CN205750325U - A kind of electronic clock control circuit - Google Patents
A kind of electronic clock control circuit Download PDFInfo
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- CN205750325U CN205750325U CN201520907178.4U CN201520907178U CN205750325U CN 205750325 U CN205750325 U CN 205750325U CN 201520907178 U CN201520907178 U CN 201520907178U CN 205750325 U CN205750325 U CN 205750325U
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- 230000001360 synchronised effect Effects 0.000 claims abstract description 8
- 230000000087 stabilizing effect Effects 0.000 claims description 18
- 239000003990 capacitor Substances 0.000 claims description 6
- 238000011022 operating instruction Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 11
- 239000013078 crystal Substances 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
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Abstract
The open a kind of electronic clock control circuit of this utility model, it includes that MCU Main Processing Unit and display unit, button arrange unit and power supply unit, and MCU Main Processing Unit connects the connection interface for being synchronized with in MCU Main Processing Unit by current time data；Power supply unit includes battery backup and AC supply module, and AC supply module arranges unit with MCU Main Processing Unit, display unit, button respectively and battery backup is connected.This utility model passes through the connection interface described in factory's Special adapter connection before dispatching from the factory, so that current time is synchronized in MCU Main Processing Unit, and by battery backup, MCU Main Processing Unit is powered, to cause MCU Main Processing Unit can preserve current time data and continue the renewal time, as long as so that AC supply module is connected civil power by user, electronic clock can show current time, with reference to operating instruction, progressively electronic clock is carried out time and calendar setting without user, just can be used directly, very convenient to use.
Description
Technical field:
This utility model relates to electronic clock technical field, refers in particular to a kind of electronic clock control circuit.
Background technology:
Electronic clock is also known as digital display clock (digital clock), it is a kind of digital circuit technique when realizing, the device of minute, second timing, compared with mechanical watch, intuitive is its main distinguishing feature, and because of Non mechanical driving, having longer service life, the quartz cassette comparing crystal clock drives, more accuracy.So electronic clock is the clock thing of an electricity consumption, for recording the carrier that time course is run.
Current electronic clock, after buying, is required for user, with reference to operating instruction, electronic clock progressively carries out time and calendar setting, and cannot directly use, cause being not very convenient to use.It addition, current electronic clock is all can only to be powered whole electronic clock by battery, owing to battery life is short, needing timing to change, it is not very convenient for using.
In view of this, the present inventor proposes technical scheme.
Utility model content:
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of electronic clock control circuit.
In order to solve above-mentioned technical problem, this utility model have employed following technical proposals: this electronic clock control circuit includes that MCU Main Processing Unit and the display unit, the button that are connected with this MCU Main Processing Unit respectively arrange unit and power supply unit, and described MCU Main Processing Unit connects the connection interface for being synchronized with in MCU Main Processing Unit by current time data；Said supply unit includes the battery backup for being individually powered MCU Main Processing Unit and for the AC supply module powered for whole electronic clock, and this AC supply module arranges unit with MCU Main Processing Unit, display unit, button respectively and battery backup is connected.
Furthermore, in technique scheme, described MCU Main Processing Unit is also associated with a quarter-bell unit, and this quarter-bell unit is also connected with AC supply module.
Furthermore, in technique scheme, described AC supply module includes a circuit for detecting, and this circuit for detecting is connected with MCU Main Processing Unit, and this MCU Main Processing Unit is powered by circuit for detecting cut-in stand-by set of cells or AC supply module.
Furthermore, in technique scheme, described AC supply module includes that transformer circuit, rectification circuit, mu balanced circuit, described circuit for detecting are arranged between rectification circuit and mu balanced circuit；Display unit, button that this mu balanced circuit is connected with MCU Main Processing Unit arrange unit and battery backup connection.
Furthermore, in technique scheme, described transformer circuit includes transformator and is connected to the electric fuse of transformer inputs, and this transformator is connected with rectification circuit.
Furthermore, in technique scheme, described rectification circuit is connected with mu balanced circuit by a diode D5.
Furthermore, in technique scheme, described circuit for detecting includes the resistance R1 being serially connected, resistance R2 and is connected in parallel on the electric capacity C1 at resistance R2 two ends, and this electric capacity C1 is connected with MCU Main Processing Unit, and resistance R1 connects rectification circuit, resistance R2 ground connection.
Furthermore, in technique scheme, described mu balanced circuit includes voltage stabilizing chip U1, and this voltage stabilizing chip U1 is as the negative electrode of the 1st foot described diode D5 of connection of input, and this voltage stabilizing chip U1 connects display unit and quarter-bell unit as the 3rd foot of outfan；3rd foot is also connected with diode D7, and this diode D7 is connected with MCU Main Processing Unit and battery backup；The 2nd foot ground connection in this voltage stabilizing chip U1.
Furthermore, in technique scheme, described battery backup is connected with MCU Main Processing Unit by a diode D8, and this diode D8 is also connected with diode D7.
Furthermore, in technique scheme, described mu balanced circuit also includes being parallel in voltage stabilizing chip U1 electrochemical capacitor C2, the electric capacity C3 between the 1st foot and the 2nd foot and the electrochemical capacitor C18, the electric capacity C5 that are parallel in voltage stabilizing chip U1 between the 3rd foot and the 2nd foot.
After using technique scheme, this utility model has the advantages that compared with prior art
1, this utility model passes through the connection interface described in factory's Special adapter connection before dispatching from the factory, so that current time is synchronized in MCU Main Processing Unit, and by battery backup, MCU Main Processing Unit is powered, to cause MCU Main Processing Unit can preserve same for current time data and the renewal time can be continued, so that user is buying this utility model when, as long as AC supply module to be plugged AC power supplies (civil power), i.e. can show current time on the display unit, with reference to operating instruction, progressively electronic clock is carried out time and calendar setting without user, just can directly use, very convenient to use, and there is the extremely strong market competitiveness.
2, this utility model is provided with circuit for detecting, when circuit for detecting detects that AC supply module does not connect AC power supplies (civil power), keeps battery backup power supply independent to MCU Main Processing Unit, makes the MCU Main Processing Unit moment keep original data；When circuit for detecting detects that AC supply module connects AC power supplies (civil power), then whole electronic clock is powered by switching AC supply module, and disconnect battery backup MCU Main Processing Unit is powered, additionally, battery backup is also powered by AC supply module, the most more convenient to use.
3, this utility model could be applicable to use AC to power and/or battery powered crystal clock.
Accompanying drawing illustrates:
Fig. 1 is circuit diagram of the present utility model.
Detailed description of the invention:
Below in conjunction with specific embodiments and the drawings, this utility model is further illustrated.
As shown in Figure 1, for a kind of electronic clock control circuit, unit 5 and power supply unit 3 and quarter-bell unit 4 are set including MCU Main Processing Unit 1 and the display unit 2, the button that are connected with this MCU Main Processing Unit 1 respectively.
Described MCU Main Processing Unit 1 includes a MCU chip and is arranged at the peripheral circuit in this MCU chip.
Connect on described MCU Main Processing Unit 1 and have the connection interface 11 for being synchronized with by current time data in MCU Main Processing Unit 1；Said supply unit 3 includes the battery backup 31 for being individually powered MCU Main Processing Unit 1 and for the AC supply module 32 powered for whole electronic clock, and this AC supply module 32 arranges unit 5 with MCU Main Processing Unit 1, display unit 2, button respectively and battery backup 31 is connected.That is, this utility model passes through the connection interface 11 described in factory's Special adapter (prior art products) connection before dispatching from the factory, current time is synchronized in MCU Main Processing Unit 1, and by battery backup 31, MCU Main Processing Unit 1 is powered, to cause MCU Main Processing Unit 1 can preserve same for current time data, and the renewal time can be continued, so that user is buying this utility model when, as long as AC supply module 32 to be plugged AC power supplies (civil power), i.e. can show current time on display unit 2, with reference to operating instruction, progressively electronic clock is carried out time and calendar setting without user, just can directly use, very convenient to use.
Described quarter-bell unit 4 is also connected with AC supply module 32.
Described AC supply module 32 includes a circuit for detecting 321, and this circuit for detecting 321 is connected with MCU Main Processing Unit 1, and this MCU Main Processing Unit 1 is powered by circuit for detecting 321 cut-in stand-by set of cells 31 or AC supply module 32.Described circuit for detecting 321 includes the resistance R1 being serially connected, resistance R2 and is connected in parallel on the electric capacity C1 at resistance R2 two ends, and this electric capacity C1 is connected with MCU Main Processing Unit 1, and resistance R1 connects rectification circuit 323, resistance R2 ground connection.When circuit for detecting 321 detects that AC supply module 32 does not connect AC power supplies (civil power), keep battery backup 31 that MCU Main Processing Unit 1 is individually powered, make MCU Main Processing Unit 1 moment keep original data；When circuit for detecting 321 detects that AC supply module 32 connects AC power supplies (civil power), then whole electronic clock is powered by switching AC supply module 32, and disconnect battery backup 31 MCU Main Processing Unit 1 is powered, it addition, battery backup 31 is also powered by AC supply module 32.
Described AC supply module 32 includes that transformer circuit 322, rectification circuit 323, mu balanced circuit 324, described circuit for detecting 321 are arranged between rectification circuit 323 and mu balanced circuit 324；Display unit 2 that this mu balanced circuit 324 is connected with MCU Main Processing Unit 1, button arranges unit 5 and battery backup 31 connects.
Described transformer circuit 322 includes transformator and is connected to the electric fuse of transformer inputs, and this transformator is connected with rectification circuit 323.
Described rectification circuit 323 is connected with mu balanced circuit 324 by a diode D5.
Described mu balanced circuit 324 includes voltage stabilizing chip U1, and this voltage stabilizing chip U1 is as the negative electrode of the 1st foot described diode D5 of connection of input, and this voltage stabilizing chip U1 connects display unit 2 and quarter-bell unit 4 as the 3rd foot of outfan；3rd foot is also connected with diode D7, and this diode D7 is connected with MCU Main Processing Unit 1 and battery backup 31；The 2nd foot ground connection in this voltage stabilizing chip U1.It addition, described battery backup 31 is connected with MCU Main Processing Unit 1 by a diode D8, this diode D8 is also connected with diode D7.
Described mu balanced circuit 324 also includes being parallel in voltage stabilizing chip U1 electrochemical capacitor C2, the electric capacity C3 between the 1st foot and the 2nd foot and the electrochemical capacitor C18, the electric capacity C5 that are parallel in voltage stabilizing chip U1 between the 3rd foot and the 2nd foot.
In sum, this utility model passes through the connection interface 11 described in factory's Special adapter (prior art products) connection before dispatching from the factory, current time is synchronized in MCU Main Processing Unit 1, and by battery backup 31, MCU Main Processing Unit 1 is powered, to cause MCU Main Processing Unit 1 can preserve same for current time data, and the renewal time can be continued, so that user is buying this utility model when, as long as AC supply module 32 to be plugged AC power supplies (civil power), i.e. can show current time on display unit 2, with reference to operating instruction, progressively electronic clock is carried out time and calendar setting without user, just can directly use, very convenient to use, and there is the extremely strong market competitiveness.Additionally, this utility model is provided with circuit for detecting 321, when circuit for detecting 321 detects that AC supply module 32 does not connect AC power supplies (civil power), keep battery backup 31 that MCU Main Processing Unit 1 is individually powered, make MCU Main Processing Unit 1 moment keep original data；When circuit for detecting 321 detects that AC supply module 32 connects AC power supplies (civil power), then whole electronic clock is powered by switching AC supply module 32, and disconnect battery backup 31 MCU Main Processing Unit 1 is powered, additionally, battery backup 31 is also powered by AC supply module 32, the most more convenient to use.
It addition, this utility model could be applicable to use AC to power and/or battery powered crystal clock.
Certainly, the foregoing is only specific embodiment of the utility model, not limit this utility model practical range, all equivalence changes done according to structure, feature and principle described in this utility model claim or modification, all should be included in this utility model claim.
Claims (10)
1. an electronic clock control circuit, including MCU Main Processing Unit (1) and the display unit (2), the button that are connected with this MCU Main Processing Unit (1) respectively, unit (5) and power supply unit (3) are set, it is characterised in that: the upper connection of described MCU Main Processing Unit (1) has the connection interface (11) for being synchronized with by current time data in MCU Main Processing Unit (1)；Said supply unit (3) includes the battery backup (31) for being individually powered MCU Main Processing Unit (1) and for the AC supply module (32) powered for whole electronic clock, and this AC supply module (32) arranges unit (5) with MCU Main Processing Unit (1), display unit (2), button respectively and battery backup (31) is connected.
A kind of electronic clock control circuit the most according to claim 1, it is characterized in that: described MCU Main Processing Unit (1) is also associated with a quarter-bell unit (4), this quarter-bell unit (4) is also connected with AC supply module (32).
A kind of electronic clock control circuit the most according to claim 2, it is characterized in that: described AC supply module (32) includes a circuit for detecting (321), this circuit for detecting (321) is connected with MCU Main Processing Unit (1), and this MCU Main Processing Unit (1) is powered by circuit for detecting (321) cut-in stand-by set of cells (31) or AC supply module (32).
A kind of electronic clock control circuit the most according to claim 3, it is characterized in that: described AC supply module (32) includes transformer circuit (322), rectification circuit (323), mu balanced circuit (324), described circuit for detecting (321) is arranged between rectification circuit (323) and mu balanced circuit (324)；Display unit (2), button that this mu balanced circuit (324) is connected with MCU Main Processing Unit (1) arrange unit (5) and battery backup (31) connection.
A kind of electronic clock control circuit the most according to claim 4, it is characterized in that: described transformer circuit (322) includes transformator and is connected to the electric fuse of transformer inputs, this transformator is connected with rectification circuit (323).
A kind of electronic clock control circuit the most according to claim 4, it is characterised in that: described rectification circuit (323) is connected with mu balanced circuit (324) by a diode D5.
A kind of electronic clock control circuit the most according to claim 4, it is characterized in that: described circuit for detecting (321) includes the resistance R1 being serially connected, resistance R2 and is connected in parallel on the electric capacity C1 at resistance R2 two ends, this electric capacity C1 is connected with MCU Main Processing Unit (1), resistance R1 connects rectification circuit (323), resistance R2 ground connection.
A kind of electronic clock control circuit the most according to claim 6, it is characterized in that: described mu balanced circuit (324) includes voltage stabilizing chip U1, this voltage stabilizing chip U1 is as the negative electrode of the 1st foot described diode D5 of connection of input, and this voltage stabilizing chip U1 connects display unit (2) and quarter-bell unit (4) as the 3rd foot of outfan；3rd foot is also connected with diode D7, and this diode D7 is connected with MCU Main Processing Unit (1) and battery backup (31)；The 2nd foot ground connection in this voltage stabilizing chip U1.
A kind of electronic clock control circuit the most according to claim 8, it is characterised in that: described battery backup (31) is connected with MCU Main Processing Unit (1) by a diode D8, and this diode D8 is also connected with diode D7.
A kind of electronic clock control circuit the most according to claim 8, it is characterised in that: described mu balanced circuit (324) also includes being parallel in voltage stabilizing chip U1 electrochemical capacitor C2, the electric capacity C3 between the 1st foot and the 2nd foot and the electrochemical capacitor C18, the electric capacity C5 that are parallel in voltage stabilizing chip U1 between the 3rd foot and the 2nd foot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520907178.4U CN205750325U (en) | 2015-11-14 | 2015-11-14 | A kind of electronic clock control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520907178.4U CN205750325U (en) | 2015-11-14 | 2015-11-14 | A kind of electronic clock control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205750325U true CN205750325U (en) | 2016-11-30 |
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ID=57387324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520907178.4U Expired - Fee Related CN205750325U (en) | 2015-11-14 | 2015-11-14 | A kind of electronic clock control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205750325U (en) |
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2015
- 2015-11-14 CN CN201520907178.4U patent/CN205750325U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 |
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| CF01 | Termination of patent right due to non-payment of annual fee |