CN207833503U - A kind of low-power consumption Intelligent terminal for Internet of things - Google Patents

Abstract

The utility model discloses an intelligent terminal of the Internet of Things with low power consumption, which comprises a single-chip microcomputer, an IIC interface, a reset button, a TTL serial port, an RS485 interface, an LED display light, a Lora communication module and a DC/battery dual power supply module, and the single-chip microcomputer respectively Connect the IIC interface, reset button, TTL serial port, RS485 interface, LED display light, Lora communication module and DC/battery dual power supply module. The utility model low-power Internet of Things intelligent terminal adopts a single-chip microcomputer to control the DC/battery dual power supply module, and the DC/battery dual power supply module adopts DC and battery dual power supply, which realizes the peripheral power supply under the low power consumption operation mode. On-off control.

Description

A low-power IoT smart terminal

technical field

The utility model relates to an intelligent terminal, in particular to an intelligent terminal of the Internet of Things with low power consumption.

Background technique

The hardware of the smart terminal needs to maintain stability and reliability, which requires reasonable utilization and management of the power supply. At present, intelligent terminals of the Internet of Things generally have defects such as backward control mode, slow wireless communication speed, low anti-interference, poor human-computer interaction, and poor industrial protection level.

Contents of the invention

The purpose of the present utility model is to provide a low-power consumption intelligent terminal of the Internet of Things, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A low-power Internet of Things intelligent terminal, comprising a single-chip microcomputer, an IIC interface, a reset button, a TTL serial port, an RS485 interface, an LED display light, a Lora communication module and a DC/battery dual power supply module, the single-chip microcomputer is respectively connected to the IIC interface, reset Button, TTL serial port, RS485 interface, LED display light, Lora communication module and DC/battery dual power supply module.

As a further solution of the utility model: the single-chip microcomputer adopts the STM32 series single-chip microcomputer.

As a further solution of the utility model: the DC/battery dual power supply module also supplies power for the RS485 interface and the Lora communication module respectively.

Compared with the prior art, the beneficial effect of the utility model is that the utility model low-power Internet of Things intelligent terminal adopts a single-chip microcomputer to control the DC/battery dual power supply module module, and the DC/battery dual power supply module adopts DC and battery Dual power supply realizes on-off control of peripheral power supply in low-power operation mode.

Description of drawings

Figure 1 is a schematic structural diagram of a low-power IoT smart terminal.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1, in the embodiment of the utility model, a low-power Internet of Things intelligent terminal includes a single-chip microcomputer, an IIC interface, a reset button, a TTL serial port, an RS485 interface, an LED display light, a Lora communication module and a DC/battery dual power supply A power supply module, the single-chip microcomputer is respectively connected to an IIC interface, a reset button, a TTL serial port, an RS485 interface, an LED display light, a Lora communication module and a DC/battery dual power supply module.

The single-chip microcomputer adopts STM32 series single-chip microcomputer.

The DC/battery dual power supply module also supplies power to the RS485 interface and the Lora communication module respectively, and realizes the on-off control of the peripheral power supply in the low-power operation mode.

DC/battery dual power supply The power supply module adopts DC and battery dual power supply, and uses jumpers to select the power supply: the first solution is to process the external 9-36V input power through the power chip to provide 3.3V power supply; the second solution is to use a 3.6V lithium battery Power supply, and achieve low power consumption control through a dedicated power management chip.

IIC interface, TTL serial port, and RS485 interface are used for information exchange, program download and debugging between the microcontroller and peripherals. The LoRa communication module is used to wirelessly send the data in the microcontroller to the gateway and receive configuration data from the gateway.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to be included in the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (3)

1. A low-power consumption Internet of Things intelligent terminal, comprising a single-chip microcomputer, an IIC interface, a reset button, a TTL serial port, an RS485 interface, an LED display light, a Lora communication module and a DC/battery dual power supply module, wherein the single-chip microcomputer Connect the IIC interface, reset button, TTL serial port, RS485 interface, LED display light, Lora communication module and DC/battery dual power supply module respectively. 2. The intelligent terminal of the Internet of Things with low power consumption according to claim 1, wherein the single-chip microcomputer adopts an STM32 series single-chip microcomputer. 3. The intelligent terminal of the Internet of Things with low power consumption according to claim 1, wherein the DC/battery dual power supply module also supplies power for the RS485 interface and the Lora communication module respectively.