as traps or exceptions in some processors) are a technique of diverting the processor from the execution of the current program so […]