Valve detection device and operating method thereof
First Claim
1. An operating method of a valve control device, wherein the valve control device comprises a driving circuit and the driving circuit comprises a plurality of solenoid valve terminals and a sensing terminal, said operating method comprising:
- sending a first set of the control signals to the driving circuit;
sending a detection signal;
sensing a voltage level at the sensing terminal when the detection signal is sent to one of the solenoid valve terminals and obtaining a sensing result accordingly; and
repeating the step of sensing the voltage level until all the sensing results of the solenoid valve terminals are obtained,wherein a first sub-circuit of the driving circuit is disabled in response to the first set of the control signals.
1 Assignment
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Accused Products
Abstract
A valve operating method for a sprinkler system with a plurality of electrical valves is disclosed. The method includes the following steps: receiving a user generated query signal; generating a first set of the control signals to a driving circuit of the plurality of electrical valves of the sprinkler system in response to the query signal; generating a detection signal successive to the first set of the control signals; orderly sending the detection signal to the plurality of solenoid valves; and sensing a voltage level of a sensing terminal of the driving circuit, and obtaining a sensing result accordingly. A first sub-circuit of the driving circuit is disabled in response to the first set of the control signals. The valve control device include electronic parts to implement the above-mentioned steps is also disclosed.
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Citations
18 Claims
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1. An operating method of a valve control device, wherein the valve control device comprises a driving circuit and the driving circuit comprises a plurality of solenoid valve terminals and a sensing terminal, said operating method comprising:
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sending a first set of the control signals to the driving circuit; sending a detection signal; sensing a voltage level at the sensing terminal when the detection signal is sent to one of the solenoid valve terminals and obtaining a sensing result accordingly; and repeating the step of sensing the voltage level until all the sensing results of the solenoid valve terminals are obtained, wherein a first sub-circuit of the driving circuit is disabled in response to the first set of the control signals. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A valve control device, comprising:
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a driving circuit, comprising; a plurality of solenoid valve terminals which are configured to connect to a plurality of solenoid valves; a sensing terminal; a switch having at least one input terminal and a plurality of output terminals which are electronically coupled to the plurality of solenoid valve terminals, respectively, wherein the switch connects the at least one input terminal with one of the plurality of output terminals according to a switch signal; a first sub-circuit electronically coupled to the at least one input terminal of the switch; and a second sub-circuit electronically coupled to the at least one input terminal of the switch; a microcontroller unit electronically coupled to the driving circuit, sending a first set of the control signals to the driving circuit and sending a detection signal; and a microprocessor electronically coupled to the driving circuit and the microcontroller unit, repeatedly sensing a voltage level at the sensing terminal when the detection signal is sent to one of the solenoid valve terminals and obtaining a sensing result accordingly until all the sensing results of the solenoid valve terminals are obtained, and sending the switch signal to the switch, wherein the first sub-circuit is disabled in response to the first set of the control signals. - View Dependent Claims (8, 9, 10, 11, 12)
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13. A non-transitory computer-readable storage medium storing a program, causing a valve control device to perform a valve control process, wherein the valve control device comprises a driving circuit and the driving circuit comprises a plurality of solenoid valve terminals and a sensing terminal, said valve control process comprising:
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sending a first set of the control signals to the driving circuit; sending a detection signal; sensing a voltage level at the sensing terminal when the detection signal is sent to one of the solenoid valve terminals and obtaining a sensing result accordingly; and repeating the step of sensing the voltage level until all the sensing results of the solenoid valve terminals are obtained, wherein a first sub-circuit of the driving circuit is disabled in response to the first set of the control signals. - View Dependent Claims (14, 15, 16, 17, 18)
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Specification