JPS6024798A - Remote controller - Google Patents

Abstract

PURPOSE:To apply the same type microcomputer to all remote control units by recognizing and selecting an address in an address field during transmission at the remote controller. CONSTITUTION:The main body 1, main controller 15 and bath controller 16 are provided with the setting means 17, 18 and 19 and transmission microcomputers 20-22. Programs which can achieve functions of transmission microcomputers 20-22 are stored in ROMs of them by selecting the control programs including the main body control program, main controller program and bath controller program with the address which is set by address setting means 17-19. Therefore, each transmission microcomputer can be equalized to make operations at the time of production and repair easy.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a remote control device used in a water heater or the like to remotely control the main body of the device.

2. Description of the Related Art Conventional Structures and Their Problems Conventionally, devices such as water heaters have been increasingly installed outdoors in response to the diversification of household hot water supply systems. Therefore, in order to be able to perform remote control from indoors, and to satisfy increasingly complex and diverse functions, there is a growing demand for remote control devices with high functionality and high added value.

FIG. 1 is an overall configuration diagram of such a conventional remote control device.

1 is a water heater, 2 is an electromagnetic valve that controls the gas supply to the water heater 1, 3 is a thermistor that detects the hot water temperature, and 4 is a process control microcomputer that controls the water heater 1 (hereinafter referred to as process microcomputer 4). , 5 is a remote control unit and is a main controller that sets the hot water temperature of the water heater 1, 6 is a remote control unit that is a bath controller that controls hot water supply to a bath (not shown), and 7 is setting data of the main controller 6, etc. A signal transmission microcomputer (hereinafter referred to as transmission microcomputer 7) that inputs and transmits the information, 8 is a bath controller 6
A signal transmission microcomputer (hereinafter referred to as transmission microcomputer 8) inputs and transmits setting data, etc., and 9 mutually transmits setting data with transmission microcomputer 7.8, and inputs and outputs setting data to process microcomputer 4. Signal transmission microcomputer (hereinafter referred to as transmission microcomputer 9), 10
Switches a and 10b set the start and stop of operation of the water heater 1, and variable resistors 11a and 11b set the hot water temperature.

12a and 12b indicate the state of the water heater 1 (for example, during combustion).

13 is a changeover switch that sets the bath to boil or continuous heating; 14 is a signal transmission line that sends and receives transmission signals such as data between transmission microcontrollers 7 and 8 and transmission microcontroller 9; be.

The operation of the remote control device constructed as described above will be explained below.

First, when a user operates the water heater 1 using the main controller 6 and bath controller 6, each transmission microcomputer 7.8 converts the data into data corresponding to the respective settings and sends it to the transmission microcomputer 9. 9 was making settings for controlling the process microcomputer 4 based on the sent data.

Therefore, each transmission microcomputer 7, 8. 9←], control programs were installed separately according to the control functions of (a), and an address number indicating the main controller 6° bath controller 6 was preset in the transmission microcomputer 7.8.

However, in the above-mentioned conventional configuration, the transmission microcomputers 7, 8, which are provided in the main controller 6, bath controller 6 of the water heater 1. 9, because the control programs are different, each transmission microcomputer? , 8.9 broke down, it was complicated and time-consuming to replace it and check its operation after replacement. Traditionally, main controller 6,
A water heater with additional controllers other than bath controller 6 has been manufactured! As the number of types of water heaters continues to increase, the number of types of transmission microcomputers used in each water heater will increase, which not only increases management costs but also requires work such as checking operation during repairs. It had the disadvantage that it was time-consuming.

OBJECTS OF THE INVENTION The present invention has been made in view of 11 out of 10 drawbacks, including 41. An object of the present invention is to provide a remote control device that can simplify the work when it is necessary to check the operation of the control function of a transmission system M41 part during production and repair.

Structure of the Invention In order to achieve the above object, the remote control device of the present invention remotely controls a device main body. , a signal transmission line connecting the device main body and the remote control section, the transmission control section having an address setting means, and a control function for each of the remote control section and the device main body,
The present invention also includes a control means for selecting the mountain opening 1 function according to the address set by the address setting means.

With this configuration, the device main body and the remote control section have the same transmission control section, and the control function is selected based on the address.

Description of examples An embodiment of the present invention will be described below with reference to the drawings.

FIG. 2 shows a remote control according to an embodiment of the present invention. In FIG. 2, the same members as in FIG. 1 are designated by the same numbers and their explanations will be omitted. Reference numeral 15 denotes a remote control unit, which is a main controller that sets the hot water temperature of the water heater 1, 16 a remote control unit, which is a bath controller that controls hot water supply to a bath (not shown), and 17, 18, and 19, which are main controllers 16, respectively.
, the bath controller 16, an address setting means for setting the address number of the water heater 1 main body, and has a dedicated terminal for setting the address number, and the address setting means 17 has a terminal 1.
7a, 1 7b, 1 7c are grounded and the address number is set.
o o o”, the setting means 18 sets the public data 18a
Connect to +Vcc, ground terminals 1sb and 1sc,
In the setting means 19, the terminals 19a, 19b, 19c are connected to +Vcc and the address number is set to 111''. 20 is setting data such as the address number ``○oo''. 21 is a signal transmission microcomputer (hereinafter referred to as transmission microcomputer 2o) that inputs and transmits setting data such as the address number "100" and the temperature set by the variable resistor 11a. The computer (hereinafter referred to as the transmission microcomputer 21), 22 has an address number "111" set by the address setting means 19, and the transmission microcomputer 2
0.21 and data are mutually transmitted, process microcontroller 4
This is a signal transmission microcomputer (hereinafter referred to as transmission microcomputer 22) that inputs and outputs setting data to and from the computer.

Next, data transmission between the transmission microcomputers 20, 21, and 22 will be explained.

FIG. 3 shows a configuration diagram of transmission data.

In FIG. 3, 23 is a start code indicating the start part of data, and 24 is a transmission microcontroller 20, 21, .
The address field indicates whether the message was sent from 22.
Address number is set. Reference numeral 26 is a data field in which necessary setting data and the like are written in accordance with the address number. Reference numeral 26 is an error check field for checking whether an error has occurred during data transmission due to external noise or the like. Each transmission microcomputer 20, 21, 22 like this
recognizes and selects the address number in the address field 24 and enters the necessary data.

The operation of this implementation [+lJ configured as described above will be explained below.

FIG. 4 is a flowchart of a control program built into the ROM of the transmission microcomputer 20, 21, 22. Fourth
In the figure, A is an address number selection section that selects each control program according to the address numbers set by the address setting means 17 to 19, and B is an address number selection section that inputs setting data transmitted from the main controller 16 and J bath controller 16, and A main control program that outputs the hot water supply status input from the microcomputer 4, C is the main controller 16
A main control program that outputs setting data such as the water supply temperature set by the switch 10a and the variable resistor 11a, inputs the hot water supply state of the water heater 1, and turns on and off the light emitting diode 12a according to the state, D outputs setting data such as the hot water temperature set by the switch 10b, variable resistor 11b, and changeover switch 13 of the bath controller 16, inputs the hot water supply state of the water heater 1, and turns on the light emitting diode 12b according to the state. Bath controller program to be turned off, E is each program B, C.

D is a sending program used to output setting data, etc., F is a receiving program that also inputs setting data, etc., and both are programs B and C.

This program is common to D, and is taken into each program B, C, and D by a subroutine call, and transmits and receives data.

As described above, according to the remote control device of this embodiment, the ROM of each transmission microcomputer 20, 21, 22 has the main control program B, the main controller program C9, the bath controller program D, which are each control program, set at each address. Each transmission microcomputer 20, selected by the address number set by the means 17.18.19
Since the transmission microcontroller 720, 21.22 is provided with a control program that achieves the control functions of 21.22, each transmission microcontroller 720, 21.22 may be the same. Therefore, one type of microcomputer can be applied to all remote control units, and when the transmission microcomputers 20, 21, 22 are replaced during production or repair to confirm operation, the confirmation work can be simplified. In addition, even if the types of water heaters 1 increase by adding other remote control parts (for example, shower control to control the shower at the same time in addition to bath control) to the water heater 1, the transmission microcontroller used will all be the same, making it very simple. can be managed.

Still, each transmission microcomputer 7, 8. Reference numerals 9 denote a commonly used transmission program E, a reception program F, and each transmission microcomputer 7, 8. However, the transmission microcomputer 2 of this embodiment requires its own control program and has to be installed separately.
The control programs 0, 21, and 22 are all the same, and since the sending program E and the receiving program F can be used in common in subroutine calls, the capacity used by the control programs can be reduced overall. This is because, as described above, when the number of types of remote control units used in the water heater 1 increases and many common programs occupy the majority, the number of programs can be further reduced.

Effects of the Invention As described above, the remote control device of the present invention has the following effects.

(b) Since one type of microcomputer can be applied to all remote control units, confirmation work can be simplified when replacing and confirming operation during production or repair.

(b) Even if the number of types of remote control sections used in the main body of the device increases, only one type of microcomputer is needed and management can be performed very easily.

(c) Even if the types of control programs increase as the types of remote control units used increase, the capacity used by the control programs can be reduced overall.

[Brief explanation of the drawing]

FIG. 1 is an overall configuration diagram of a conventional remote control device, FIG. 2 is an overall configuration diagram of a remote control device according to an embodiment of the present invention, FIG. 3 is a configuration diagram of the transmission data, and FIG.
The figure is a flowchart of the control program. 1... Device body, 14... Transmission signal line, 16... Main controller, 16...
・・Bath controller, 17, 18, 19...
Address setting means, 20°21.22...Transmission microcomputer.

Claims (2)

[Claims] (1) a remote control section for remotely controlling the device main body; a transmission control section provided in the device main body and the remote control section; a signal transmission line connecting the device main body and the remote control section; A remote control device, wherein the transmission control section includes an address setting means, and a control means that has control functions for each of the remote control section and the device main body, and selects a control function according to the address set by the address setting means. (2) The remote control device according to claim 1, wherein a microcomputer is used as the control means, and a ROM of the microcomputer is provided with a control program for achieving the control function.