CN204721713U

CN204721713U - A kind of novel PCB

Info

Publication number: CN204721713U
Application number: CN201520455100.3U
Authority: CN
Inventors: 吴超; 黄海燕
Original assignee: SHENZHEN DEBAO CNC TECHNOLOGY Co Ltd
Current assignee: SHENZHEN DEBAO CNC TECHNOLOGY Co Ltd
Priority date: 2015-06-29
Filing date: 2015-06-29
Publication date: 2015-10-21
Anticipated expiration: 2025-06-29

Abstract

The utility model discloses a kind of novel PCB, it comprises signal input interface module, the Voltage stabilizing module be simultaneously electrically connected with described signal input interface module and level conversion I2C bus trunk module, the bus buffer/bus driver block be electrically connected with described level conversion I2C bus trunk module and the central control module be electrically connected with described bus buffer/bus driver block, and described signal input interface module, Voltage stabilizing module, level conversion I2C bus trunk module, bus buffer/bus driver block, central control module are integrated into one piece of circuit board.Compared with prior art, the utility model layout is simple, simplifies the wiring on pcb board, saves design time; Decrease peripheral interface device, facilitate engineer to carry out the assembling of channel check, maintenance and device; Very large depth reduces pcb board face to amass simultaneously, thus reduce the consumption of material, reduce button PCB cost.

Description

A kind of novel PCB

Technical field

The utility model belongs to PCB design field, specifically, relates to a kind of novel PC B circuit board designing method.

Background technology

At present, in prior art, button PCB surface plate to be linked together by I/O (input/output) interface by control circuit board and power supply circuit board two pieces of circuit boards to carry out work, its defect is as follows: 1. the connection of two boards needs to increase the interface device between plate and corresponding winding displacement, thus add the complexity of peripheral wiring, and increase the Material Cost connected between man-made assembly cost and plate.2. increase the area occupied of printed circuit board simultaneously, cause PCB making sheet cost high.

Utility model content

The utility model provides a kind of novel PCB for above problem.

The utility model overcomes the above problems technical scheme used: provide a kind of PCB with following structure, comprise signal input interface module, the Voltage stabilizing module be simultaneously electrically connected with described signal input interface module and level conversion I2C (Inter-Integrated Circuit) bus trunk module, bus buffer/the bus driver block be electrically connected with described level conversion I2C bus trunk module and the central control module be electrically connected with described bus buffer/bus driver block, described signal input interface module, Voltage stabilizing module, level conversion I2C bus trunk module, bus buffer/bus driver block, central control module is integrated into one piece of circuit board.

Further, described PCB also comprises ISP (the Internet Service Provider) download module be electrically connected with described central control module.

Further, described PCB also comprises the button driver module be electrically connected with described central control module and the key-press module be electrically connected with described button driver module.

Further, described Voltage stabilizing module is also electrically connected respectively with described level conversion I2C bus trunk module, bus buffer/bus driver block, central control module, ISP download module, button driver module, key-press module.

Further, described central control module adopts chip microcontroller.

Further, described key-press module comprises multiple push-button unit.

Further, described PCB is provided with button welding hole and spacer location hole.

Further, the rectangular array way arrangement of described push-button unit.

Further, described signal input interface module, Voltage stabilizing module, level conversion I2C bus trunk module, bus buffer/bus driver block, central control module, ISP download module, button driver module and key-press module are integrated into one piece of circuit board.

After adopting above structure, compared with prior art, the utility model designs by traditional control circuit board and power supply circuit board being integrated in one piece of circuit board, has both simplified the wiring on pcb board, saves design time; Additionally reduce peripheral interface device and winding displacement, facilitate engineer to carry out the inspection of circuit, the assembling of maintenance and device; Very large depth reduces pcb board face to amass simultaneously, thus reduce the consumption of material, reduce button PCB cost.

Accompanying drawing explanation

The following description carried out in conjunction with the drawings, the above-mentioned and other side of embodiment of the present utility model, feature and advantage will become clearly, in accompanying drawing:

Fig. 1 is the circuit module figure of the PCB according to embodiment of the present utility model;

Fig. 2 is the structural representation of the PCB according to embodiment of the present utility model.

Embodiment

Below, embodiment of the present utility model is described in detail with reference to the accompanying drawings.But, the utility model can be implemented in many different forms, and the utility model should not be interpreted as being limited to the specific embodiment of setting forth here.On the contrary, provide these embodiments to be to explain principle of the present utility model and practical application thereof, thus enable others skilled in the art understand various embodiment of the present utility model and be suitable for the various amendments of certain expected application.In the accompanying drawings, identical label will be used to indicate identical element all the time.

Fig. 1 is the circuit module figure of the PCB according to embodiment of the present utility model.

With reference to Fig. 1, comprise signal input interface module 1 according to the PCB of embodiment of the present utility model, Voltage stabilizing module 2, level conversion I2C bus trunk module 3, bus buffer/bus driver block 4, single chip control module 5.The signal of telecommunication enters Voltage stabilizing module 2 after signal input interface module 1, Voltage stabilizing module 2 is electrically connected with each module respectively, the burning voltage needed for it is provided to each module, the signal of telecommunication is through level conversion I2C bus trunk module 3 simultaneously, converts higher logic level in the signal of telecommunication to comparatively low logic level.The signal of telecommunication after conversion is sent to bus buffer/bus driver block 4, and the signal of telecommunication after conversion is sent to central control module 5 by bus buffer/bus driver block 4 again, and central control module 5 pairs of signals process.

Preferably, central control module adopts single-chip microcomputer to realize.

Further, the PCB of embodiment of the present utility model also comprises the ISP download module 6, button driver module 7 and the key-press module 8 that is electrically connected with described button driver module 7 that are electrically connected with described central control module 5.Signal, through button driver module 7, is finally sent to key-press module 8 and carries out corresponding button operation.

With reference to Fig. 2, key-press module 8 comprises multiple push-button unit 81, the rectangular array way arrangement of push-button unit 81, button welding hole (figure does not mark) and spacer location hole (figure does not mark) is also provided with above described PCB, button welding hole is used for fixing button, and spacer location hole is used for fixing whole circuit board.

Preferably, key-press module 8 side is provided with signal input interface module 1, Voltage stabilizing module 2, level conversion I2C bus trunk module 3, bus buffer/bus driver block 4, single chip control module 5, ISP download module 6 and button driver module 7.Voltage stabilizing module 2 is arranged at one end of signal input interface module 1, and level conversion I2C bus trunk module 3 is arranged at the other end of signal input interface module 1.Bus buffer/bus driver block 4 is arranged at one end of level conversion I2C bus trunk module 3, and single chip control module 5 is arranged at one end of bus buffer/bus driver block 4.ISP download module 6 is arranged at one end of single chip control module 5, and button driver module 7 is arranged at the other end of single chip control module 5.Last button driver module 7 is electrically connected with the key-press module 8 on side.

Preferably, 8 module integrations recited above are one piece of circuit board.

Although illustrate and describe the utility model with reference to specific embodiment, but it should be appreciated by those skilled in the art that: when not departing from the spirit and scope of the present utility model by claim and equivalents thereof, the various changes in form and details can be carried out at this.

Claims

1. a novel PCB, it is characterized in that: comprise signal input interface module (1), the Voltage stabilizing module (2) be simultaneously electrically connected with described signal input interface module (1) and level conversion I2C bus trunk module (3), bus buffer/the bus driver block (4) be electrically connected with described level conversion I2C bus trunk module (3) and the central control module (5) be electrically connected with described bus buffer/bus driver block (4), described signal input interface module (1), Voltage stabilizing module (2), level conversion I2C bus trunk module (3), bus buffer/bus driver block (4), central control module (5) is integrated into one piece of circuit board.

2. PCB according to claim 1, is characterized in that: also comprise the ISP download module (6) be electrically connected with described central control module (5).

3. PCB according to claim 2, is characterized in that: also comprise the button driver module (7) be electrically connected with described central control module (5) and the key-press module (8) be electrically connected with described button driver module (7).

4. PCB according to claim 3, is characterized in that: described Voltage stabilizing module (2) is also electrically connected respectively with described level conversion I2C bus trunk module (3), bus buffer/bus driver block (4), central control module (5), ISP download module (6), button driver module (7), key-press module (8).

5. PCB according to claim 1, is characterized in that: described central control module (5) adopts chip microcontroller.

6. PCB according to claim 3, is characterized in that: described key-press module (8) comprises multiple push-button unit (81).

7. PCB according to claim 1, is characterized in that: described PCB also comprises button welding hole and spacer location hole.

8. PCB according to claim 6, is characterized in that: the rectangular array way arrangement of described push-button unit (81).

9. PCB according to claim 3, is characterized in that: described signal input interface module (1), Voltage stabilizing module (2), level conversion I2C bus trunk module (3), bus buffer/bus driver block (4), central control module (5), ISP download module (6), button driver module (7) and key-press module (8) are integrated into one piece of circuit board.