4.0Command Block Format

PRV-LX1 RS-422A Protocol

4.0Command Block Format

The controlling device and the PRV-LX1 communicate through the interchange of command blocks. The bytes in each command block are assigned as follows:

CMD-1

 

Data

CMD-2

Data-1

 

Data-15

Checksum

 

Count

 

(MSD)

 

(LSD)

 

 

 

(MAX)

 

 

 

 

 

 

 

 

1

Byte

1 Byte

1 Byte

 

1 Byte

1 Byte

•CMD-1/DATA COUNT CMD-1 is the upper 4 bits, DATA COUNT is the lower 4 bits

•CMD-2

•DATA-1 up to DATA-N, where n is the value in data count

•CHECKSUM

CMD-1

Indicates the function and direction of the command:

0System Control (Controller -> PRV-LX1)

1Return for 0, 2, or 4 of cmd-1 (PRV-LX1-> Controller)

2Transport Control (Controller -> PRV-LX1)

4Preset/Select Control (Controller -> PRV-LX1)

6Sense Request (Controller -> PRV-LX1)

7Sense Returned (PRV-LX1-> Controller)

E PRV-LX1 Original Command (Controller -> PRV-LX1) F PRV-LX1 Original Return (PRV-LX1->Controller)

DATA COUNT

Indicates the number of bytes (maximum 15) inserted between CMD-2 and CHECKSUM

CMD-2

Designates the command

(refer to the Command Table for definitions)

DATA-1 to DATA-N

Data that corresponds to those indicated by the command (refer to the Command Table for data formats)

CHECKSUM

Lower eight bits of the sum of the bytes in the command block

Communications Protocol

The controlling device initiates the communication. PRV-LX1 returns a response within 9 milliseconds. The response may be:

• NAK + Error Data

: undefined command or communications error

• COMMAND + Data

: received a command that requests data

• ACK

: received a command that requests no data

 

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Pioneer PRV-LX1 manual 4.0Command Block Format
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PRV-LX1 specifications

The Pioneer PRV-LX1 is a powerful all-in-one media player that has revolutionized the way DJs and live performers engage with their audiences. Incorporating advanced technologies and user-friendly features, the PRV-LX1 is designed to deliver top-notch performance in a compact and portable package.

One of the standout characteristics of the PRV-LX1 is its robust 7-inch touchscreen display, which offers an intuitive interface that allows users to navigate through their music libraries seamlessly. This high-resolution screen provides vibrant visuals, enabling easy access to essential functions such as track selection, waveform viewing, and performance controls. The responsive touch capabilities ensure a smooth user experience, making it easy to manage live sets or pre-planned performances.

The PRV-LX1 supports various audio formats, including MP3, WAV, and FLAC, allowing DJs to utilize a diverse range of tracks. With its dual USB ports, users can connect external drives to expand their music libraries further without needing a laptop. The device also features a built-in SD card slot, enhancing storage options and flexibility.

A notable feature of the PRV-LX1 is its integrated performance tools. The device is equipped with a range of effects, including reverb, echo, and pitch shifting, giving DJs the ability to create dynamic mixes and keep audiences engaged. The sampler function allows users to trigger samples on-the-fly, adding a unique touch to live performances.

In terms of connectivity, the PRV-LX1 is highly versatile. It includes standard audio outputs, MIDI control capabilities, and support for various external devices, making it easy to incorporate into any DJ setup. This flexibility ensures that DJs can use the PRV-LX1 with mixers, effects units, and other gear, enhancing the overall performance experience.

Additionally, the PRV-LX1 is built with durability in mind. Its sturdy construction is designed to withstand the rigors of frequent travel and live performances. The compact design makes it an excellent choice for mobile DJs or performers who require a lightweight yet powerful device.

Overall, the Pioneer PRV-LX1 stands out as a leader in the realm of media players, combining user-friendly features, extensive connectivity, and versatile performance tools. Whether for a club setting, a wedding, or music festival, the PRV-LX1 provides the capabilities and reliability that DJs need to deliver unforgettable experiences.
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