| 摘要 |
FIELD: electric engineering. ^ SUBSTANCE: converter of unidirectional signals in multidirectional ones that contains amplifying cascade, optical coupler, the first, second and third resistors, transistor, logical element AND, the first inlet of which is the inlet of converter, the outlet of logical element AND is connected to the first outlet of the first resistor, which differs by the fact that additionally the fourth, fifth, sixth, seventh resistors are introduced, capacitor, optoelectronic switch - inverter, logical element AND-NOT and conversion circuit, the second outlet of the first resistor is connected to the first outlet of the second resistor and transistor base, the emitter of which is connected with the second outlet of the second resistor and negative pole of the first source of power supply (NP1), transistor commutator via the third resistor is connected with the first outlet of optical coupler, the second outlet of which is connected to the positive pole of the first source of power supply (PP1), the third and fourth outlets of optical coupler are connected between each other via the fourth resistor, the amplifying cascade consists of resistive divider in the form of two serially connected resistors and composite transistor, the first outlet of resistive divider is connected with the fifth outlet of optical coupler, the outlet of resistive divider is connected with the first transistor base, the second outlet of resistive divider - with emitter of the second transistor and positive pole of the second source of power supply (PP2), commutators of the first and second transistors are combined between each other and connected with the first inlet of conversion circuit and via the fifth resistor with the first outlet of optoelectronic switch - inverter, the second outlet of which is connected with negative pole of the second source of power supply (NP2) and the fourth outlet of optical coupler, the third outlet of optoelectronic switch - inverter is connected to NP1 and the first outlet of capacitor, the second outlet of which is connected to the first inlet of logical element AND-NOT and via the sixth resistor with the first inlet of logical element AND, the second inlet of which is connected with inverse outlet of logical element AND-NOT, the second outlet of which is connected with the fourth outlet of optoelectronic switch - inverter and via the seventh resistor with the fifth outlet of optoelectronic switch - inverter and PP1, conversion circuit consists of two identical parts, every of which contains microcircuit chip, four relays and four diodes, the first four inlets of microcircuit chip are groups of second inlets of conversion circuit, the fifth and sixth inlets of microcircuit chip are connected to PP1, the seventh and eighth inlets of microcircuit chip are connected to NP2, the ninth inlet of microcircuit chip is connected with PP2, every outlet of microcircuit is accordingly connected with the first inlet of every relay and anode of every diode, the cathode of every diode of both parts of conversion circuit is connected with the second outlet of every relay of both parts and with PP2, the third and fourth outlets of every relay of the first part of conversion circuit are combined and are the outlets of converter, the fifth outlet of every relay of the first part is connected with the third outlet of corresponding relay of the second part, the sixth and eighth outlets of every relay of the first part of conversion circuit are connected with the first inlet of conversion circuit, and sixth and eighth outlets of every relay of the second part - with NP2, the seventh inlet of every relay of the first part is connected with the fourth outlet of corresponding relay of the second part of conversion circuit. ^ EFFECT: expansion of functional resources. ^ 2 dwg |
