CN111326084A - Easy-to-operate electronic chest card - Google Patents
Easy-to-operate electronic chest card Download PDFInfo
- Publication number
- CN111326084A CN111326084A CN201811524737.8A CN201811524737A CN111326084A CN 111326084 A CN111326084 A CN 111326084A CN 201811524737 A CN201811524737 A CN 201811524737A CN 111326084 A CN111326084 A CN 111326084A
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- Prior art keywords
- interface
- control unit
- ink screen
- master control
- capacitor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/37—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements
- G09F9/372—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements the positions of the elements being controlled by the application of an electric field
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/3433—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using light modulating elements actuated by an electric field and being other than liquid crystal devices and electrochromic devices
- G09G3/344—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using light modulating elements actuated by an electric field and being other than liquid crystal devices and electrochromic devices based on particles moving in a fluid or in a gas, e.g. electrophoretic devices
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
The invention discloses an easy-to-operate electronic chest card which comprises a master control unit, wherein the master control unit is respectively connected with a Bluetooth module, a storage module and a display unit. The invention relates to the field of chest cards, and solves the problems of uninterrupted power consumption and inconvenience in data transmission of the conventional electronic chest card.
Description
Technical Field
The invention belongs to the field of chest cards, and relates to an electronic chest card easy to operate.
Background
At present, meetings become an integral part of daily work and life of people, and chest cards worn in meetings also become common articles in life.
The conventional paper chest card basically belongs to disposable articles, and the larger the material consumption for manufacturing the chest card is; the existing electronic chest card mostly adopts an LED screen, the standby power consumption is continuous, and the picture information needs to be transmitted by a data line when the pattern is replaced, so that the process is inconvenient.
Disclosure of Invention
The invention aims to provide an electronic chest card easy to operate, and solves the problems that the existing electronic chest card consumes power continuously and is inconvenient in data transmission.
The technical scheme adopted by the invention is that,
an easy-to-operate electronic chest card comprises a master control unit, wherein the master control unit is respectively connected with a Bluetooth module, a storage module and a display unit, the display unit comprises a display screen, and the display screen adopts an ink screen PFC24/0.5 mm.
The present invention is also characterized in that,
the total control unit adopts STM32F103V8T6, and the storage module adopts AT24C 256.
The display unit further comprises a power supply circuit, the power supply circuit comprises a capacitor a, one end of the capacitor a is connected with the cathode of the diode a and the anode of the diode b respectively, the anode of the diode a is connected with an interface PREVGL of the ink screen, the cathode of the diode b is grounded, the other end of the capacitor a is connected with one end of an inductor a, the D of a mos tube a and the anode of the diode c respectively, the other end of the inductor a is connected with the positive electricity and the capacitor c respectively, the capacitor c is grounded, the S of the mos tube a is connected with an interface RESR of the ink screen and one end of a resistor b respectively, the other end of the resistor b is grounded, the G of the mos tube a is connected with one end of the interface GDR and the resistor a of the ink screen respectively, and the other end of the resistor a is grounded, the cathode of the diode c is connected with one end of the capacitor b and the.
Wherein the connection mode of the master control unit and the storage module is as follows: the interface PA6 in the master control unit is connected with the interface SCL in the storage module, and the interface PA7 in the master control unit is connected with the interface SDA in the storage module.
Wherein the connection mode of the master control unit and the display unit is as follows: the interface PD8 of total control unit connects ink screen interface CS, the interface PD9 of total control unit connects ink screen interface SCLK, the interface PD10 of total control unit connects ink screen interface SDI, the interface PE13 of total control unit connects ink screen interface BUSY, the interface PE14 of total control unit connects ink screen interface RES, the interface PE15 of total control unit connects ink screen interface D/C.
The beneficial effect of the invention is that,
the electronic ink screen is adopted as a display module, the electronic ink screen is composed of a plurality of electronic inks, each pixel point is subjected to color conversion through voltage control, the electronic ink screen has the advantages of readability, power saving, flexibility and the like, only power is consumed when an image is updated, once an image is displayed, power is not consumed, and the service life is prolonged.
(II) utilize APP can design chest card display pattern, through the direct transmission pattern information of bluetooth, it is convenient to use.
Drawings
FIG. 1 is a schematic view of an easy-to-operate electronic chest card according to the present invention;
FIG. 2 is a schematic circuit diagram of an ink screen PFC24/0.5mm in an easy-to-operate display unit of an electronic chest card according to the present invention;
fig. 3 is a schematic circuit diagram of a power supply circuit of a display module in an easy-to-operate electronic chest card according to the present invention.
In the figure, 1 is a master control unit, 2 is a Bluetooth module, 3 is a storage module, 4 is a display unit, 5 is a capacitor a, 6 is a diode a, 7 is a diode b, 8 is a capacitor b, 9 is an inductor a, 10 is a mos tube a, 11 is a resistor a, 12 is a resistor b, 13 is a capacitor c, 14 is a diode c.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The structure schematic diagram of the easy-to-operate electronic chest card is shown in figure 1, and comprises a master control unit 1, wherein the master control unit 1 is respectively connected with a Bluetooth module 2, a storage module 3 and a display unit 4, the display unit 4 comprises a display screen, the display screen adopts an ink screen PFC24/0.5mm, and the display screen is a circuit schematic diagram of an ink screen PFC24/0.5mm in the display unit 4 shown in figure 2, wherein the master control unit (1) adopts STM32F103V8T6, and the storage module (3) adopts AT24C 256.
The display unit 4 further includes a power supply circuit, the circuit schematic diagram of the power supply circuit is shown in fig. 3, the power supply circuit includes a capacitor a5, one end of the capacitor a5 is connected to the cathode of the diode a6 and the anode of the diode b7, the anode of the diode a6 is connected to the interface preggl of the ink screen, the cathode of the diode b7 is grounded, the other end of the capacitor a5 is connected to one end of the inductor a9, the D of the mos tube a10 and the anode of the diode c14, the other end of the inductor a9 is connected to the positive and the capacitor c13, the capacitor c13 is grounded, the S of the mos tube a10 is connected to the interface RESR of the ink screen and one end of the resistor b12, the other end of the resistor b12 is grounded, the G of the mos tube a10 is connected to one end of the interface GDR and one end of the resistor a11, the other end of the resistor a11 is grounded, the cathode of the diode c14 is connected to one end of the capacitor b8 and the interface preggh of the ink screen, and the other end of the capacitor b8 is grounded.
The connection mode of the master control unit 1 and the storage module 3 is as follows: the interface PA6 in the master control unit 1 is connected with the interface SCL in the storage module 3, and the interface PA7 in the master control unit 1 is connected with the interface SDA in the storage module 3.
The connection mode of the master control unit 1 and the display unit 4 is as follows: the interface PD8 of the total control unit 1 is connected with the ink screen interface CS, the interface PD9 of the total control unit 1 is connected with the ink screen interface SCLK, the interface PD10 of the total control unit 1 is connected with the ink screen interface SDI, the interface PE13 of the total control unit 1 is connected with the ink screen interface BUSY, the interface PE14 of the total control unit 1 is connected with the ink screen interface RES, and the interface PE15 of the total control unit 1 is connected with the ink screen interface D/C.
When the easily-operated electronic chest card is used, the APP is used for opening the Bluetooth to be connected to the electronic ink screen chest card, the Bluetooth receives the pairing instruction and feeds back information to the master unit, the electronic ink screen chest card enters an updating mode after successful pairing, the APP is operated to make an image which needs to be displayed on the electronic ink screen chest card, the image information is sent to the master control unit of the chest card through the Bluetooth data transmission function, the master control unit stores the image information to the storage unit in the chest card, and then the image is refreshed and displayed to the electronic ink screen.
Claims (5)
1. The utility model provides an easy operation electron chest card, characterized in that, includes total control unit (1), and total control unit (1) links to each other with bluetooth module (2), memory module (3), display element (4) respectively, and display element (4) include the display screen, and the display screen adopts ink screen PFC24/0.5 mm.
2. An easily operable electronic chest card according to claim 1 wherein the general control unit (1) employs STM32F103V8T6 and the memory module (3) employs AT24C 256.
3. The easy-to-operate electronic chest card of claim 2, wherein the display unit (4) further comprises a power supply circuit, the power supply circuit comprises a capacitor a (5), one end of the capacitor a (5) is connected to the cathode of the diode a (6) and the anode of the diode b (7), the anode of the diode a (6) is connected to the interface preggl of the ink screen, the cathode of the diode b (7) is grounded, the other end of the capacitor a (5) is connected to one end of the inductor a (9), the D of the mos tube a (10) and the anode of the diode c (14), the other end of the inductor a (9) is connected to the positive and the capacitor c (13), the capacitor c (13) is grounded, the S of the mos tube a (10) is connected to the interface RESR of the ink screen and one end of the resistor b (12), the other end of the resistor b (12) is grounded, the G of the mos tube a (10) is connected to the interface GDR of the ink screen and one end of the resistor a (11), respectively, The other end of the resistor a (11) is grounded, the cathode of the diode c (14) is respectively connected with one end of the capacitor b (8) and the interface PREVGH of the ink screen, and the other end of the capacitor b (8) is grounded.
4. An easy-to-operate electronic chest card according to claim 2 or claim 3 wherein the connection of the general control unit (1) and the memory module (3) is as follows: an interface PA6 in the master control unit (1) is connected with an interface SCL in the storage module (3), and an interface PA7 in the master control unit (1) is connected with an interface SDA in the storage module (3).
5. An easy-to-operate electronic chest card according to claim 3, wherein the connection mode of the main control unit (1) and the display unit (4) is as follows: the interface PD8 of the master control unit (1) is connected with the ink screen interface CS, the interface PD9 of the master control unit (1) is connected with the ink screen interface SCLK, the interface PD10 of the master control unit (1) is connected with the ink screen interface SDI, the interface PE13 of the master control unit (1) is connected with the ink screen interface BUSY, the interface PE14 of the master control unit (1) is connected with the ink screen interface RES, and the interface PE15 of the master control unit (1) is connected with the ink screen interface D/C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811524737.8A CN111326084A (en) | 2018-12-13 | 2018-12-13 | Easy-to-operate electronic chest card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811524737.8A CN111326084A (en) | 2018-12-13 | 2018-12-13 | Easy-to-operate electronic chest card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111326084A true CN111326084A (en) | 2020-06-23 |
Family
ID=71170089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811524737.8A Pending CN111326084A (en) | 2018-12-13 | 2018-12-13 | Easy-to-operate electronic chest card |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111326084A (en) |
-
2018
- 2018-12-13 CN CN201811524737.8A patent/CN111326084A/en active Pending
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200623 |
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| WD01 | Invention patent application deemed withdrawn after publication |