CN207337884U

CN207337884U - A kind of low-power consumption LCM liquid crystal displays

Info

Publication number: CN207337884U
Application number: CN201720673232.2U
Authority: CN
Inventors: 张华杰; 韩会黎; 郭基辉
Original assignee: JIANGMEN YIDU SEMICONDUCTOR Co Ltd
Current assignee: JIANGMEN YIDU SEMICONDUCTOR Co Ltd
Priority date: 2017-06-09
Filing date: 2017-06-09
Publication date: 2018-05-08
Anticipated expiration: 2027-06-09

Abstract

The utility model discloses a kind of low-power consumption LCM liquid crystal displays, including low-power consumption IC, liquid crystal display, FPC connector, the first configuration capacitance module, the second configuration capacitance module and the 3rd configuration capacitance module, low-power consumption IC is connected with liquid crystal display, FPC connector, the first configuration capacitance module, the second configuration capacitance module and the 3rd configuration capacitance module respectively.In this way, can be external by boost capacitor, the volume of boost capacitor will not be limited the utility model be subject to low-power consumption IC, can load onto bulky capacitor, improve boosting efficiency, reduce power consumption, meet user's demand.

Description

A kind of low-power consumption LCM liquid crystal displays

Technical field

A kind of liquid crystal display is the utility model is related to, particularly a kind of low-power consumption LCM liquid crystal displays.

Background technology

LCM liquid crystal displays, that is, LCD display modules, Liquid Crystal Module, refer to liquid crystal display device, connector, control with The component that the peripheral circuits such as driving, PCB circuit board, backlight, structural member etc. are assembled together.General LCM liquid crystal displays are equal Using low-power consumption IC, boost capacitor is usually provided with inside low-power consumption IC.Boost capacitor be arranged inside low-power consumption IC be subject to it is low The limitation of power consumption IC, can not use bulky capacitor according to actual conditions in actual use, be unfavorable for improving boosting efficiency, add Power consumption.

Utility model content

To solve the above problems, boost capacitor is arranged at outside low-power consumption IC the purpose of this utility model is to provide one kind The low-power consumption LCM liquid crystal displays in portion.

Technical solution is used by the invention for solving the technical problem：A kind of low-power consumption LCM liquid crystal displays, including it is low Power consumption IC, liquid crystal display, FPC connector, the first configuration capacitance module, the second configuration capacitance module and the 3rd configuration capacitance Module, low-power consumption IC respectively with liquid crystal display, FPC connector, first configuration capacitance module, second configuration capacitance module and 3rd configuration capacitance module connection.

Further, the low-power consumption IC includes power module, microprocessor interface, total wire maintainer, status register, place Manage device, display data control circuit, display timing pulse circuit, oscillator, com port drive circuit, SEG mouthfuls of drive circuits, COM Output terminal, SEG output terminals, power input, processor respectively with microprocessor interface, total wire maintainer, status register, aobvious Show data control circuit connect, display data control circuit respectively with com port drive circuit, SEG mouthful drive circuits, show sequential Impulse circuit connects, and display timing pulse circuit is connected with oscillator, and com port drive circuit is connected with COM output terminals, SEG mouthfuls Drive circuit is connected with SEG output terminals, and COM output terminals and SEG output terminals are all connected to liquid crystal display, PTC connectors difference It is connected with microprocessor interface and power input, power module configures capacitance module, second with power input, first respectively Configure capacitance module, the 3rd configuration capacitance module, com port drive circuit, SEG mouthfuls of drive circuits, COM output terminals, SEG output terminals Connection.The circuit structure division of the low-power consumption IC of the utility model is reasonable so that circuit can be substantially increased low with Effec-tive Function The operational efficiency of power consumption IC.

Further, the power module includes booster circuit, driving power supply circuit and working power circuit, booster circuit It is connected respectively with power input, the 3rd configuration capacitance module, driving power supply circuit and working power circuit, driving power supply electricity Road is connected with the second configuration capacitance module, com port drive circuit, SEG mouthfuls of drive circuits respectively, and working power circuit is respectively with the One configuration capacitance module, COM output terminals, the connection of SEG output terminals.Not only power supply is steady for the so setting of the power module of the utility model It is fixed, and power supply conversion efficiency is high, reaction is fast, and power supply guarantee is provided for the long-time steady operation of low-power consumption IC.

Further, the first configuration capacitance module, the second configuration capacitance module and the 3rd configuration capacitance module include electricity Hold plugboard, be provided with multipair spliced eye on capacitance plugboard, be plugged with spliced eye can plug boost capacitor, the boosting Capacitance is polarity free capacitor.The utility model, which is so set, need not consider the direction of boost capacitor, easy to the installation of boost capacitor, The installation effectiveness of boost capacitor is provided.

The beneficial effects of the utility model are：The utility model is a kind of low-power consumption LCM liquid crystal displays, the utility model Including the first configuration capacitance module, the second configuration capacitance module and the 3rd configuration capacitance module, low-power consumption IC is respectively with first Configure capacitance module, the second configuration capacitance module and the 3rd configuration capacitance module connection.The utility model is in this way, can be with Boost capacitor is external, and the volume of boost capacitor will not be limited be subject to low-power consumption IC, can load onto bulky capacitor, improve boosting effect Rate, reduces power consumption, meets user's demand.

Brief description of the drawings

The utility model is described in further detail with example below in conjunction with the accompanying drawings.

Fig. 1 is the circuit block diagram of the utility model；

Fig. 2 is the electrical block diagram of the utility model.

Embodiment

Fig. 1 is the circuit block diagram of the utility model, and Fig. 2 is the electrical block diagram of the utility model, such as Fig. 1 and Fig. 2 Shown, the utility model is a kind of low-power consumption LCM liquid crystal displays, including low-power consumption IC1, liquid crystal display 2, FPC connector 3rd, first configuration capacitance module 4, second configure capacitance module 5 and the 3rd configure capacitance module 6, low-power consumption IC1 respectively with liquid Crystal display screen 2, FPC connector 3, first configure capacitance module 4, second and configure the configuration capacitance module 6 of capacitance module 5 and the 3rd Connection, the first configuration capacitance module 4, second, which configures the configuration capacitance module 6 of capacitance module 5 and the 3rd, includes capacitance grafting Plate 7, is provided with multipair spliced eye 8 on capacitance plugboard 7, be plugged with spliced eye 8 can plug boost capacitor 9, each boosting Voltage is individually connected to low-power consumption IC1 by capacitance plugboard 7.The utility model is in this way, the not only body of boost capacitor 9 Product will not be limited be subject to low-power consumption IC1, can load onto bulky capacitor, improve boosting efficiency, reduce power consumption, and boost capacitor 9 can Replaced with random plug, meet the different demands of user, substantially increase the practicality of low-power consumption LCM liquid crystal displays Property.Preferably, the structure of the interface on the capacitance plugboard 7 of the utility model and the jack structure phase in microcontroller development board Together.

Preferably, the low-power consumption IC1 of the utility model includes power module 10, microprocessor interface 11, total wire maintainer 12nd, status register 13, processor 14, display data control circuit 15, display timing pulse circuit 16, oscillator 17, com port Drive circuit 18, SEG mouthful drive circuit 19, COM output terminals 20, SEG output terminals 21, power input 22, processor 14 are distinguished It is connected with microprocessor interface 11, total wire maintainer 12, status register 13, display data control circuit 15, display data control Circuit 15 processed is connected with com port drive circuit 18, SEG mouthfuls of drive circuits 19, display timing pulse circuit 16 respectively, shows sequential Impulse circuit 16 is connected with oscillator 17, and com port drive circuit 18 is connected with COM output terminals 20, SEG mouthfuls of drive circuits 19 with SEG output terminals 21 connect, and COM output terminals 20 and SEG output terminals 21 are all connected to liquid crystal display 2, PTC connectors respectively with it is micro- Processor interface 11 and power input 22 connect, and power module 10 configures capacitance module with power input 22, first respectively 4th, the second configuration capacitance module the 5, the 3rd configures capacitance module 6, com port drive circuit 18, SEG mouthfuls of drive circuits 19, COM outputs End 20, SEG output terminals 21 connect.The circuit structure division of the low-power consumption IC1 of the utility model is reasonable so that circuit can be high Effect operation, substantially increases the operational efficiency of low-power consumption IC1.The power module 10 includes booster circuit 23, driving power supply electricity Road 24 and working power circuit 25, booster circuit 23 configures capacitance module 6 with power input the 22, the 3rd respectively, driving supplies Circuit 24 and working power circuit 25 connect, and driving power supply circuit 24 drives with the second configuration capacitance module 5, com port respectively Dynamic circuit 18, SEG mouthfuls of drive circuits 19 connect, and working power circuit 25 configures capacitance module 4, COM output terminals with first respectively 20th, SEG output terminals 21 connect.The power module 10 of the utility model so sets not only power good, but also power supply conversion effect Rate is high, reaction is fast, and power supply guarantee is provided for the long-time steady operation of low-power consumption IC1.The boost capacitor 9 is nonpolarity electricity Hold, each pair spliced eye 8 includes a cathode spliced eye 8 and an anode spliced eye 8, is inserted with the cathode in a pair of spliced eye 8 Connect hole 8 and anode spliced eye 8 is arranged side by side.The utility model, which is so set, need not consider that boost capacitor 9 is inserted into the side of spliced eye 8 To easy to the plug of boost capacitor 9, there is provided the plug efficiency of boost capacitor 9.

The preferred embodiment of the above, simply the utility model, the utility model are not limited to above-mentioned implementation Mode, as long as it reaches the technique effect of the utility model with identical means, should all belong to the scope of protection of the utility model.

Claims

A kind of 1. low-power consumption LCM liquid crystal displays, it is characterised in that：Connect including low-power consumption IC (1), liquid crystal display (2), FPC Connect device (3), the first configuration capacitance module (4), the second configuration capacitance module (5) and the 3rd configuration capacitance module (6), low-power consumption IC (1) configures capacitance module (5) with liquid crystal display (2), FPC connector (3), the first configuration capacitance module (4), second respectively And the 3rd configuration capacitance module (6) connection.
A kind of 2. low-power consumption LCM liquid crystal displays according to claim 1, it is characterised in that：Low-power consumption IC (1) bag Include power module (10), microprocessor interface (11), total wire maintainer (12), status register (13), processor (14), display Data control circuit (15), display timing pulse circuit (16), oscillator (17), com port drive circuit (18), SEG mouthfuls of drivings Circuit (19), COM output terminals (20), SEG output terminals (21), power input (22), processor (14) respectively with microprocessor Interface (11), total wire maintainer (12), status register (13), display data control circuit (15) connection, display data control Circuit (15) is connected with com port drive circuit (18), SEG mouthfuls of drive circuits (19), display timing pulse circuit (16) respectively, is shown Show that timing pulse circuit (16) is connected with oscillator (17), com port drive circuit (18) is connected with COM output terminals (20), SEG mouthfuls Drive circuit (19) is connected with SEG output terminals (21), and COM output terminals (20) and SEG output terminals (21) are all connected to liquid crystal display Shield (2), PTC connectors are connected with microprocessor interface (11) and power input (22) respectively, power module (10) respectively with Power input (22), first configuration capacitance module (4), second configuration capacitance module (5), the 3rd configuration capacitance module (6), Com port drive circuit (18), SEG mouthfuls of drive circuits (19), COM output terminals (20), SEG output terminals (21) connection.
A kind of 3. low-power consumption LCM liquid crystal displays according to claim 2, it is characterised in that：The power module (10) Including booster circuit (23), driving power supply circuit (24) and working power circuit (25), booster circuit (23) respectively with power supply Input terminal (22), the 3rd configuration capacitance module (6), driving power supply circuit (24) and working power circuit (25) connection, driving Power supply circuit (24) connects with the second configuration capacitance module (5), com port drive circuit (18), SEG mouthfuls of drive circuits (19) respectively Connect, working power circuit (25) is connected with the first configuration capacitance module (4), COM output terminals (20), SEG output terminals (21) respectively.
A kind of 4. low-power consumption LCM liquid crystal displays according to claim 2, it is characterised in that：First configuration capacitance module (4), the second configuration capacitance module (5) and the 3rd configuration capacitance module (6) include capacitance plugboard (7), capacitance plugboard (7) be provided with multipair spliced eye (8) on, be plugged with spliced eye (8) can plug boost capacitor (9), the boost capacitor (9) For polarity free capacitor.