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data terminal ready (DTR)

Data Terminal Ready (DTR) is an interface control signal that is generated by the connected data terminal equipment (DTE) and indicates its readiness for operation

. In the 9-pin Sub-D connector ofRS-232-C, pin 4 is occupied by the DTR signal, in the 25-pin connector it is pin 20.

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Englisch: data terminal ready - DTR
Updated at: 30.11.2011
#Words: 25