Tell something about CAN and UDS

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CAN and UDS are communication protocols used in automotive industry.

CAN (Controller Area Network) is a bus communication protocol used in automotive industry for communication between various electronic control units (ECUs) in a vehicle.
UDS (Unified Diagnostic Services) is a diagnostic communication protocol used in automotive industry for communication between a diagnostic tester and an ECU.
CAN is used for real-time communication between ECUs, while UDS is used for diagnostic purposes.
CAN is a message-based protocol, while UDS is a service-based protocol.
Examples of ECUs that communicate using CAN include engine control module, transmission control module, and anti-lock brake system module.
Examples of diagnostic services provided by UDS include reading and clearing diagnostic trouble codes, reading and writing data from and to an ECU, and performing diagnostic routines.

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