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enquiry (ENQ)

Enquiry (ENQ), request, is a transmission control character (TC5) in character-oriented protocols such as Binary Synchronous Communication (BSC) or Medium Speed Version

(MSV) with central control. The ENQ character is used by the central station (master station) to request the peripheral data stations (slave stations) to send (poll) or receive data. The transmission control character ENQ from the IA-5 alphabet is used to request a response

from a remote station.

Transmission control character of the IA-5

Transmission control character of the IA-5

alphabet Also used to repeat an acknowledgement and request recovery of a block. In the ASCII character set, ENQ has the ASCII value 005.

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Englisch: enquiry - ENQ
Updated at: 01.09.2017
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