MIDI Implementation

System Exclusive Messages

Universal Non-realtime System Exclusive Message and Data Set 1 (DT1) are the only System Exclusive messages transmitted by the XV-2020.

Universal Non-realtime System Exclusive Message

Identity Reply Message

Receiving Identity Request Message, the XV-2020 send this message.

Status

Data byte

 

Status

F0H

7EH, dev, 06H, 02H, 41H, 10H, 01H,

F7H

 

 

00H, 03H, 00H, 00H, 00H, 00H

 

Byte

Explanation

 

F0H

Exclusive status

 

7EH

ID number (Universal Non-realtime Message)

dev

 

Device ID (dev: 10H - 1FH)

 

06H

 

Sub ID#1 (General Information)

 

02H

 

Sub ID#2 (Identity Reply)

 

41H

 

ID number (Roland)

 

10H

01H

Device family code

 

00H

03H

Device family number code

 

00H

00H 00H 00H Software revision level

 

F7H

EOX (End of Exclusive)

 

Data Transmission

 

Data set 1

DT1 (12H)

 

Status

Data byte

 

Status

F0H

41H, dev, 00H, 10H, 12H, aaH, bbH,

F7H

 

 

ccH, ddH, eeH, ... ffH, sum

 

Byte

Explanation

 

 

F0H

Exclusive status

 

 

41H

 

ID number (Roland)

 

dev

 

Device ID (dev: 00H - 1FH, 7FH)

 

00H

 

Model ID #1 (XV-2020)

 

10H

 

Model ID #2 (XV-2020)

 

12H

 

Command ID (DT1)

 

aaH

 

Address MSB:

upper byte of the starting address of the data to be sent

bbH

Address:

upper middle byte of the starting address of the data to be

 

 

 

sent

 

ccH

 

Address:

lower middle byte of the starting address of the data to be

 

 

 

sent

 

ddH

Address LSB:

lower byte of the starting address of the data to be sent.

eeH

 

Data:

the actual data to be sent. Multiple bytes of data are

transmitted in order starting from the address.

 

:

 

:

 

 

ffH

 

Data

 

 

sum

Checksum

 

 

F7H

EOX (End Of Exclusive)

 

*The amount of data that can be transmitted at one time depends on the type of data, and data will be transmitted from the specified starting address and size. Refer to the address and size given in “Parameter Address Map” (p. 146).

*Data larger than 256 bytes will be divided into packets of 256 bytes or less, and each packet will be sent at an interval of about 20 ms.

3. Parameter Address Map

*Transmission of “#” marked address is diviedd to some packets. For example, ABH in hexadecimal notation will be divied to 0AH and 0BH, and is sent/received in this order.

*“<*>” marked adddress or parameters are ignored when the XV-2020 received them.

1. XV-2020 (ModelID = 00H 10H)

+——————————————————————————————————————————————————————————————————————————————+

Start

 

Address

Description

—————————————+————————————————————————————————————————————————————————————————

01 00 00 00 Setup*1—1 —————————————+————————————————————————————————————————————————————————————————

02 00 00 00 System*1—2 —————————————+————————————————————————————————————————————————————————————————

10 00 00 00

Temporary Performance

*1—3

11 00 00 00

Temporary Patch/Rhythm (Performance Mode Part 1)

*1—4

11 20 00 00

Temporary Patch/Rhythm (Performance Mode Part 2)

:

14 60 00 00

Temporary Patch/Rhythm (Performance Mode Part 16)

1F 00 00 00

Temporary Patch/Rhythm (Patch Mode)

—————————————+————————————————————————————————————————————————————————————————

20

00

00 00

User Performance (01)

*1—3

20

01

00 00

User Performance (02)

 

:

20

3F

00 00

User Performance (64)

—————————————+————————————————————————————————————————————————————————————————

30

00

00 00

User Patch (001)

*1—4—1

30

01

00 00

User Patch (002)

 

:

30

7F

00 00

User Patch (128)

—————————————+————————————————————————————————————————————————————————————————

40 00 00 00

User Rhythm (001)

*1—4—2

40 10 00 00

User Rhythm (002)

:

40 30 00 00

User Rhythm (004)

+——————————————————————————————————————————————————————————————————————————————+

1-2 System

+——————————————————————————————————————————————————————————————————————————————+

Offset

 

Address

Description

—————————————+————————————————————————————————————————————————————————————————

00 00 00 System Common

*1—2—1

+——————————————————————————————————————————————————————————————————————————————+

1-4 Temporary Patch/Rhythm

+——————————————————————————————————————————————————————————————————————————————+

Offset

 

Address

Description

—————————————+————————————————————————————————————————————————————————————————

00 00 00

Temporary

Patch

*1—4—1

10 00 00

Temporary

Rhythm

*1—4—2

+——————————————————————————————————————————————————————————————————————————————+

1-3 Performance

+——————————————————————————————————————————————————————————————————————————————+

Offset

 

Address

Description

—————————————+————————————————————————————————————————————————————————————————

00 00 00

Performance Common

*1—3—1

00 02 00

Performance Common MFX

*1—3—2

00 04 00

Performance Common Chorus

*1—3—3

00 06 00

Performance Common Reverb

*1—3—4

00 10 00

Performance MIDI (Channel 1)

*1—3—5

00 11 00

Performance MIDI (Channel 2)

:

00 1F 00

Performance MIDI (Channel 16)

00 20 00

Performance Part (Part 1)

*1—3—6

00 21 00

Performance Part (Part 2)

:

00 2F 00

Performance Part (Part 16)

+——————————————————————————————————————————————————————————————————————————————+

1-4-1 Patch

+——————————————————————————————————————————————————————————————————————————————+

Offset

 

Address

Description

—————————————+————————————————————————————————————————————————————————————————

00 00 00

Patch Common

*1—4—1—1

00 02 00

Patch Common MFX

*1—4—1—2

00 04 00

Patch Common Chorus

*1—4—1—3

00 06 00

Patch Common Reverb

*1—4—1—4

00 10 00

Patch TMT (Tone Mix Table)

*1—4—1—5

00 20 00

Patch Tone (Tone 1)

*1—4—1—6

00 22 00

Patch Tone (Tone 2)

00 24 00

Patch Tone (Tone 3)

00 26 00

Patch Tone (Tone 4)

+——————————————————————————————————————————————————————————————————————————————+

1-4-2 Rhythm

+——————————————————————————————————————————————————————————————————————————————+

Offset

 

Address

Description

—————————————+————————————————————————————————————————————————————————————————

00 00 00

Rhythm Common

*1—4—2—1

00 02 00

Rhythm Common MFX

*1—4—2—2

00 04 00

Rhythm Common Chorus

*1—4—2—3

00 06 00

Rhythm Common Reverb

*1—4—2—4

00 10 00

Rhythm Tone (Key # 21)

*1—4—2—5

00 12 00

Rhythm Tone (Key # 22)

:

01 3E 00

Rhythm Tone (Key # 108)

+——————————————————————————————————————————————————————————————————————————————+

1-1 Setup

+——————————————————————————————————————————————————————————————————————————————+

Offset

 

Address

Description

—————————————+————————————————————————————————————————————————————————————————

00 00

0000 0aaa Sound Mode

(1 — 5)

PATCH, PERFORM, GM1, GM2, GS

—————————————+———————————+————————————————————————————————————————————————————

00 01

0aaa

aaaa

(reserved)

00 02

0aaa

aaaa

(reserved)

146

Page 146
Image 146
Kenwood owner manual Parameter Address Map, XV-2020 ModelID = 00H 10H, 146, System Exclusive Messages

XV-2020 specifications

The Kenwood XV-2020 is a distinguished model in the realm of high-fidelity audio equipment, offering a blend of vintage charm and modern technology. Renowned for its powerful performance and exquisite sound quality, the XV-2020 appeals to audiophiles and casual listeners alike, making it a sought-after choice in the used market.

At the heart of the Kenwood XV-2020 is its robust amplifier section, delivering a significant output power that allows it to drive a variety of speakers effortlessly. With a power rating typically around 50 watts per channel (into 8 ohms), this receiver provides a rich, dynamic sound suitable for a wide range of musical genres. The amplifier is designed with a low total harmonic distortion, ensuring that the audio output remains clean and free from undesirable artifacts, even at high volumes.

The XV-2020 features a multi-source input configuration, allowing users to connect various audio sources such as CD players, turntables, and cassette decks. This versatility is complemented by its built-in phono stage, which means vinyl enthusiasts can connect their turntables directly without needing a separate preamp. The receiver also supports AM/FM radio, featuring a reliable tuner section that ensures excellent reception, allowing users to enjoy their favorite radio stations with clarity.

One of the standout features of the Kenwood XV-2020 is its tone control options. Users can fine-tune their listening experience with adjustable bass, midrange, and treble controls. This capability allows for customization according to individual preferences or room acoustics, making it easier to achieve the ideal sound profile.

Additionally, the XV-2020 incorporates a decoder for various surround sound formats, enhancing the listening experience for movies and music encoded in surround formats. This feature reflects Kenwood’s commitment to evolving audio technology, providing users with an immersive experience that traditional stereo systems often lack.

The build quality of the XV-2020 is another characteristic that sets it apart. Housed in a sturdy chassis with a minimalist aesthetic, it is not only functional but also an attractive piece of equipment that fits well in any home audio setup. With its user-friendly interface and comprehensive features, the Kenwood XV-2020 remains a popular choice for those looking to experience rich audio performance without compromising on style. Its combination of power, flexibility, and classic design solidifies its status as a beloved component in the world of audio receivers.