CN207457765U - A kind of ecg signal acquiring instrument percussion control circuit - Google Patents
A kind of ecg signal acquiring instrument percussion control circuit Download PDFInfo
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- CN207457765U CN207457765U CN201721435348.9U CN201721435348U CN207457765U CN 207457765 U CN207457765 U CN 207457765U CN 201721435348 U CN201721435348 U CN 201721435348U CN 207457765 U CN207457765 U CN 207457765U
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Abstract
The utility model is related to a kind of ecg signal acquiring instrument with control circuit is tapped, including microcontroller U1, microcontroller U3, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, capacitance C1, capacitance C10, capacitance C11, USB, LED1, LED2, LED3, supply voltage VCC.After the completion of the microcontroller U3 initialization of the utility model, when there is event, microcontroller U3 generates interrupt signal on No. 8 pins, receives data by I2C buses after microcontroller U1 response interrupt requests, determines whether percussion event.When there is percussion to occur, interruption is generated on No. 8 pins in microcontroller U3, microcontroller U1 carries out communication transfer data by No. 3 pins in interrupt routine by I2C patterns and microcontroller U3, when the patient feels are uncomfortable, the shell of microcontroller U1 is tapped with hand, percussion event is generated, to make mark in electrocardiosignal.The utility model, which has, is not required to button control, and water resistance is good, only need to tap shell, easy to operate, the advantages of patient is facilitated to operate.
Description
Technical field
The utility model is related to medical instrument control technology field, particularly a kind of ecg signal acquiring instrument is controlled with percussion
Circuit.
Background technology
At present, control circuit can be equipped in ecg signal acquiring instrument in the market, and is equipped on ecg signal acquiring instrument
Button by manipulating button, makes control circuit control ecg signal acquiring instrument work.
It is had the following disadvantages using button to control by the way of ecg signal acquiring instrument：First, because ecg signal acquiring
Instrument is hung in application on chest, when patient needs to control ecg signal acquiring instrument, in order to avoid missing
Operation, patient needs to pick up ecg signal acquiring instrument mostly to be manipulated, and such design makes patient use extremely not side
Just；Second is that the electrocardio for the time generation for having this section of mark uncomfortable when the patient feels are uncomfortable, on ecg signal acquiring instrument
The function of signal, and in a manner that button is marked, electrocardiosignal mark delay on the one hand can be caused, is on the other hand used
Button is controlled cumbersome, and the difficulty in manipulation can be caused to the patient not felt well；Third, using button into
The ecg signal acquiring instrument of row control, steam is easy to can be from the gap on button periphery into inside, poor waterproof properties.
There can be above deficiency for the existing ecg signal acquiring instrument using button control, it is therefore, a kind of there is an urgent need for design
The ecg signal acquiring instrument control circuit that button is not required to control.
Utility model content
It is adopted the purpose of this utility model is to provide a kind of ecg signal acquiring instrument with control circuit, the electrocardiosignal is tapped
Collection instrument taps control circuit with button control is not required to, and water resistance is good, only need to tap shell, easy to operate, facilitates patient
The advantages of operation.
What the technical solution of the utility model was realized in：A kind of ecg signal acquiring instrument percussion control circuit,
Feature is to include microcontroller U1, microcontroller U3, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, capacitance
C1, capacitance C10, capacitance C11, USB, LED1, LED2, LED3, supply voltage VCC, wherein：
One end of the capacitance C11 is turned on supply voltage VCC, the other end ground connection of capacitance C11；
The microcontroller U3 is general electronic corporation ADXL345, and ADXL345 is a compact slim low-power consumption 3-axis acceleration
It counts, its micro power consumption, is 0.1uA under standby mode, it is single using 3mm × 5mm × 1mm, 14 pin small ultra-thin Plastic Packages
No. 1 pin, No. 6 pins of piece machine U3 turn on respectively with supply voltage VCC, No. 2 pins of microcontroller U3, No. 4 pins, No. 5 draw
Foot, No. 12 pins are grounded respectively, and No. 7 pins of microcontroller U3 are turned on No. 14 pins of microcontroller U1, and No. 8 of microcontroller U3 are drawn
Foot is turned on No. 15 pins of microcontroller U1；
One end of the resistance R3 is turned on supply voltage VCC, the other end of resistance R3 and No. 14 pins of microcontroller U3
Conducting；
One end of the resistance R2 is turned on supply voltage VCC, No. 13 pins of the resistance R2 other ends and microcontroller U3
Conducting；
The microcontroller U1 is general electronic corporation STM32F042G6Ux, No. 1 pin and the supply voltage VCC of microcontroller U1
Conducting；No. 2 pins of microcontroller U1 are turned on No. 13 pins of microcontroller U3, No. 3 pins and microcontroller of microcontroller U1
No. 14 pins conducting of U3, No. 16 pins, No. 32 pins of microcontroller U1 are grounded respectively；
One end of the resistance R1 is turned on supply voltage VCC, and the other end of resistance R1 is led with No. 4 pins of microcontroller U1
It is logical；
One end of the capacitance C1 is turned on No. 4 pins of microcontroller U1, the other end ground connection of capacitance C1；
One end of the capacitance C10 is turned on supply voltage VCC, the other end of capacitance C10 and ground connection；
No. 1 pin of the USB is turned on supply voltage VCC, No. 2 pins of the USB and No. 22 pins of microcontroller U1
Conducting, No. 3 pins of the USB are turned on No. 21 pins of microcontroller U1, No. 4 pins ground connection of the USB；
One end of the resistance R4 is turned on supply voltage VCC, and the other end of resistance R4 is turned on the anode of LED1, institute
State the cathode ground connection of LED1；
One end of the resistance R5 is turned on supply voltage VCC, and the other end of resistance R5 is turned on the anode of LED2, institute
The cathode of LED2 is stated to turn on No. 24 pins of microcontroller U1；
One end of the resistance R6 is turned on supply voltage VCC, and the other end of resistance R6 is turned on the anode of LED3, institute
The cathode of LED3 is stated to turn on No. 23 pins of microcontroller U1.
The operation principle of the utility model is as follows：After the completion of microcontroller U3 initialization, when there is event, microcontroller U3 exists
It generates interrupt signal on No. 8 pins, data is received by I2C buses after microcontroller U1 response interrupt requests, determine whether to strike
Hit event.When there is percussion to occur, interruption is generated on No. 8 pins in microcontroller U3, microcontroller U1 passes through 3 in interrupt routine
Number pin carries out communication transfer data by I2C patterns and microcontroller U3, and three axis (x, y, z) are contained in the data and tap thing
Part is exactly when recording electrocardio, and when the patient feels are uncomfortable, the shell of microcontroller U1 is tapped with hand, generates percussion event, with
Just mark is made in electrocardiosignal, for analysis electrocardio when as selective analysis.
The beneficial effects of the utility model：Button control is not required to, water resistance is good, only need to tap shell, easy to operate, side
Just patient operates.
Description of the drawings
Fig. 1 is the circuit diagram of the utility model.
Specific embodiment
As shown in Figure 1, a kind of ecg signal acquiring instrument described in the utility model percussion control circuit, including microcontroller
U1, microcontroller U3, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, capacitance C1, capacitance C10, capacitance C11,
USB, LED1, LED2, LED3, supply voltage VCC, wherein：
One end of the capacitance C11 is turned on supply voltage VCC, the other end ground connection of capacitance C11；
The microcontroller U3 is general electronic corporation ADXL345, and ADXL345 is a compact slim low-power consumption 3-axis acceleration
It counts, its micro power consumption, is 0.1uA under standby mode, it is single using 3mm × 5mm × 1mm, 14 pin small ultra-thin Plastic Packages
No. 1 pin, No. 6 pins of piece machine U3 turn on respectively with supply voltage VCC, No. 2 pins of microcontroller U3, No. 4 pins, No. 5 draw
Foot, No. 12 pins are grounded respectively, and No. 7 pins of microcontroller U3 are turned on No. 14 pins of microcontroller U1, and No. 8 of microcontroller U3 are drawn
Foot is turned on No. 15 pins of microcontroller U1；
One end of the resistance R3 is turned on supply voltage VCC, the other end of resistance R3 and No. 14 pins of microcontroller U3
Conducting；
One end of the resistance R2 is turned on supply voltage VCC, No. 13 pins of the resistance R2 other ends and microcontroller U3
Conducting；
The microcontroller U1 is general electronic corporation STM32F042G6Ux, No. 1 pin and the supply voltage VCC of microcontroller U1
Conducting；No. 2 pins of microcontroller U1 are turned on No. 13 pins of microcontroller U3, No. 3 pins and microcontroller of microcontroller U1
No. 14 pins conducting of U3, No. 16 pins, No. 32 pins of microcontroller U1 are grounded respectively；
One end of the resistance R1 is turned on supply voltage VCC, and the other end of resistance R1 is led with No. 4 pins of microcontroller U1
It is logical；
One end of the capacitance C1 is turned on No. 4 pins of microcontroller U1, the other end ground connection of capacitance C1；
One end of the capacitance C10 is turned on supply voltage VCC, the other end of capacitance C10 and ground connection；
No. 1 pin of the USB is turned on supply voltage VCC, No. 2 pins of the USB and No. 22 pins of microcontroller U1
Conducting, No. 3 pins of the USB are turned on No. 21 pins of microcontroller U1, No. 4 pins ground connection of the USB；
One end of the resistance R4 is turned on supply voltage VCC, and the other end of resistance R4 is turned on the anode of LED1, institute
State the cathode ground connection of LED1；
One end of the resistance R5 is turned on supply voltage VCC, and the other end of resistance R5 is turned on the anode of LED2, institute
The cathode of LED2 is stated to turn on No. 24 pins of microcontroller U1；
One end of the resistance R6 is turned on supply voltage VCC, and the other end of resistance R6 is turned on the anode of LED3, institute
The cathode of LED3 is stated to turn on No. 23 pins of microcontroller U1.
The operation principle of the utility model is as follows：After the completion of microcontroller U3 initialization, when there is event, microcontroller U3 exists
It generates interrupt signal on No. 8 pins, data is received by I2C buses after microcontroller U1 response interrupt requests, determine whether to strike
Hit event.When there is percussion to occur, interruption is generated on No. 8 pins in microcontroller U3, microcontroller U1 passes through 3 in interrupt routine
Number pin carries out communication transfer data by I2C patterns and microcontroller U3, and three axis (x, y, z) are contained in the data and tap thing
Part is exactly when recording electrocardio, and when the patient feels are uncomfortable, the shell of microcontroller U1 is tapped with hand, generates percussion event, with
Just mark is made in electrocardiosignal, for analysis electrocardio when as selective analysis.Herein it should be noted that the utility model
By to microcontroller U1 set so that the utility model realization is clicked microcontroller U1 when as battery capacity prompt facility, during double-click
For logout, cardiac synchronous flashing function, that is to say, that this section of electrocardiosignal that can not be felt well during double-click to patient is made
Mark, and LED1, LED2, LED3 are present with flicker in the process, are observed convenient for patient or patient household.The utility model has
It is not required to button control, water resistance is good, only need to tap shell, easy to operate, the advantages of patient is facilitated to operate.
Claims (1)
1. a kind of ecg signal acquiring instrument percussion control circuit, it is characterised in that：Including microcontroller U1, microcontroller U3, resistance
R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, capacitance C1, capacitance C10, capacitance C11, USB, LED1, LED2,
LED3, supply voltage VCC, wherein：
One end of the capacitance C11 is turned on supply voltage VCC, the other end ground connection of capacitance C11；
The microcontroller U3 is general electronic corporation ADXL345, No. 1 pin of microcontroller U3, No. 6 pins respectively with supply voltage VCC
Conducting, No. 2 pins, No. 4 pins, No. 5 pins, No. 12 pins of microcontroller U3 are grounded respectively, No. 7 pins and list of microcontroller U3
No. 14 pins conducting of piece machine U1, No. 8 pins of microcontroller U3 are turned on No. 15 pins of microcontroller U1；
One end of the resistance R3 is turned on supply voltage VCC, and the other end of resistance R3 is turned on No. 14 pins of microcontroller U3；
One end of the resistance R2 is turned on supply voltage VCC, and the resistance R2 other ends are turned on No. 13 pins of microcontroller U3；
The microcontroller U1 is general electronic corporation STM32F042G6Ux, and No. 1 pin of microcontroller U1 is turned on supply voltage VCC；
No. 2 pins of microcontroller U1 are turned on No. 13 pins of microcontroller U3, No. 3 pins of microcontroller U1 and the 14 of microcontroller U3
The conducting of number pin, No. 16 pins, No. 32 pins of microcontroller U1 are grounded respectively；
One end of the resistance R1 is turned on supply voltage VCC, and the other end of resistance R1 is turned on No. 4 pins of microcontroller U1；
One end of the capacitance C1 is turned on No. 4 pins of microcontroller U1, the other end ground connection of capacitance C1；
One end of the capacitance C10 is turned on supply voltage VCC, the other end of capacitance C10 and ground connection；
No. 1 pin of the USB is turned on supply voltage VCC, and No. 2 pins of the USB are turned on No. 22 pins of microcontroller U1,
No. 3 pins of the USB are turned on No. 21 pins of microcontroller U1, No. 4 pins ground connection of the USB；
One end of the resistance R4 is turned on supply voltage VCC, and the other end of resistance R4 is turned on the anode of LED1, described
The cathode ground connection of LED1；
One end of the resistance R5 is turned on supply voltage VCC, and the other end of resistance R5 is turned on the anode of LED2, described
The cathode of LED2 is turned on No. 24 pins of microcontroller U1；
One end of the resistance R6 is turned on supply voltage VCC, and the other end of resistance R6 is turned on the anode of LED3, described
The cathode of LED3 is turned on No. 23 pins of microcontroller U1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721435348.9U CN207457765U (en) | 2017-11-03 | 2017-11-03 | A kind of ecg signal acquiring instrument percussion control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721435348.9U CN207457765U (en) | 2017-11-03 | 2017-11-03 | A kind of ecg signal acquiring instrument percussion control circuit |
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| Publication Number | Publication Date |
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| CN207457765U true CN207457765U (en) | 2018-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721435348.9U Active CN207457765U (en) | 2017-11-03 | 2017-11-03 | A kind of ecg signal acquiring instrument percussion control circuit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110037688A (en) * | 2019-04-16 | 2019-07-23 | 深圳星康医疗科技有限公司 | A kind of method and custodial care facility of physiological data collection |
-
2017
- 2017-11-03 CN CN201721435348.9U patent/CN207457765U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110037688A (en) * | 2019-04-16 | 2019-07-23 | 深圳星康医疗科技有限公司 | A kind of method and custodial care facility of physiological data collection |
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