CN218848749U

CN218848749U - Low-power-consumption glucometer SOC chip

Info

Publication number: CN218848749U
Application number: CN202223178535.7U
Authority: CN
Inventors: 柯美延
Original assignee: Shenzhen Jiahangxin Electronics Co ltd
Current assignee: Shenzhen Jiahangxin Electronics Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-04-11
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses a low-power consumption glucometer SOC chip, which comprises a control module, a flash memory module and a random access memory module which are connected together; the time adjusting module is connected with the control module; the time adjusting module comprises a delay protection circuit, an SE signal generating circuit, a mode switching control circuit, a two-way selector and a clock circuit module; the main power supply module is used for supplying power to the modules, and the standby power supply module supplies power to the random access memory module and the control module through the switching module; the utility model discloses can produce FLASH as required and read operation compression time signal for carry out different FLASH and read the operation and can use different time signal, thereby realize reducing FLASH memory cell among the integrated circuit SOC chip and read the consumption of operation.

Description

Low-power consumption blood glucose meter SOC chip

Technical Field

The utility model relates to a blood glucose meter SOC chip technical field specifically is a low-power consumption blood glucose meter SOC chip.

Background

At present, with the continuous development and popularization of modern electronic technology, the work and life of human beings are closely related to the electronic technology. For example, entertainment electronic products are portable and wireless, so that people can get rid of the constraint of wires; the application of the intelligent water meter greatly reduces the labor cost; health monitoring electronic products, such as blood glucose meters, enable people to master physical conditions of people in real time; the electronic products have two states of idle and working, the overall low power consumption is the most important technical index, and the whole low power consumption is finally embodied as the endurance of a primary charging or product battery; with the wide development of CMOS integrated circuits, the functions that can be realized by the integrated circuit SOC chip become more and more powerful, and the power consumption consumed by the integrated circuit SOC chip becomes more and more, so how to reduce the power consumption consumed by the product on the premise of ensuring the product performance is becoming the direction of the key research of each company. The integrated circuit SOC chip generally comprises a FLASH storage unit, and under a normal condition, the integrated circuit SOC chip internally reads the FLASH storage unit; generally, a normal time signal of a FLASH read operation is a high level signal in a system clock signal, and the length of a normal time signal of another FLASH read operation can be different in different systems, but the existing FLASH read operation time cannot be compressed according to requirements, so that the energy consumption is large; in addition, in order to ensure that user data is usually stored in the soc chip by using the random access memory, when the phenomenon of power failure occurs by mistake in transmission, the random access memory is prone to fail to store the current data, and data loss reflecting the health of the user is caused.

SUMMERY OF THE UTILITY MODEL

The method aims to solve the problem that the prior soc chip can not compress FLASH read operation time according to requirements, so that the energy consumption is high; and utilize random access memory to save data in order to guarantee user data generally in the SOC chip, and when the transmission mistake power down phenomenon, lead to random access memory to save current data easily, and lead to being used for the defect that the healthy data of reaction user lost, the utility model provides a low-power consumption blood glucose meter SOC chip.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a low-power consumption glucometer SOC chip, which comprises a control module, a flash memory module and a random access memory module which are connected together; the time adjusting module is connected with the control module; the time adjusting module comprises a delay protection circuit, an SE signal generating circuit, a mode switching control circuit, a two-way selector and a clock circuit module; the main power supply module is used for supplying power to the modules, and the standby power supply module supplies power to the random access memory module and the control module through the switching module; the power supply switching device is characterized by further comprising an MCU module, wherein a voltage acquisition module for detecting the power supply voltage on the power supply module is arranged on the MCU module, and the voltage acquisition module and the switching module are both connected with the MCU module.

As a preferred technical solution of the present invention, the FLASH read operation signal line on the control module is connected to the trig-read input terminal of the delay protection circuit and the trig-read input terminal of the mode switching control circuit, respectively, and the output terminal of the clock circuit module is connected to the input terminal of the hlck of the delay protection circuit and the input terminal of the hlck of the mode switching control circuit;

the output end of the delay protection circuit is connected with one input end of the two-way selector and the input end of the SE signal generating circuit, the output end of the mode switching control circuit is connected with the input end of the SE signal generating circuit, the output end of the SE signal generating circuit is connected with the other input end of the two-way selector, and the output end of the two-way selector is connected with the control module; the control module is connected with the clock circuit module.

As a preferred technical scheme of the utility model, when voltage acquisition module gathered the voltage disappearance on the power supply module, then the closed module that switches of MCU module comes to supply power for random access memory module and control module.

As the utility model discloses an optimized technical scheme still includes the alarm module who is connected with the MCU module, when voltage acquisition module gathered the voltage disappearance on the power supply module, then MCU module control alarm module sends the alarm sound.

As an optimized technical scheme of the utility model, alarm module is audible-visual annunciator.

The beneficial effects of the utility model are that:

according to the low-power-consumption glucometer SOC chip, the time adjusting module is composed of the delay protection circuit, the SE signal generating circuit, the mode switching control circuit, the two-way selector and the clock circuit module, so that FLASH reading operation compression time signals can be generated according to needs, different FLASH reading operations can be carried out by using different time signals, and the power consumption of the FLASH storage unit reading operation in the integrated circuit SOC chip is reduced. And through setting up reserve power supply module and supplying power to RAM module and control module through the switch module, when taking place to fall the electric power, reserve power supply module uses electricity, avoids leading to the data loss in the RAM module because of shutting down.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of a low power consumption blood glucose meter SOC chip of the present invention;

fig. 2 is the utility model discloses a time adjustment module's of low-power consumption blood glucose meter SOC chip structure schematic diagram.

In the figure: 1. a control module; 2. a flash memory module; 3. a random access memory module; 5. a time adjustment module; 6. a delay protection circuit; 7. an SE signal generating circuit; 8. a mode switching control circuit; 9. a two-way selector; 10. a switching module; 11. an MCU module; 12. a voltage acquisition module; 13. an alarm module; 14. a clock circuit module; 15. a main power supply module; 16. and a standby power supply module.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1 and fig. 2, the present invention relates to a low power consumption blood glucose meter SOC chip, which comprises a control module 1, a flash memory module 2 and a random access memory module 3 connected together; the device also comprises a time adjusting module 5 connected with the control module 1; the time adjusting module 5 comprises a delay protection circuit 6, an SE signal generating circuit 7, a mode switching control circuit 8, a two-way selector 9 and a clock circuit module 14; the power supply system also comprises a power supply module 8, a standby power supply module 16 and a main power supply module 15, wherein the main power supply module 15 is used for supplying power to the modules, and the standby power supply module 16 supplies power to the random access memory module 3 and the control module 1 through the switching module 10; still include MCU module 11, be equipped with voltage acquisition module 12 that detects the power supply voltage on the power supply module 8 on the MCU module 11, just voltage acquisition module 12 and switching module 10 all are connected with MCU module 11. The time adjusting module 5 is composed of a delay protection circuit 6, an SE signal generating circuit 7, a mode switching control circuit 8, a two-way selector 9 and a clock circuit module 14, so that FLASH reading operation compression time signals can be generated according to needs, different time signals can be used for different FLASH reading operations, and power consumption of FLASH storage unit reading operation in an integrated circuit SOC chip is reduced. And the standby power supply module is arranged to supply power to the random access memory module 3 and the control module 1 through the switching module 10, and when power failure occurs, the standby power supply module is used for power, so that data loss in the random access memory module 3 caused by shutdown is avoided.

Wherein, the FLASH read operation signal line on the control module 1 is respectively connected with the trig-read input end of the delay protection circuit 6 and the trig-read input end of the mode switching control circuit 8, and the output end of the clock circuit module 14 is connected with the hlck input end of the delay protection circuit 6 and the hlck input end of the mode switching control circuit 8;

the output end of the delay protection circuit is connected with one input end of the two-way selector and the input end of the SE signal generating circuit 7, the output end of the mode switching control circuit 8 is connected with the input end of the SE signal generating circuit 7, the output end of the SE signal generating circuit 7 is connected with the other input end of the two-way selector, and the output end of the two-way selector is connected with the control module 1; the control module 1 is connected to a clock circuit module 14.

When the voltage acquisition module 12 acquires that the voltage on the power supply module 8 disappears, the MCU module 11 closes the switching module 10 to supply power to the ram module 3 and the control module 1.

The power supply device also comprises an alarm module 13 connected with the MCU module 11, and when the voltage acquisition module 12 acquires that the voltage on the power supply module 8 disappears, the MCU module 11 controls the alarm module 13 to give out an alarm sound. Wherein, the alarm module 13 is an audible and visual alarm. When the power failure occurs accidentally and an alarm occurs, the user is reminded to close the blood glucose meter, and the health data of the user is stored.

When a FLASH reading operation is triggered once (a trig _ read signal is effective), the delay protection circuit is activated, wherein an input signal of a switching control signal line SE _ mode in the mode switching control circuit is a control signal and is an enable switch of the SE signal generating circuit and the two-way selector, and a user can operate the switching control signal line SE _ mode according to a required SE signal so as to control an output signal of the SE signal generating circuit and an output signal of the two-way selector. When SE _ mode is 0, the SE signal generation circuit is turned off and the two-way selector is controlled to select the input signal of the first input end as the output signal, at the moment, the two-way selector selects the s0 signal to be output as the SE signal, and the s1 signal is invalid. When SE _ mode is 1, the enabling SE signal generating circuit is indicated, the two-way selector is controlled to select the input signal of the second input end of the enabling SE signal generating circuit as the output signal, the delay time is adjusted according to the attribute of the FLASH storage unit, therefore, a FLASH reading operation compression time signal can be generated according to the requirement, different time signals can be used for different FLASH reading operations, and the power consumption of the FLASH storage unit reading operation in the integrated circuit SOC chip is reduced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The SOC chip is characterized by comprising a control module (1), a flash memory module (2) and a random access memory module (3) which are connected together; the device also comprises a time adjusting module (5) connected with the control module (1); the time adjusting module (5) comprises a delay protection circuit (6), an SE signal generating circuit (7), a mode switching control circuit (8), a two-way selector (9) and a clock circuit module (14); the system also comprises a main power supply module (15), a standby power supply module (16), and a main power supply module (15) and a standby power supply module (16), wherein the standby power supply module (16) supplies power to the random access memory module (3) and the control module (1) through the switching module (10); still include MCU module (11), be equipped with voltage acquisition module (12) that carry out the detection to the supply voltage on the power supply module on MCU module (11), just voltage acquisition module (12) and switching module (10) all are connected with MCU module (11).

2. A low power consumption blood glucose meter SOC chip according to claim 1, characterized in that the FLASH read signal line on the control module (1) is connected to the trig-read input of the delay protection circuit (6) and the trig-read input of the mode switch control circuit (8), respectively, and the output of the clock circuit module (14) is connected to the input of the hlck of the delay protection circuit (6) and the input of the hlck of the mode switch control circuit (8);

the output end of the delay protection circuit is connected with one input end of the two-way selector and the input end of the SE signal generating circuit (7), the output end of the mode switching control circuit (8) is connected with the input end of the SE signal generating circuit (7), the output end of the SE signal generating circuit (7) is connected with the other input end of the two-way selector, and the output end of the two-way selector is connected with the control module (1); the control module (1) is connected with a clock circuit module (14).

3. The SOC chip according to claim 1, characterised in that when the voltage collection module (12) collects that the voltage on the power supply module disappears, the MCU module (11) closes the switch module (10) to supply power to the RAM module (3) and the control module (1).

4. The SOC chip of the low-power-consumption blood glucose meter is characterized by further comprising an alarm module (13) connected with the MCU module (11), wherein when the voltage collecting module (12) collects that the voltage on the power supply module disappears, the MCU module (11) controls the alarm module (13) to give out an alarm sound.

5. The SOC chip according to claim 4, wherein the alarm module (13) is an audible and visual alarm.