JP2003291690A - Electric equipment device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an electric equipment device for displaying information regarding a first electrical unit and a second electrical unit by a display unit wherein a communication means between the first electrical unit and the second electrical unit is constituted by a communication means different from a communication means between the display unit and the first electrical unit, the information regarding the second electrical unit is transmitted to the display unit through the first electrical unit, and thereby the display on the display unit can be achieved even when the communication means between the units is different. <P>SOLUTION: This electrical equipment device is provided with the first electrical units 36 and 43, the second electrical unit 45, and the display unit 4 for displaying the information regarding the first and the second electrical units 36, 43 and 45. The communication means 48 between the first electrical unit 36 and the second electrical unit 45 is constituted by the communication means 48 different from the communication means 49 between the display unit 41 and the first electrical unit 36. The information regarding the second electrical unit 45 is transmitted to the display unit 4 through the first electrical unit 36. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a first electric component unit such as an audio unit or an automatic air conditioner unit mounted on a vehicle, a second electric component unit such as a meter unit, and a display for displaying information on each of these electric component units. And an electronic device having a unit.

[0002]

2. Description of the Related Art At present, there is known a structure in which various information of a vehicle is collectively displayed by a centralized display device as a display unit provided at a central portion of an instrument panel.

The contents displayed on the centralized display device are, in addition to the operating state of the air conditioner, so-called air conditioner, the operating state of audio as a sound device, and time information,
It may include vehicle driving state information (vehicle information) such as fuel consumption information acquired by a network using in-vehicle multiplex communication.

When it is necessary to obtain the vehicle information by high-speed communication as described above, conventionally, it is necessary to separately provide a high-performance processing device (see CPU) capable of high-speed communication on the central display device side as a display unit. there were.

On the other hand, Japanese Unexamined Patent Publication No. 10-275044 discloses a center module in which an audio system and an air conditioning operation section are modularized (integrated) for the purpose of improving the assembling property and the appearance. It is arranged at the center of the instrument panel in the front part of the center console so as to face (oppose) the occupant.

Also in this conventional apparatus, the first electrical unit
When the information of (for example, audio unit) and the second electric component unit (for example, meter unit) is displayed on the central display device provided directly above the center module, the vehicle information acquired from the second electric component unit by high-speed communication is displayed. In order to configure the display, it is necessary to separately provide a processing device such as a high-performance CPU capable of high-speed communication on the centralized display device side.

[0007]

SUMMARY OF THE INVENTION According to the present invention, in which information about a first electric component unit and a second electric component unit is displayed on a display unit, a communication means between the first electric component unit and the second electric component unit is provided. The communication unit between the display unit and the first electrical component unit is different from the communication unit, and the information about the second electrical component unit is configured to be transmitted to the display unit via the first electrical component unit. Even if the communication method between the different,
An object of the present invention is to provide an electronic device device capable of achieving display on a display unit.

[0008]

An electronic equipment device according to the present invention comprises a first electric component unit, a second electric component unit, and a display unit for displaying information on the first and second electric component units. The communication means between the first electric component unit and the second electric component unit is constituted by a communication means different from the communication means between the display unit and the first electric component unit, and the information regarding the second electric component unit is the first. It is transmitted to the display unit through the electrical unit.

The first electric component unit having the above structure may be set as an audio unit or an air conditioner unit, the second electric component unit may be set as a meter unit, and the information about the second electric component unit may be set as vehicle information. Good.

According to the above configuration, since the information about the second electric component unit is transmitted to the display unit via the first electric component unit, the units (that is, between the first electric component unit and the second electric component unit, the display unit) can be transmitted. It is possible to achieve the display on the display unit even when the communication means between (and the first electrical unit) is different.

In one embodiment of the present invention, the communication speed between the first electric component unit and the second electric component unit is set higher than the communication speed between the display unit and the first electric component unit. Is.

[0012] The communication means of the above configuration in which the communication speed is set to high speed may be set to CAN (multiplex communication protocol). When CAN is used, it is not necessary to provide a dedicated communication means or signal line to other electrical equipment units, and the cost can be reduced. According to the above configuration, it is possible to display the information of the second electric component unit on the display unit even when the information is acquired by the high-speed communication unit.

The electronic apparatus according to the present invention also includes a plurality of first electrical units, a composite operating unit having operating units for the plurality of first electrical units, at least one second electrical unit, and the first and the second electrical units. A second display unit for displaying information about each second electrical component unit is provided, and a communication speed between the first electrical component unit and the second electrical component unit is higher than a communication speed between the display unit and the first electrical component unit. The information about the set second electrical component unit is transmitted to the display unit via a predetermined one unit of the plurality of first electrical component units.

The first electric component unit having the above structure may be set as an audio unit and an air conditioner unit, and the second electric component unit may be set as a meter unit,
The information regarding the second electric component unit may be set in the vehicle information, and the communication in which the communication speed is set to high speed may be set in the CAN.

According to the above configuration, since the information about the second electric component unit is transmitted to the display unit via a predetermined one unit of the first electric component unit, it is displayed even if the communication means between the units is different. Since it is possible to achieve display on a unit, and moreover, signal transmission is performed via a predetermined one unit, in other words, communication is performed via a unit having a sufficient processing capacity, so that a new processing device can be installed. It is not necessary to provide it separately, and the display on the display unit can be realized at low cost.

In one embodiment of the present invention, the processing speed of the communication processing means of the predetermined one unit is set to be higher than the processing speed of the communication processing means of the other first electric component unit.

The communication processing means having the above configuration may be set in the CPU. According to the above configuration, since the processing speed of the communication processing means of the predetermined one unit in the plurality of first electrical units is set to be higher than that of the other units, it is possible to obtain a margin of processing capacity. It is possible to smoothly acquire and transmit information regarding the second electric component unit.

In one embodiment of the present invention, the predetermined one unit transmits information about the second electrical unit to the display unit via the composite operation section. According to the above configuration, the information about the second electric component unit can be smoothly and reliably transmitted to the display unit via the composite operation unit having the operation units for the plurality of first electric component units.

In one embodiment of the present invention, the predetermined one unit is set as an audio unit or an air conditioning control unit. According to the above configuration, the audio unit or the air-conditioning control unit is provided with the communication processing means (see CPU) having a sufficient processing capacity, which is practically effective.

In one embodiment of the present invention, the predetermined one unit is integrated with the composite operation section. According to the above configuration, by assembling one predetermined unit and the composite operation section, it is possible to improve the assembling property and the appearance.

In one embodiment of the present invention, the first electric unit and the composite operation unit are integrated as a center module, and information about the first and second electric unit is displayed on the display unit outside the center module. It is what is done.

According to the above construction, since the first electrical unit and the composite operating section are integrated as a center module,
It is possible to further improve the assemblability of these components and to improve the appearance, and collectively display the information about the first and second electrical component units collectively on the display unit outside the center module. can do.

In one embodiment of the present invention, the second electrical unit is set as a meter unit. According to the above configuration, the above-mentioned meter unit is generally connected to the engine control unit, and from this meter unit, vehicle speed, ABS (anti-lock brake system) information, automatic transmission (so-called AT) Shift position,
It is possible to acquire various necessary information such as the remaining fuel amount and various warnings.

In one embodiment of the present invention, the information regarding the second electrical unit is set in the failure diagnosis information. According to the above configuration, it is possible to accurately display the failure diagnostic information of various devices (for example, a vehicle-mounted power window, ABS, airbag device, engine, etc.) on the display unit.

[0025]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described in detail below with reference to the drawings. The drawing shows an electronic device. In FIG. 1, a center module 3 (a first electrical unit, which will be described later, and a composite operation unit are integrated into the central portion of the instrument panel) is provided at the front of the center console 1 and at the center of the instrument panel 2. And the display unit 4 are arranged so as to face the occupant.

The above-mentioned display unit 4 is provided with a centralized display device 5 as a display section, and various information as shown in FIG. 2, for example, is visually displayed on the centralized display device 5. That is, as shown in FIG. 2, the vehicle information display unit 6
The operating status of the vehicle, such as fuel consumption information, is displayed on a 7-segment 4-digit LCD (liquid crystal display device), and the audio information display unit 7 displays radio reception information, CD operation information, M
The operating state of audio such as D operation information is displayed by letters or numbers on a dot matrix type 10-digit LCD, and the air-conditioning information display unit 8 has an inside air circulation 9 and an econo mode 1
0, auto mode 11, outside air temperature 12, air volume 14 of fan 13, outlet mode 15, set temperature 16, etc. are displayed on the respective display units. Here, the vehicle information display unit 6 described above can receive a signal from a system (DIS device) that calculates the average fuel consumption of the vehicle, the traveling time, and the like to notify the occupant, and can display them. S
The ystem) is provided in the meter unit described later.

Time information is appropriately displayed on the 7-segment 4-digit LCD of the vehicle information display unit 6 or the dot matrix type 10-digit LCD of the audio information display unit 7.
On the other hand, the above-mentioned center module 3 is configured as shown in FIGS.

That is, a center panel 17 arranged at the center of the instrument panel 2 is provided, and three circular openings 18 ... Are formed in a row in the upper part of the center panel 17, and the center upper part is horizontally long. Oval opening 19
Or a horizontal rectangular opening 20 is formed in the middle lower part. Also, at the bottom of the center panel 17, 3
Two circular openings 21 ... Are formed in a horizontal row, and an elliptical opening 22 is formed at the lower end.

A substantially cylindrical duct portion 24 having a louver 23 forming a vent outlet is attached to the above-mentioned opening 18. A bezel 25 for the CD or a blind lid 26 is alternatively attached to the opening 19. A bezel 25 for MD or a blind lid 28 is alternatively attached to the opening 20.
Further, an operation unit 29 corresponding to an automatic air conditioner or a mechanical air conditioner is attached to the opening 21 from the back side of the center panel 17, and a dial for mode switching, air volume adjustment and set temperature adjustment is provided at a predetermined portion of this operation unit 29. 30 ... is attached.

Further, an indicator 31 (indicator) of the airbag device or a blind lid 32 is selectively attached to the opening 22. Moreover, C is placed above and below the radio receiving unit 33.
An audio unit 36 in which the D unit 34 and the MD deck 35 are sub-assembled is provided, and the audio unit 36 is attached to the back surface of the center panel 17 to form a center module 3 in which these elements 17 to 36 are integrated into a module. ing. A deck for a cassette tape recorder may be assembled instead of the MD deck 35 described above.

FIG. 4 is a block diagram showing the configuration of the electronic equipment. An audio unit 36 having an audio CPU 40 and a CAN driver 41, and an auto air conditioner unit 43 having an auto air conditioner CPU 42.
A composite operation unit 44 (a composite operation unit having an operation unit for a plurality of first electrical units), a meter unit 45, and the display unit 4 including the centralized display device 5 and the liquid crystal driver 46 described above. It is provided.

Here, the above-mentioned composite operation unit 44 is a variety of operation units for the audio unit 36 and the automatic air conditioner unit 43 as the plurality of first electric components.
(See FIGS. 1 and 3), and in this embodiment, the audio unit 36 and the automatic air conditioner unit 43 are integrated with the composite operation unit 44.

The audio CPU 40 (especially the CPU of the radio receiving unit 33) and the CAN driver 4 described above are also provided.
1. The automatic air conditioner CPU 42 is mounted on the circuit board 47 of the center module 3. In addition, this circuit board 4
7 is detachable at the portions indicated by dotted lines 47a and 47b in FIG.

In this embodiment, the audio unit 36 and the automatic air conditioner unit 43 are set to the first electric component unit, and the meter unit 45 is set to the second electric component unit.

The display unit 4 collectively displays the information about the audio unit 36 and the automatic air conditioner unit 43 as the first electric component unit and the vehicle information about the meter unit 45 as the second electric component unit as shown in FIG. The meter unit 4
In FIG. 5, a DIS device is built in.

In addition, the meter unit 45, the audio unit 36 as the plurality of first electric components, and the audio unit 3 of the auto air conditioner unit 43.
CA between 6 (predetermined one unit) CPU 40
While being connected by a CAN communication line 48 (high-speed communication means) via the N driver 41, the CPU 40 of the audio unit 36 as a predetermined unit and the display unit 4 are wired via the composite operation unit 44. They are connected by a general wire harness 49 (general communication means), and the communication means between the meter unit 45 and the audio unit 36 is different from the communication means between the display unit 4 and the audio unit 36. It is composed of communication means.

That is, the communication speed (speed of response time required by the control system) between the audio unit 36 and the meter unit 45 according to the multiplex communication protocol is the communication speed between the display unit 4 and the audio unit 36. It is set faster than.

In the embodiment of FIG. 4, the processing speed of the audio CPU 40 (high-performance CPU) as the communication processing means of a predetermined unit (see the audio unit 36) is the same as that of the communication processing means of the automatic air conditioner unit 43. The processing speed of the auto air conditioner CPU 42 is set to a high speed.

Thus, the automatic air conditioner unit 36 as a predetermined unit is configured to transmit the vehicle information regarding the meter unit 45 to the display unit 4 via the composite operation section 44.

In the circuit board 47, the audio CPU 40 and the automatic air conditioner CPU 42 are connected to each other by a line 50. The operation of the electronic device apparatus thus configured will be described below.

The audio CPU 40 controls the radio receiving unit 33, the CD unit 34 and the MD deck 35,
The auto air conditioner CPU 42 is the auto air conditioner unit 4
Control 3

The vehicle information input from the meter unit 45 to the audio CPU 40 via the CAN communication line 48 is converted into a normal serial signal by the audio CPU 40 and output to the display unit 4 via the wire harness 49. Since the liquid crystal driver 46 drives the centralized display device 5, the vehicle information display section 6 of the centralized display device 5 displays the driving state of the vehicle.

Further, audio information from the audio CPU 40 is sent to the display unit 4 via the wire harness 49.
And the liquid crystal driver 46 drives the centralized display device 5, so that the audio information display section 7 of the centralized display device 5 displays the audio operating state.

In addition, from the auto air conditioner CPU 42 to the line 50, the audio CPU 40, the wire harness 49.
Since the air-conditioning information is output to the display unit 4 via the liquid crystal driver 46 and the central display device 5 is driven,
Various air conditioning information shown in FIG. 2 is displayed on the air conditioning information display portion 8 of the centralized display device 5.

As described above, the vehicle-mounted electronic device according to the embodiment shown in FIGS. 1 to 4 includes the first electric unit (see the audio unit 36 and the automatic air conditioner unit 43) and the second electric unit (see the meter unit 45). ), And the first
And a display unit 4 for displaying information on each of the second electric component units, and a communication means (CAN communication) between the first electric component unit (see the audio unit 36) and the second electric component unit (see the meter unit 45). Line 48
(Refer to the CAN communication line 48) different from the communication means (see the wire harness 49) between the display unit 4 and the first electrical unit (see the audio unit 36). Information about the unit (see the meter unit 45) (see vehicle information) is transmitted to the display unit 4 via the first electrical unit (see the audio unit 36).

According to this structure, the information about the second electric component unit (see the meter unit 45) is transmitted to the display unit 4 via the first electric component unit (see the audio unit 36). Even if the communication means between the electrical component unit and the second electrical component unit and between the display unit and the first electrical component unit are different, it is possible to achieve display on the display unit 4.

The communication speed between the first electrical unit (see audio unit 36) and the second electrical unit (see meter unit 45) is the same as that of the display unit 4 and the first electrical unit.
The communication speed with the electrical unit (see audio unit 36) is set to be higher than the communication speed.

According to this structure, the high speed communication means (CAN
Even the information of the second electric unit (see the meter unit 45) such as the vehicle information that can be acquired through the communication line 48) can be displayed on the display unit 4.

Moreover, at least one first electric component unit (see each unit 36, 43, 45), a composite operation unit 44 having an operation unit for the plurality of first electric component units (see audio unit 36), and at least one A second electric component unit (see meter unit 45) and the first and second electric component units (see each unit 36, 43, 45)
The display unit 4 for displaying information about the display unit 4 and the first electrical unit (see the audio unit 36) and the second electrical unit (see the meter unit 45) for the communication speed by CAN communication are the display unit 4 and the first unit. It is set at a higher speed than the communication speed by the wire harness 49 with the electrical unit (see audio unit 36), and the information (see vehicle information) about the second electrical unit (see meter unit 45) is among the plurality of first electrical units. Is transmitted to the display unit 4 via one predetermined unit (see audio unit 36).

According to this configuration, information regarding the second electric component unit (see the meter unit 45) (see vehicle information)
Is transmitted to the display unit 4 via a predetermined one unit (see the audio unit 36) of the first electrical unit (see each unit 36 and 34), so that even if the communication means between the units is different, It is possible to achieve display on the unit 4 and to perform signal transmission via a predetermined one unit (see the audio unit 36), in other words, the unit 3 having a sufficient processing capacity.
Since communication is performed via 6, it is not necessary to separately provide a processing device such as a new high-performance CPU for the display unit 4, and display on the display unit 4 can be realized at low cost.

Further, the communication processing means (audio CP) of the predetermined one unit (see audio unit 36) is used.
The processing speed (see U40) is set to be higher than the processing speed of the communication processing means (see the auto air conditioner CPU 42) of the other first electric component unit (see the auto air conditioner unit 43).

According to this configuration, the communication processing means of one predetermined unit (see the audio unit 36) in the plurality of first electrical units (see the units 36 and 34).
(See audio CPU 40)
Since it has been set to a higher speed than that of the automatic air conditioning unit 43 (see Auto Air Conditioner Unit 43), a processing capacity margin is obtained, which allows acquisition and transmission of information (see Vehicle Information) regarding the second electrical component unit (see Meter Unit 45). It can be done smoothly.

Furthermore, the predetermined one unit (see the audio unit 36) transmits information (see vehicle information) regarding the second electrical unit (see the meter unit 45) to the display unit 4 via the composite operation section 44. It is a thing. According to this configuration, the composite operation unit 44 having the operation units for the plurality of first electric component units (see the units 36 and 34) is provided with the information regarding the second electric component unit (see the meter unit 45) (see the vehicle information). It can be smoothly and reliably transmitted to the display unit 4.

In addition, the predetermined one unit is set to the audio unit 36 or the air conditioning control unit (see the automatic air conditioner unit 43) (set to the audio unit 36 in this embodiment). According to this configuration, the audio unit 36 or the air-conditioning control unit is provided with the communication processing means (see the audio CPUs 40 and 42) having a sufficient processing capacity, which is practically effective.

Further, the predetermined one unit (refer to the audio unit 36) is integrated with the composite operation section 44. With this configuration, by assembling one predetermined unit (see the audio unit 36) and the composite operation section 44, it is possible to improve the assembling property and the appearance.

Furthermore, the first electrical unit (each unit 3
6, 34) and the combined operation section 44 are integrated as the center module 3, and each of the first and second electrical component units
Information (see audio information, air-conditioning information, vehicle information) regarding (see each unit 36, 43, 45) is displayed on the display unit 4 outside the center module 3.

According to this structure, the first electric component unit (see each unit 36, 34) and the composite operating section 44 are integrated as the center module 3, so that the assembling property of them can be further improved. At the same time, the appearance can be improved, and the display unit 4 outside the center module 3 has the first and second electrical component units.
Information (refer to each unit 36, 43, 45) (see audio information, air-conditioning information, vehicle information) can be collectively displayed in a centralized manner.

On the other hand, the second electrical unit is set in the meter unit 45. According to this configuration,
The meter unit 45 described above is generally connected to an engine control unit (so-called ECU),
From this meter unit 45, vehicle speed, ABS (anti-lock brake system) information, automatic transmission (so-called AT) shift position,
It is possible to acquire various necessary information such as the remaining fuel amount and various warnings.

Further, when the information regarding the second electric unit (see the meter unit 45) is set in the failure diagnosis information, various devices (for example, a vehicle-mounted power window, A
Fault diagnosis information of BS, airbag device, engine, etc.) can be accurately displayed using characters or numbers on the dot matrix type 10-digit LCD section (see audio information display section 7) of the display unit 4. .

FIG. 5 shows another embodiment of the electronic device,
When a mechanical air conditioner is mounted on the vehicle instead of the automatic air conditioner shown in FIG. 4, the automatic air conditioner unit 43 of FIG. 4 is omitted, and the composite operation unit 44 is provided with a mechanical air conditioner CPU 51 as shown in FIG. The CPU 51 and the audio CPU 40 are connected to each other via a line 50.

Also in the embodiment shown in FIG. 5, the audio CP of the meter unit 45 and the audio unit 36.
U40 is connected by a CAN communication line 48, and the audio CPU 40 and the display unit 4 are connected by a wire harness 49 via the composite operation unit 44.

Even with this structure, the same operation and effect as those of the previous embodiment can be obtained. Therefore, in FIG. 5, the same parts as those in FIG. 4 are designated by the same reference numerals, and their detailed description will be omitted. However, as is clear from the comparison between FIG. 4 and FIG. 5, the vehicle has an automatic air conditioner (see FIG.
(See FIG. 5) or a mechanical so-called mechanical air conditioner (see FIG. 5) is set. Therefore, information about the meter unit 45 as the second electrical unit is acquired by the CAN communication line 48. , The CAN communication line 48 is connected to the audio CPU 40 of the audio unit 36.
If it is configured to be connected to, it is possible to support either the case of an automatic air conditioner or the case of a mechanical air conditioner.

FIG. 6 shows still another embodiment of the electronic device. In the embodiment shown in FIG. 4, the CAN communication line 48 for acquiring vehicle information from the meter unit 45 is connected to the audio CPU 40 of the audio unit 36. In order to improve the compatibility with the automatic air conditioner equipment and the mechanical air conditioner equipment, in this embodiment shown in FIG. 6, the CAN communication line 48 for acquiring vehicle information from the meter unit 45 is connected to the automatic air conditioner unit 43 automatically. Air conditioner 4
Connect to No. 2 (communication processing means with plenty of processing capacity)
Information from the audio unit 36 and the automatic air conditioner unit 43 as an electric component unit and vehicle information from the meter unit 45 as a second electric component unit are passed through the automatic air conditioner CPU 42, the circuit in the composite operation unit 44, and the wire harness 49. The information is output to the display unit 4, and the centralized display device 5 of the display unit 4 centralizes and collectively displays various information.

Even with this structure, the same operation and effect as those of the previous embodiment shown in FIG. 4 can be obtained. Therefore, in FIG. 6, the same parts as those in FIG. The description is omitted.

FIG. 7 shows still another embodiment of the electronic equipment device, in the case where another CPU 52 different from the above-mentioned CPUs 40 and 42 exists in the composite operation section 44 and there is a margin in its processing capacity. , The CAN communication line 48 for acquiring vehicle information from the meter unit 45 is connected to the C of the composite operation unit 44.
It is connected to the PU 52. Further, the CPUs 40, 42, 52 on the circuit board 47 have their respective lines 50,
53 and 54 are connected to each other.

With this configuration, the audio information of the audio unit 36 and the automatic air conditioning unit 4
The air conditioning information of No. 3 and the vehicle information acquired from the meter unit 45 are output to the display unit 4 via the CPU 52, and various information is collectively displayed on the central display device 5 of the display unit 4 collectively. be able to.

Even with this configuration, the same operation and effect as those of the previous embodiments shown in FIGS. 4 and 6 can be obtained.
In FIG. 7, the same parts as those in FIG.
The detailed description is omitted.

In the correspondence between the configuration of the present invention and the above-described embodiment, the first electric component unit of the present invention corresponds to the audio unit 36 and / or the automatic air conditioner unit 43 of the embodiment, and the same applies to the second embodiment. The electrical unit corresponds to the meter unit 45, the communication means between the first electrical unit and the second electrical unit corresponds to the CAN communication line 48, and the communication means between the display unit and the first electrical unit is Corresponding to the wire harness 49, the communication processing means includes an audio CPU 40 and an automatic air conditioner CP.
Although it corresponds to U42 and the air conditioning control unit corresponds to the automatic air conditioning unit 43, the present invention is not limited to the configuration of the above-described embodiment.

[0069]

According to the present invention, in a device for displaying information on the first electric component unit and the second electric component unit on the display unit, the communication means between the first electric component unit and the second electric component unit is a display unit. Since the communication means is different from the communication means between the first electric component unit and the information about the second electric component unit, it is configured to be transmitted to the display unit via the first electric component unit. Even if the communication means are different, it is possible to achieve display on the display unit.

[Brief description of drawings]

FIG. 1 is a perspective view showing an electronic device device of the present invention.

FIG. 2 is an explanatory diagram showing an example of a display on the display unit.

FIG. 3 is an exploded perspective view of a center module.

FIG. 4 is a block diagram of an electronic device device.

FIG. 5 is a block diagram showing another embodiment of the electronic device apparatus.

FIG. 6 is a block diagram showing still another embodiment of the electronic device apparatus.

FIG. 7 is a block diagram showing still another embodiment of the electronic device apparatus.

[Explanation of symbols]

3 ... Center module 4 ... Display unit 36 ... Audio unit (first electrical unit) 40 ... Audio CPU (communication processing means) 42 ... Auto air conditioner CPU (communication processing means) 43 ... Auto air conditioner unit (first electrical unit) 44 ... Compound operation unit 45 ... Meter unit (second electrical unit) 48 ... CAN communication line (communication means) 49 ... Wire harness (communication means)

─────────────────────────────────────────────────── ─── Continuation of front page (51) Int.Cl. ⁷ Identification code FI theme code (reference) B60R 11/02 B60R 11/02 C F24F 11/02 103 F24F 11/02 103C (72) Inventor Yuuki Hirao Hiroshima 3-1, Shinchi, Fuchu-cho, Aki-gun, Mazda Co., Ltd. (72) Inventor Ryuta Ikeda 3-1, Shinchi, Fuchu-cho, Aki-gun, Hiroshima F-Term (reference) 3D020 BA02 BA04 BB01 BC03 BD05 BE02 BE03 3D044 BB01 BC13 BD01 BD04 BD11 BD13 3L011 CS02 3L061 BA03

Claims (10)

[Claims] 1. A first electrical component unit, a second electrical component unit, and a display unit for displaying information on each of the first and second electrical component units, wherein the first electrical component unit and the second electrical component unit are combined. The communication means between the display units and the first electric component unit is different from the communication unit, and the information about the second electric component unit is transmitted to the display unit via the first electric component unit. Equipment equipment. 2. The electronic device apparatus according to claim 1, wherein a communication speed between the first electric component unit and the second electric component unit is set to be higher than a communication speed between the display unit and the first electric component unit. . 3. A composite operation unit having a plurality of first electric component units and an operation unit for the plurality of first electric component units,
At least one second electrical component unit and a display unit that displays information about the first and second electrical component units are provided, and the communication speed between the first electrical component unit and the second electrical component unit is the same as that of the display unit. An electronic device device, which is set at a higher speed than a communication speed with the first electrical component unit, and information regarding the second electrical component unit is transmitted to the display unit via a predetermined one unit of the plurality of first electrical component units. 4. The electronic device apparatus according to claim 3, wherein the processing speed of the communication processing means of the predetermined one unit is set higher than the processing speed of the communication processing means of the other first electric component unit. 5. The electronic device apparatus according to claim 4, wherein the predetermined one unit transmits information about the second electrical unit to the display unit via the composite operation unit. 6. The predetermined one unit is set as an audio unit or an air conditioning control unit.
The electronic device according to 4 or 5. 7. The electronic device apparatus according to claim 3, 4, 5 or 6, wherein said one predetermined unit is integrated with a composite operation section. 8. The first electric component unit and the composite operation section are integrated as a center module, and information about the first and second electric component units is displayed on a display unit outside the center module. , 5, 6 or 7
Electronic device described. 9. The electronic device apparatus according to claim 3, wherein the second electrical unit is set as a meter unit. 10. The information relating to the second electrical unit is set in failure diagnosis information.
Or the electronic device apparatus according to 9.