CN217935957U - Bluetooth temperature and humidity wireless transparent transmission module with power switch - Google Patents
Bluetooth temperature and humidity wireless transparent transmission module with power switch Download PDFInfo
- Publication number
- CN217935957U CN217935957U CN202221877704.3U CN202221877704U CN217935957U CN 217935957 U CN217935957 U CN 217935957U CN 202221877704 U CN202221877704 U CN 202221877704U CN 217935957 U CN217935957 U CN 217935957U
- Authority
- CN
- China
- Prior art keywords
- bluetooth
- pin
- power
- port
- feet
- Prior art date
- 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.)
- Active
Links
Images
Abstract
The utility model relates to a bluetooth humiture wireless transparent transmission module with a power switch, which comprises a bluetooth MCUU1, a crystal oscillator U2, a humiture sensor U4, an antenna U3, a power controller U5 and a wiring port H1; temperature and humidity sensor U4's 2, 7, 8 foot ground connection, 5 feet connect the power, 1 foot is the SDA port, 4 feet are the SCL port, SCL and SDA port access bluetooth MCUU 1's IIC interface, crystal oscillator U2 accesses bluetooth MCUU 1's 1, 3 feet, antenna U3 then accesses bluetooth MCUU 1's 9 feet, bluetooth MCUU 1's 10 feet still connect power and ground terminal, power controller U5's 1 foot access power, 5 feet and bluetooth MCUU 1's 2 feet meet. This kind of take power switch's bluetooth humiture wireless pass module thoroughly combines temperature and humidity sensor and bluetooth wireless pass function together, when having remain wireless pass function, can set up the collection environment humiture, saves use cost. Meanwhile, in order to reduce power consumption, the circuit is additionally provided with power switch control, and the working voltage range of the circuit is also expanded to 1.2V to 6V.
Description
Technical Field
The utility model relates to a take switch's bluetooth humiture wireless module of passing thoroughly.
Background
The detection of environmental parameters such as humiture has become more and more common in people's daily life, and wherein bluetooth transmission uses ten sides extensively in environmental monitoring, and many customers can purchase the bluetooth and pass through the module in order to use when using the bluetooth to carry out wireless data transmission, when the product is used for environmental temperature and humidity to gather, in order to reach the product requirement, still need additionally to purchase master control MCU and temperature and humidity sensor, greatly increased the cost. While increasing the cost, the power consumption of the product is also increased due to the need for an additional MCU.
SUMMERY OF THE UTILITY MODEL
The utility model provides a practice thrift the cost, reduce the consumption, wu Xuyao extra main control chip take switch's bluetooth humiture wireless module of passing entirely.
The purpose of the utility model is realized like this:
a Bluetooth temperature and humidity wireless transparent transmission module with a power switch comprises a Bluetooth MCUU1, a crystal oscillator U2, a temperature and humidity sensor U4, an antenna U3, a power controller U5 and a wiring port H1;
pins 2, 7 and 8 of the temperature and humidity sensor U4 are grounded, a pin 5 is connected with a power supply, a pin 1 is an SDA port, a pin 4 is an SCL port, the SCL and SDA ports are accessed into an IIC interface of the Bluetooth MCUU1, the SCL port is accessed into a second pull-up resistor R2, and the other end of the second pull-up resistor R2 is connected to a pin 7 of the Bluetooth MCUU 1; the SDA port is connected with a first pull-up resistor R1, the other end of the first pull-up resistor R1 is connected with a pin 5 of the Bluetooth MCUU1, the crystal oscillator U2 is connected with pins 1 and 3 of the Bluetooth MCUU1, the antenna U3 is connected with a pin 9 of the Bluetooth MCUU1, the Bluetooth MCUU1 is connected with four ports which are respectively a pin 4, a pin 6, a pin 8 and a pin 10, the pins 4, a pin 6, a pin 8 and a pin 10 are respectively connected with a pin 2, a pin 3, a pin 4 and a pin 5 of the wiring port H1, the pin 10 of the Bluetooth MCUU1 is also connected with a power supply and a ground terminal, the pin 1 of the power supply controller U5 is connected with the power supply, the pin 2 is grounded, the pin 3 is a CE port, the pin 3 is connected with the pin 1 of the wiring port H1, and the pin 5 of the power supply controller U5 is connected with the pin 2 of the Bluetooth MCUU 1.
Compared with the prior art, the beneficial effects of the utility model are that:
the Bluetooth temperature and humidity wireless transparent transmission module with the power switch combines the temperature and humidity sensor and the Bluetooth wireless transparent transmission function, retains the wireless transparent transmission function, can set and collect the environment temperature and humidity, and greatly saves the use cost. Meanwhile, in order to reduce power consumption to the maximum extent, the circuit is additionally provided with power switch control, and the working voltage range of the circuit is also expanded to 1.2V-6V.
It has the following advantages:
1. the function of humiture self-collection and transmission is increased when the Bluetooth wireless transparent transmission function is completely reserved, and when only the humiture needs to be collected, an additional main control chip does not need to work independently.
2. The power supply control circuit is additionally arranged, so that the working voltage range of the whole circuit is expanded, and when the power supply control circuit is turned off by control software, the power consumption of the whole temperature and humidity transparent transmission module is less than 1uA.
3. The module is small in size and convenient to be embedded into various devices for use.
Drawings
Fig. 1 is the utility model relates to a take switch's bluetooth humiture wireless schematic diagram of passing module thoroughly.
Wherein: including bluetooth MCU U1, crystal oscillator U2, temperature and humidity sensor U4, antenna U3, power controller U5, wiring port H1, first pull-up resistance R1, second pull-up resistance R2.
Detailed Description
Referring to fig. 1, the utility model relates to a take power switch's bluetooth humiture wireless passing module, it includes bluetooth MCU U1, crystal oscillator U2, temperature and humidity sensor U4, antenna U3, electrical source controller U5, wiring port H1.
Pins 2, 7 and 8 of the temperature and humidity sensor U4 are grounded, a pin 5 is connected with a power supply, pins 1 and 4 are buses for IIC communication, wherein the pin 1 is an SDA port, the pin 4 is an SCL port, the SCL and the SDA ports are accessed into an IIC interface of the Bluetooth MCU U1, the Bluetooth MCU U1 can read data in the temperature and humidity sensor U4 through the two interfaces, the SCL port is accessed into a second pull-up resistor R2, and the other end of the second pull-up resistor R2 is connected to the pin 7 of the Bluetooth MCU U1; the SDA port is connected with a first pull-up resistor R1, the other end of the first pull-up resistor R1 is connected with 5 pins of a Bluetooth MCU U1, a crystal oscillator U2 is connected with 1 pin and 3 pins of the Bluetooth MCU U1, a matched antenna U3 is connected with 9 pins of the Bluetooth MCU U1, the Bluetooth MCU U1 is connected with four ports which are respectively 4, 6, 8 and 10 pins, 4, 6, 8 and 10 pins are respectively connected with 2, 3, 4 and 5 pins of a wiring port H1, and the 10 pin of the Bluetooth MCU U1 is also connected with a power supply and a ground terminal.
A pin 1 of a power controller U5 is connected with a power supply, the voltage range of the connected power supply is 1.2-5.5V, a pin 2 is grounded, a pin 3 is a CE port, the pin 3 is connected with a pin 1 of a wiring port H1, the power supply of the Bluetooth MCU U1 can be turned on or turned off by controlling the CE port of the power controller U5, wherein the CE is pulled high to turn on the power supply for high level, the power supply is turned off for low level, a pin 5 of the power controller U5 is connected with a pin 2 of the Bluetooth MCU U1, and the power supply with 3.3V output fixedly provides various power supplies for the whole circuit.
In the Bluetooth temperature and humidity wireless transparent transmission module with the power switch, a Bluetooth MCU U1 needs to be connected into a crystal oscillator U2 when working normally, the Bluetooth MCU U1 reads out data from a temperature and humidity sensor U4 through IIC communication and integrates acquisition into the Bluetooth transparent transmission module, bluetooth wireless transparent transmission is a process of transmitting TTL data sent by other equipment to a host through Bluetooth wireless transmission, and when Bluetooth is connected to the host, the data can be transmitted to the host through antenna wireless transmission. Only need to send the module through the TTL interface with the data that need send, data can accomplish wireless transmission through the bluetooth, and through the CE interface of software control power controller U5, can close or open the power, the consumption is less than 1uA when closing the power.
Claims (4)
1. The utility model provides a take wireless module that passes through of switch's bluetooth humiture, characterized by: the Bluetooth wireless remote control system comprises a Bluetooth MCU (U1), a crystal oscillator (U2), a temperature and humidity sensor (U4), an antenna (U3), a power supply controller (U5) and a wiring port (H1);
the pins 2, 7 and 8 of the temperature and humidity sensor (U4) are grounded, the pin 5 is connected with a power supply, the pin 1 is an SDA port, the pin 4 is an SCL port, the SCL and SDA ports are accessed into an IIC interface of the Bluetooth MCU (U1), the SCL port is accessed into a second pull-up resistor (R2), and the other end of the second pull-up resistor (R2) is connected to the pin 7 of the Bluetooth MCU (U1); the SDA port is connected with a first pull-up resistor (R1), the other end of the first pull-up resistor (R1) is connected with a pin 5 of the Bluetooth MCU (U1), the crystal oscillator (U2) is connected with pins 1 and 3 of the Bluetooth MCU (U1), the antenna (U3) is connected with a pin 9 of the Bluetooth MCU (U1), the Bluetooth MCU (U1) is connected with four ports, namely, pins 4, 6, 8 and 10, the pins 4, 6, 8 and 10 are respectively connected with pins 2, 3, 4 and 5 of the wiring port (H1), the pin 10 of the Bluetooth MCU (U1) is also connected with a power supply and a ground end, the pin 1 of the power controller (U5) is connected with the power supply, the pin 2 is grounded, the pin 3 is a CE port, the pin 3 is connected with the pin 1 of the wiring port (H1), and the pin 5 of the power controller (U5) is connected with the pin 2 of the Bluetooth MCU (U1).
2. The Bluetooth temperature and humidity wireless transparent transmission module with the power switch as claimed in claim 1, which is characterized in that: the voltage range of the power supply connected to the 1 pin of the power supply controller (U5) is 1.2 to 5.5V.
3. The Bluetooth temperature and humidity wireless transparent transmission module with the power switch as claimed in claim 1, which is characterized in that: a pin 5 of the power supply controller (U5) fixedly outputs a 3.3V power supply.
4. The Bluetooth temperature and humidity wireless transparent transmission module with the power switch as claimed in claim 1, which is characterized in that: and a pin 1 and a pin 4 of the temperature and humidity sensor (U4) are buses for IIC communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221877704.3U CN217935957U (en) | 2022-07-21 | 2022-07-21 | Bluetooth temperature and humidity wireless transparent transmission module with power switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221877704.3U CN217935957U (en) | 2022-07-21 | 2022-07-21 | Bluetooth temperature and humidity wireless transparent transmission module with power switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217935957U true CN217935957U (en) | 2022-11-29 |
Family
ID=84191018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221877704.3U Active CN217935957U (en) | 2022-07-21 | 2022-07-21 | Bluetooth temperature and humidity wireless transparent transmission module with power switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217935957U (en) |
-
2022
- 2022-07-21 CN CN202221877704.3U patent/CN217935957U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203278279U (en) | Multifunctional mobile power supply | |
| CN217935957U (en) | Bluetooth temperature and humidity wireless transparent transmission module with power switch | |
| CN2824127Y (en) | Complex impedance dispensing apparatus with integrated controller for microwave load tracting measurement | |
| CN205787970U (en) | A kind of environmental control system of agricultural breeding booth | |
| CN106450871A (en) | Intelligent energy-saving socket | |
| CN107918331B (en) | Low-power-consumption RS485 passive awakening device and method with isolation | |
| CN203177952U (en) | On-line weighing system | |
| CN103142209B (en) | Portable vision tester | |
| CN112467863A (en) | Dual-power switching communication device and method for glucometer | |
| Zheng et al. | A GSM-based remote temperature and humidity monitoring system for granary | |
| CN213400154U (en) | STC single chip microcomputer-based glove for translating language for language-handicapped person | |
| CN103971571A (en) | Experiment board for multi-machine system of single-chip microcomputer | |
| CN204389714U (en) | A kind of weather monitoring instrument realizing Temperature and Humidity based on SHT2X chip | |
| CN217935958U (en) | Bluetooth temperature and humidity wireless transparent transmission module | |
| CN110032107B (en) | Logic system and control method for controlling on-off of 4 paths of signals by using 3 relays | |
| CN207867326U (en) | The system for carrying out intelligent measurement based on several sensing equipments | |
| CN202108544U (en) | Intelligent type mine pressure monitoring substation | |
| CN105513470A (en) | Multifunctional one-chip microcomputer learning board | |
| CN206248147U (en) | A kind of wireless humiture sensor | |
| CN203911782U (en) | Multifunctional adaptive power supply adapter | |
| CN206224383U (en) | A kind of gesture identification acquisition system based on binocular vision | |
| CN206411652U (en) | It is a kind of based on be wirelessly transferred control signal processing screen control system | |
| CN212623687U (en) | Data acquisition device for environmental monitoring | |
| CN207924419U (en) | Intelligence system debugging box | |
| CN203773894U (en) | Multifunctional vehicle-mounted display terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |