CN201417379Y - weather forecast clock - Google Patents

Abstract

The utility model relates to a weather forecast clock, which relates to an electronic clock with multiple functions. In the weather forecast clock of the utility model, one group of input terminals of the main control chip is connected to the output ports of the function buttons, the first group of output terminals is connected to the input port of the buzzer, and the second group of output terminals is connected to the input port of the liquid crystal display; the main control The second group of input terminals of the chip is connected to the output port of the atmospheric pressure detection module; the third group of input terminals of the main control chip is connected to the output terminal of the temperature sensor; the fourth group of input terminals of the main control chip is connected to the output terminal of the humidity sensor. In addition to completing the function of the alarm clock, the main control chip regularly collects and stores the meteorological data provided by the atmospheric pressure detection module, temperature sensor, and humidity sensor. The main control chip uses these meteorological data to calculate the weather changes in the region in the next 8 hours according to the weather forecast software. Trend and display the trend in the form of text or icons on the LCD. Solved the problem that the electronic alarm clock cannot predict the weather.

Description

weather forecast clock

technical field

The utility model relates to an electronic clock, in particular to an electronic clock with multiple functions.

Background technique

The core of the existing electronic alarm clock is a main control chip, a group of input terminals of the main control chip are connected to function keys, a first group of output terminals is connected to a buzzer, and a second group of output terminals is connected to a liquid crystal display. The main control chip controls the liquid crystal display to display the current time, and controls the buzzer to emit a beep-beep alarm tone at the time set by the user. The user can operate the buttons to send instructions to the main control chip to modify the value of the current time or the time of the alarm. The function of this electronic alarm clock is too single, and it is not suitable for people to pursue the fashion demand of multi-purpose, especially not suitable for the needs of modern people to keep abreast of the changing trend of the weather in this area.

Utility model content

The utility model aims to provide a weather forecast clock capable of forecasting the weather trend in the local area.

The technical scheme of the utility model is: a weather forecast clock, a group of input terminals of the main control chip are connected to the output ports of the function buttons, the first group of output terminals are connected to the input ports of the buzzer, and the second group of output terminals are connected to the input of the liquid crystal display port; the second group of input terminals of the main control chip is connected to the output port of the atmospheric pressure detection module; the third group of input terminals of the main control chip is connected to the output terminal of the temperature sensor; the fourth group of input terminals of the main control chip is connected to the output terminal of the humidity sensor . In addition to completing the function of the alarm clock, the main control chip regularly collects and stores the meteorological data provided by the atmospheric pressure detection module, temperature sensor, and humidity sensor. The main control chip uses these meteorological data to calculate the weather changes in the region in the next 8 hours according to the weather forecast software. Trend and display the trend in the form of text or icons on the LCD.

In the recommended structure: the fifth group of input terminals of the main control chip is connected to the output port of the radio clock receiver. The main control chip can calibrate the clock of the machine according to the RCC time base signal of the radio clock.

Furthermore: the fourth set of output terminals of the main control chip is connected to the input port of the backlight processing circuit. Adjust the backlight of the liquid crystal display in a strong light environment so that users can watch it.

In particular: the sixth group of input terminals of the main control chip is connected to a voltage monitoring circuit. When the power supply voltage is insufficient, an alarm will be prompted.

In an optimized implementation structure: the seventh group of input terminals of the main control chip is connected to the output port of the radio frequency receiver; there is another outdoor detection device, and one group of input terminals of the control chip of the device is connected to the output terminal of the outdoor temperature sensor , the second set of input ends of the control chip is connected to the output end of the outdoor humidity sensor, and the first set of output ends of the control chip is connected to the input port of the radio frequency transmitter. The control chip of the outdoor detection device regularly collects and stores the meteorological data provided by the outdoor temperature sensor and the outdoor humidity sensor, and transmits it to the main control chip through the radio frequency transmitter and radio frequency receiver. The main control chip can use the outdoor meteorological data and the stored atmospheric pressure detection The meteorological data provided by the module, temperature sensor, and humidity sensor are combined to more accurately calculate the trend of weather changes in the region in the next 8 hours according to the weather forecast software, and display the trend in text or icons on the liquid crystal display.

The second group of output terminals of the control chip of the outdoor detection device is connected to the input port of the outdoor liquid crystal display. The control chip of the outdoor detection device can directly display the detected meteorological data such as outdoor temperature and humidity on the outdoor liquid crystal display. To facilitate outdoor personnel to keep abreast of these meteorological data.

The weather forecast clock of the utility model combines an electronic alarm clock with a sensor for detecting meteorological parameters, collects and stores meteorological data regularly by the main control chip, and calculates the trend of future weather changes in the region based on this, and uses a liquid crystal display to display atmospheric pressure, temperature, Meteorological data such as humidity and weather trends are communicated to users. It uses the time base signal of the radio clock to calibrate the clock of the machine, and can make accurate records of various sudden meteorological events. It is beneficial for post-event data comprehensive analysis and research. It communicates with the radio frequency transmitter of the outdoor detection device through the radio frequency receiver, and can obtain the meteorological data provided by the mobile outdoor detection device. On the one hand, it can expand the monitoring range of the meteorological data, and on the other hand, it can also improve the accuracy of the weather trend forecast in the region. sex.

Description of drawings

Fig. 1 is a circuit block diagram of an embodiment of the utility model weather forecast clock.

Detailed ways

The circuit frame structure of an embodiment of the utility model weather forecast clock is as shown in Figure 1. The weather forecast clock has two parts: an indoor processing device 1 installed in a house and an outdoor detection device 2 arranged outside.

The indoor processing device 1 includes: a main control chip (MCU) 100, an atmospheric pressure detection module 101, a temperature sensor 102, a humidity sensor 103, a function key 104, a liquid crystal display 105, a backlight processing circuit 1051, a voltage monitoring circuit 106, a buzzer 107, RF receiver 108 and radio clock receiver 109.

The main control chip 100 is a micro-processing chip. The first group of output terminals of the main control chip 100 is connected to the input port of the buzzer 107 to control the buzzer 107 to emit a specified sound. The second group of output terminals of the main control chip 100 is connected to the input port of the liquid crystal display 105 to control the liquid crystal display to display specified characters, graphics and images. The fourth set of output terminals of the main control chip 100 is connected to the input port of the backlight processing circuit 1051 to adjust the backlight of the liquid crystal display 105 .

The main control chip 100 has the function of an alarm clock, and when the alarm time set by the user through the function button 102 is reached, the buzzer 107 is controlled to emit a beep-beep alarm sound.

A group of input ports of the main control chip 100 are connected to output ports of the function keys 104 to receive instructions from the function keys 104 . The main control chip 100 interprets the instructions transmitted by the function keys 102, and controls the liquid crystal display 105, the buzzer 107 and the backlight processing circuit 108 to complete corresponding operations, such as displaying the current time, displaying atmospheric pressure, displaying indoor temperature, displaying indoor humidity, Adjust the backlighting of the liquid crystal display 105 .

The second group of input terminals of the main control chip 100 is connected to the output port of the atmospheric pressure detection module 101 to collect atmospheric pressure data. The third group of input terminals of the main control chip 100 is connected to the output terminals of the temperature sensor 102 to collect indoor temperature data. The fourth group of input terminals of the main control chip 100 is connected to the output terminal of the humidity sensor 103 to collect indoor humidity data. The seventh input terminal of the main control chip 100 is connected to the output port of the radio frequency receiver 108 to receive the outdoor weather data transmitted from the outdoor detection device 2 .

The main control chip 100 regularly collects and stores the weather data provided by the atmospheric pressure detection module 101, the temperature sensor 102, and the humidity sensor 103, receives the outdoor weather data transmitted by the radio frequency receiver 108, and uses the outdoor weather data and the stored atmospheric pressure detection module 101, temperature The meteorological data provided by the sensor 102 and the humidity sensor 103 are combined to accurately calculate the trend of weather changes in the region in the next 8 hours according to the weather forecast software and display the trend through the liquid crystal display 105 in the form of text or icons.

If the outdoor detection device 2 is not used, the main control chip 100 regularly collects and stores the meteorological data provided by the atmospheric pressure detection module 101, the temperature sensor 102, and the humidity sensor 103, and uses the above-mentioned meteorological data to calculate the current area in the next 8 hours according to the weather forecast software. The trend of weather changes is displayed on the liquid crystal display 105 in the form of text or icons.

The fifth group of input terminals of the main control chip 100 is connected to the output port of the radio clock receiver 109, receives the RCC time base signal from the radio clock receiver 109, and calibrates the clock of the machine according to the RCC time base signal of the radio clock.

The sixth input terminal of the main control chip 100 is connected to the voltage monitoring circuit 106 to receive a low voltage prompt signal. The main control chip 100 receives the low voltage prompt signal provided by the voltage monitoring circuit 106, and controls the buzzer 107 to emit a corresponding alarm prompt sound.

The outdoor detection device 2 includes: a control chip (MCU) 200 , an outdoor temperature sensor 201 , an outdoor humidity sensor 202 , an outdoor liquid crystal display 203 and a radio frequency transmitter 204 .

The control chip 200 is a micro-processing chip. One group of input terminals of the control chip 200 is connected to the output terminal of the outdoor temperature sensor 201, the second group of input terminals of the control chip 200 is connected to the output terminal of the outdoor humidity sensor 202, and the first group of output terminals of the control chip 200 is connected to the RF transmitter 204. input port. The second group of output ports of the control chip 200 is connected to the input port of the outdoor liquid crystal display.

The control chip 200 regularly collects and stores the meteorological data provided by the outdoor temperature sensor 201 and the outdoor humidity sensor 202, and transmits them to the indoor processing device 1 through the radio frequency transmitter 204; at the same time, the outdoor liquid crystal display is controlled to display the detected meteorological data such as outdoor temperature and humidity come out.

The above is only a preferred embodiment of the utility model, and does not limit the scope of implementation of the utility model. Equivalent changes and modifications made according to the technical solution of the utility model and the content of the specification should all be covered by the utility model. range.

Claims (6)

1. The weather forecast clock, a group of input terminals of the main control chip are connected to the output ports of the function keys, the first group of output terminals are connected to the input ports of the buzzer, and the second group of output terminals are connected to the input ports of the liquid crystal display; it is characterized in that: The second group of input terminals of the main control chip is connected to the output port of the atmospheric pressure detection module; the third group of input terminals of the main control chip is connected to the output terminal of the temperature sensor; the fourth group of input terminals of the main control chip is connected to the output terminal of the humidity sensor. 2. The weather forecast clock according to claim 1, characterized in that: the fifth group of input terminals of the main control chip is connected to the output port of the radio clock receiver. 3. The weather forecast clock according to claim 2, characterized in that: the fourth set of output terminals of the main control chip is connected to the input port of the backlight processing circuit. 4. The weather forecast clock according to claim 3, characterized in that: the sixth group of input terminals of the main control chip is connected to a voltage monitoring circuit. 5. according to the described weather forecast clock of claim 1 or 2 or 3 or 4, it is characterized in that: the seventh group input end of described main control chip is connected the output port of radio frequency receiver; Another outdoor detection device, this device One set of input ends of the control chip is connected to the output end of the outdoor temperature sensor, the second set of input ends of the control chip is connected to the output end of the outdoor humidity sensor, and the first set of output ends of the control chip is connected to the input port of the radio frequency transmitter. 6. The weather forecast clock according to claim 5, characterized in that: the second group of output terminals of the control chip of the outdoor detection device is connected to the input port of the outdoor liquid crystal display.

Images