CN209433705U - Electrophoresis electronic paper desk calendar - Google Patents

Abstract

The utility model discloses an electrophoresis electronic paper desk calendar, which comprises a housing, the surface of shell is provided with electronic paper display module, button module and power source, the inside of shell is provided with host system and power module, temperature and humidity detection module, bee calling organ module and RTC clock module that are connected with the host system electricity, electronic paper display module and button module all are connected with the host system electricity, power source is connected with the power module electricity, power module provides working power for electronic paper display module, button module, host system, temperature and humidity detection module, bee calling organ module and RTC clock module; the utility model discloses an electronic paper display module shows the date, and for the electronic desk calendar, the energy consumption is lower, and under the strong light shines, people also can clearly see the content that shows, in addition, it can also show the humiture information that temperature and humidity detection module gathered to have the alarm clock function, the function is many, and the practicality is high.

Description

A kind of electrophoretic electronic paper desk calendar

Technical field

The utility model relates to a kind of desk calendar, especially a kind of electrophoretic electronic paper desk calendar.

Background technique

Desk calendar is a kind of calendar being placed on, and the desk calendar on current market is broadly divided into papery desk calendar or electronic table It goes through, papery desk calendar takes up space bigger, can only just can determine that the date in use by searching for verification, and can not observe reality When the time it is extremely inconvenient, it is also necessary to regularly replace, result in waste of resources.Though Electronic desk calendar solves periodic replacement and occupied area The problem of, but it consumes mass energy.And when ambient is stronger, display interior included light source and external light source Mutual collision cause information display effect bad so that the light intensity into human eye is extremely limited.

Summary of the invention

For overcome the deficiencies in the prior art, the utility model provides a kind of environmental protection, low-power consumption, multi-functional electrophoretic electronic Paper desk calendar.

The technical scheme adopted by the utility model to solve the technical problem is as follows:

A kind of electrophoretic electronic paper desk calendar, including shell, the surface of the shell are provided with electronic paper display module, key mould Block and power interface, the shell are internally provided with main control module and the power supply module being electrically connected with the main control module, temperature Humidity detecting module, buzzer module and RTC clock module, the electronic paper display module and key module with the master control Module electrical connection, the power interface is electrically connected with the power supply module, the power supply module be above-mentioned electronic paper display module, Key module, main control module, Temperature and Humidity module, buzzer module and RTC clock module provide working power.

Microprocessor U1 in the main control module is STM32F1 single-chip microcontroller.

The electronic paper display module includes electronic-paper display screen, Electronic Paper driving circuit and booster circuit, the electronics Paper driving circuit include driving chip U2, capacitor C1, capacitor C2, capacitor C3, capacitor C5, capacitor C6, capacitor C7, capacitor C15 and Capacitor C16；The driving chip U2 includes 24 pass feet, and 2 pins of the driving chip U2 connect the control of the booster circuit End；4 pins of the driving chip U2 are grounded by the capacitor C1；5 pins of the driving chip U2 pass through the capacitor C2 connects the node of the C1 and ground；15 pins of the driving chip U2 are grounded by the capacitor C3；The driving chip U2 18 pins pass through the capacitor C4 be grounded；19 pins of the driving chip U2 are grounded by the capacitor C5；The driving 20 pins of chip U2 are grounded by the capacitor C6；22 pins of the driving chip U2 are grounded by the capacitor C7；Institute 23 pins for stating driving chip U2 divide two-way, are grounded all the way by the capacitor C15, and another way connects the negative of the booster circuit Pole output end；21 pins of the driving chip U2 connect the cathode output end of the booster circuit；The 24 of the driving chip U2 Pin is grounded by the capacitor C16；9 pins of the driving chip U2 connect the BUSY pin of the microprocessor U1；It is described 10 pins of driving chip U2 connect the RES pin of the microprocessor U1；11 pins of the driving chip U2 meet micro- place Manage the D/C pin of device U1；12 pins of the driving chip U2 connect the CS pin of the microprocessor U1；The driving chip 13 pins of U2 connect the SCLK pin of the microprocessor U1；14 pins of the driving chip U2 meet the microprocessor U1 SDI pin；Other pins of the driving chip U2 are electrically connected with the electronic-paper display screen.

The booster circuit includes PNP type triode Q1, diode D3, diode D4, diode D5, inductance L1, capacitor C22, capacitor C23, capacitor C24, resistance R11, resistance R12, resistance R13 and back light mould group J5, the diode D3 is just Pole connects 23 pins of the driving chip U2 as the cathode output end of the booster circuit, and the cathode of the diode D3 passes through The capacitor C24 connects the pole c of the PNP type triode Q1；The anode of the diode D4 connect the cathode of the diode D3 with The node of capacitor C24, the cathode ground connection of the diode D4；The anode of the diode D5 meets the c of the PNP type triode Q1 The cathode of the node of pole and capacitor C24, the diode D5 divides two-way, and the cathode output end as the booster circuit connects all the way 21 pins of the driving chip U2, another way are grounded by the capacitor C22；A termination positive-negative-positive of the inductance L1 The pole c of triode Q1 and the node of capacitor C24, the other end divides two-way, connects the 3.3V pin of the microprocessor U1 all the way, another Road is grounded by the capacitor C23；Two-way is divided in the pole b of the PNP type triode Q1, terminates the driving core as control all the way 2 pins of piece U2, another way are grounded by the resistance R11；The pole e of the PNP type triode Q1 connects the back light mould 2 pins of group J5；The node that 1 pin of the back light mould group J5 passes through resistance R11 described in the resistance R13 and ground；Institute 3 pins for stating back light mould group J5 connect the node of resistance R11 described in the resistance R13 and ground by the resistance R12.

The Temperature and Humidity module includes Temperature Humidity Sensor J1 and resistance R1, and the 1 of the Temperature Humidity Sensor J1 is drawn Foot connects 3.3V power supply；2 pins of the Temperature Humidity Sensor J1 divide two-way, connect the PE2 pin of the microprocessor U1 all the way, separately 3.3V power supply is connect by the resistance R1 all the way；The NC that 3 pins of the Temperature Humidity Sensor J1 meet the microprocessor U1 draws Foot；4 pins of the Temperature Humidity Sensor J1 are grounded.

The buzzer module includes buzzer BEEP, resistance R2, resistance R3 and NPN type triode Q2, the buzzer The pole c of a termination NPN type triode Q2 of BEEP, another termination 3.3V power supply, the pole e of the NPN type triode Q2 connects Two-way is divided in the pole b on ground, the NPN type triode Q2, connects the PE3 pin of the microprocessor U1 by the resistance R2 all the way, Another way connects the pole e of the NPN type triode Q2 and the node on ground by the resistance R3.

The RTC clock module includes battery BATTERY, diode D1 and diode D2, the battery The anode of BATTERY connects the anode of the diode D2, the cathode ground connection of the battery BATTERY；The diode D2's Cathode divides two-way, connects the VBAT pin of the microprocessor U1 all the way, and another way connects the cathode of the diode D1；Two pole The anode of pipe D1 connects 3.3V power supply.

The beneficial effects of the utility model are: the utility model is showed date by electronic paper display module, relative to For Electronic desk calendar, energy consumption is lower, and under strong illumination, and people can also be clearly seen the content of display, in addition, it may be used also To show Temperature and Humidity module temperature and humidity information collected, and there is alarm, function is more, and practicability is high.

Detailed description of the invention

The present invention will be further described with reference to the accompanying drawings and examples.

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

Fig. 2 is the structural schematic diagram of the utility model；

Fig. 3 is the circuit diagram first part of the utility model；

Fig. 4 is the circuit diagram second part of the utility model；

Fig. 5 is the circuit diagram Part III of the utility model.

Specific embodiment

Referring to figs. 1 to Fig. 5, a kind of electrophoretic electronic paper desk calendar, including shell 1, the surface of the shell 1 are provided with Electronic Paper Display module 2, key module 3 and power interface 4, the shell 1 be internally provided with main control module 5 and with the main control module Power supply module 6, Temperature and Humidity module 7, buzzer module 8 and the RTC clock module 9 of 5 electrical connections, the electronic paper display mould Block 2 and key module 3 are electrically connected with the main control module 5, and the power interface 4 is electrically connected with the power supply module 6, described Power supply module 6 is above-mentioned electronic paper display module 2, key module 3, main control module 5, Temperature and Humidity module 7, buzzer module 8 and RTC clock module 9 working power is provided, in the present embodiment, the microprocessor U1 in the main control module 5 is STM32F1 Single-chip microcontroller, user can be by 3 start and stop electronic paper desk calendar of key module, or carries out the setting of function, and the main control module 5 is in real time Temperature and humidity information detected by the Temperature and Humidity module 7 is received, and information is shown by electronic paper display module 2 Come, in addition, the main control module 5 can control 8 work of buzzer module according to the set information of the RTC clock module 9 Make, realizes clock alarming.

Further, the electronic paper display module 2 includes electronic-paper display screen, Electronic Paper driving circuit and boosting electricity Road, in the present embodiment, the electronic-paper display screen uses E-Ink display screen, and the Electronic Paper driving circuit includes driving chip U2, capacitor C1, capacitor C2, capacitor C3, capacitor C5, capacitor C6, capacitor C7, capacitor C15 and capacitor C16；The driving chip U2 Including 24 pass feet, 2 pins of the driving chip U2 connect the control terminal of the booster circuit；Draw the 4 of the driving chip U2 Foot is grounded by the capacitor C1；5 pins of the driving chip U2 connect the node of the C1 and ground by the capacitor C2；Institute 15 pins for stating driving chip U2 are grounded by the capacitor C3；18 pins of the driving chip U2 pass through the capacitor C4 Ground connection；19 pins of the driving chip U2 are grounded by the capacitor C5；20 pins of the driving chip U2 pass through described Capacitor C6 ground connection；22 pins of the driving chip U2 are grounded by the capacitor C7；23 pins of the driving chip U2 point Two-way, is grounded by the capacitor C15 all the way, and another way connects the cathode output end of the booster circuit；The driving chip U2 21 pins connect the cathode output end of the booster circuit；24 pins of the driving chip U2 are grounded by the capacitor C16； 9 pins of the driving chip U2 connect the BUSY pin of the microprocessor U1, are used for detecting state；The driving chip U2 10 pins connect the RES pin of the microprocessor U1, the RES pin is reset pin, for answering for microprocessor U1 Position；11 pins of the driving chip U2 connect the D/C pin of the microprocessor U1, and the D/C pin is data command/control Pin；12 pins of the driving chip U2 connect the CS pin of the microprocessor U1, and the CS is enable end, microprocessor U1 passes through CS pin feed drive waveform；13 pins of the driving chip U2 meet the SCLK pin of the microprocessor U1, institute Stating SCLK pin is clock control line；14 pins of the driving chip U2 connect the SDI pin of the microprocessor U1, described SDI pin is digital serial interface；Other pins of the driving chip U2 are electrically connected with the electronic-paper display screen.

Further, the booster circuit includes PNP type triode Q1, diode D3, diode D4, diode D5, electricity Feel L1, capacitor C22, capacitor C23, capacitor C24, resistance R11, resistance R12, resistance R13 and back light mould group J5, two pole The anode of pipe D3 meets 23 pins of the driving chip U2, the diode D3 as the cathode output end of the booster circuit Cathode the pole c of the PNP type triode Q1 is connect by the capacitor C24；The anode of the diode D4 connects the diode The cathode of D3 and the node of capacitor C24, the cathode ground connection of the diode D4；The anode of the diode D5 connects the positive-negative-positive The pole c of triode Q1 and the node of capacitor C24, the cathode of the diode D5 divides two-way, all the way as the booster circuit Cathode output end connects 21 pins of the driving chip U2, and another way is grounded by the capacitor C22；One end of the inductance L1 The pole c of the PNP type triode Q1 and the node of capacitor C24 are connect, the other end divides two-way, connects the microprocessor U1's all the way 3.3V pin, another way are grounded by the capacitor C23；Two-way is divided in the pole b of the PNP type triode Q1, all the way as control 2 pins of the driving chip U2 are terminated, another way is grounded by the resistance R11；The pole e of the PNP type triode Q1 connects 2 pins of the back light mould group J5；1 pin of the back light mould group J5 passes through resistance described in the resistance R13 The node of R11 and ground；3 pins of the back light mould group J5 connect resistance described in the resistance R13 by the resistance R12 The node of R11 and ground；In the present embodiment, microprocessor U1 provides 3.3V voltage for booster circuit, when the PNP type triode When Q1 is connected, back light mould group J5 work, 3.3V voltage is amplified, and respectively from the cathode output end of the booster circuit and Cathode output end+15V voltage and -15V voltage, the power supply of Xiang Suoshu electronic-paper display screen.

The Temperature and Humidity module 7 includes Temperature Humidity Sensor J1 and resistance R1, and the 1 of the Temperature Humidity Sensor J1 Pin connects 3.3V power supply；2 pins of the Temperature Humidity Sensor J1 divide two-way, and the PE2 for meeting the microprocessor U1 all the way draws Foot, another way connect 3.3V power supply by the resistance R1；3 pins of the Temperature Humidity Sensor J1 connect the microprocessor U1's NC pin；4 pins of the Temperature Humidity Sensor J1 are grounded, the temperature sensor J1 can real-time detection ambient temperature and humidity, And the temperature and humidity information that will acquire sends the microprocessor U1 to.

The buzzer module 8 includes buzzer BEEP, resistance R2, resistance R3 and NPN type triode Q2, the buzzer The pole c of a termination NPN type triode Q2 of BEEP, another termination 3.3V power supply, the pole e of the NPN type triode Q2 connects Two-way is divided in the pole b on ground, the NPN type triode Q2, connects the PE3 pin of the microprocessor U1 by the resistance R2 all the way, Another way connects the pole e of the NPN type triode Q2 and the node on ground by the resistance R3；The buzzer BEEP is according to micro- place It manages the instruction that device U1 is sended over and acts, the clock alarming being used for.

The RTC clock module 9 includes battery BATTERY, diode D1 and diode D2, the battery The anode of BATTERY connects the anode of the diode D2, the cathode ground connection of the battery BATTERY；The diode D2's Cathode divides two-way, connects the VBAT pin of the microprocessor U1 all the way, and another way connects the cathode of the diode D1；Two pole The anode of pipe D1 connects 3.3V power supply；The RTC clock module is used for clock setting, and cooperation buzzer module realizes electronic paper desk calendar Alarm.

Above embodiment cannot limit the protection scope of the invention, and the personnel of professional skill field are not departing from In the case where the invention general idea, the impartial modification and variation done still fall within the range that the invention is covered Within.

Claims (7)

1. a kind of electrophoretic electronic paper desk calendar, including shell (1), it is characterised in that the surface of the shell (1) is provided with Electronic Paper Display module (2), key module (3) and power interface (4), the shell (1) be internally provided with main control module (5) and with institute State power supply module (6), Temperature and Humidity module (7), buzzer module (8) and the RTC clock module of main control module (5) electrical connection (9), the electronic paper display module (2) and key module (3) are electrically connected with the main control module (5), the power interface (4) it is electrically connected with the power supply module (6), the power supply module (6) is above-mentioned electronic paper display module (2), key module (3), main control module (5), Temperature and Humidity module (7), buzzer module (8) and RTC clock module (9) provide working power.

2. electrophoretic electronic paper desk calendar according to claim 1, it is characterised in that the microprocessor in the main control module (5) U1 is STM32F1 single-chip microcontroller.

3. electrophoretic electronic paper desk calendar according to claim 2, it is characterised in that the electronic paper display module (2) includes electricity Sub- paper display screen, Electronic Paper driving circuit and booster circuit, the Electronic Paper driving circuit include driving chip U2, capacitor C1, Capacitor C2, capacitor C3, capacitor C5, capacitor C6, capacitor C7, capacitor C15 and capacitor C16；The driving chip U2 includes 24 pass 2 pins of foot, the driving chip U2 connect the control terminal of the booster circuit；4 pins of the driving chip U2 pass through described Capacitor C1 ground connection；5 pins of the driving chip U2 connect the node of the C1 and ground by the capacitor C2；The driving chip 15 pins of U2 are grounded by the capacitor C3；18 pins of the driving chip U2 are grounded by the capacitor C4；The drive 19 pins of dynamic chip U2 are grounded by the capacitor C5；20 pins of the driving chip U2 are grounded by the capacitor C6； 22 pins of the driving chip U2 are grounded by the capacitor C7；23 pins of the driving chip U2 divide two-way, a-road-through The capacitor C15 ground connection is crossed, another way connects the cathode output end of the booster circuit；21 pins of the driving chip U2 meet institute State the cathode output end of booster circuit；24 pins of the driving chip U2 are grounded by the capacitor C16；The driving chip 9 pins of U2 connect the BUSY pin of the microprocessor U1；10 pins of the driving chip U2 connect the microprocessor U1's RES pin；11 pins of the driving chip U2 connect the D/C pin of the microprocessor U1；Draw the 12 of the driving chip U2 Foot connects the CS pin of the microprocessor U1；13 pins of the driving chip U2 connect the SCLK pin of the microprocessor U1； 14 pins of the driving chip U2 connect the SDI pin of the microprocessor U1；Other pins of the driving chip U2 and institute State electronic-paper display screen electrical connection.

4. electrophoretic electronic paper desk calendar according to claim 3, it is characterised in that the booster circuit includes PNP type triode Q1, diode D3, diode D4, diode D5, inductance L1, capacitor C22, capacitor C23, capacitor C24, resistance R11, resistance R12, The anode of resistance R13 and back light mould group J5, the diode D3 connect described as the cathode output end of the booster circuit 23 pins of driving chip U2, the cathode of the diode D3 connect the pole c of the PNP type triode Q1 by the capacitor C24； The anode of the diode D4 connects the cathode of the diode D3 and the node of capacitor C24, the cathode ground connection of the diode D4； The anode of the diode D5 connects the pole c of the PNP type triode Q1 and the node of capacitor C24, the cathode of the diode D5 Divide two-way, the cathode output end as the booster circuit connects 21 pins of the driving chip U2 all the way, and another way passes through institute State capacitor C22 ground connection；The pole c of a termination PNP type triode Q1 of the inductance L1 and the node of capacitor C24, the other end Divide two-way, connect the 3.3V pin of the microprocessor U1 all the way, another way passes through the capacitor C23 and is grounded；Three pole of positive-negative-positive Two-way is divided in the pole b of pipe Q1, terminates 2 pins of the driving chip U2 as control all the way, and another way is connect by the resistance R11 Ground；The pole e of the PNP type triode Q1 connects 2 pins of the back light mould group J5；Draw the 1 of the back light mould group J5 The node that foot passes through resistance R11 described in the resistance R13 and ground；3 pins of the back light mould group J5 pass through the resistance R12 connects the node of resistance R11 described in the resistance R13 and ground.

5. electrophoretic electronic paper desk calendar according to claim 2, it is characterised in that the Temperature and Humidity module (7) includes temperature Humidity sensor J1 and resistance R1,1 pin of the Temperature Humidity Sensor J1 connect 3.3V power supply；The Temperature Humidity Sensor J1's 2 pins divide two-way, connect the PE2 pin of the microprocessor U1 all the way, and another way connects 3.3V power supply by the resistance R1；It is described 3 pins of Temperature Humidity Sensor J1 connect the NC pin of the microprocessor U1；4 pins of the Temperature Humidity Sensor J1 are grounded.

6. electrophoretic electronic paper desk calendar according to claim 2, it is characterised in that the buzzer module (8) includes buzzer The c of a termination NPN type triode Q2 of BEEP, resistance R2, resistance R3 and NPN type triode Q2, the buzzer BEEP Two-way is divided in pole, another termination 3.3V power supply, the pole the e ground connection of the NPN type triode Q2, the pole b of the NPN type triode Q2, The PE3 pin of the microprocessor U1 is connect by the resistance R2 all the way, another way connects the NPN type three by the resistance R3 The pole e of pole pipe Q2 and the node on ground.

7. electrophoretic electronic paper desk calendar according to claim 2, it is characterised in that the RTC clock module (9) includes electric power storage Pond BATTERY, diode D1 and diode D2, the anode of the battery BATTERY connects the anode of the diode D2, described The cathode of battery BATTERY is grounded；The cathode of the diode D2 divides two-way, and the VBAT for meeting the microprocessor U1 all the way draws Foot, another way connect the cathode of the diode D1；The anode of the diode D1 connects 3.3V power supply.