Dell RS232 manual

Page 5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Audio Source Write

 

 

0xefbe

 

 

0x10

 

 

0x0006

 

 

0xdb09

 

 

0x1111

 

 

0x0002

 

0x54

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Audio Source Read

 

0xefbe

 

0x10

 

0x0005

 

0xfe39

 

0x1111

 

0x0001

 

0x55

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Password

 

 

0xefbe

 

0x10

 

0x0009

 

 

0xaaf9

 

 

0x1111

 

 

0x0005

 

0x56

 

Change Password

 

0xefbe

 

0x10

 

0x000d

 

0x99fa

 

0x1111

 

0x0009

 

0x57

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

H. Frequency

 

 

0xefbe

 

0x10

 

0x0005

 

 

0xfe3c

 

 

0x1111

 

 

0x0001

 

0x59

 

V. Frequency

 

0xefbe

 

0x10

 

0x0005

 

0xbe3d

0x1111

0x0001

0x5a

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

H. Sync Polarity

 

 

0xefbe

 

 

0x10

 

 

0x0005

 

 

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0x1111

 

 

0x0001

 

0x5b

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V. Sync Polarity

 

0xefbe

 

0x10

 

0x0005

 

0x3e3f

 

0x1111

 

0x0001

 

0x5c

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Key Pad Lock State

 

 

0xefbe

 

 

0x10

 

 

0x0005

 

 

0xffff

 

 

0x1111

 

 

0x0001

 

0x5d

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PIP Off

 

0xefbe

0x10

 

0x0005

 

0x59fc

 

0x1111

 

0x0001

 

0x5e

 

Mute Off

 

 

0xefbe

 

0x10

 

0x0005

 

 

0x7e3e

 

 

0x1111

 

 

0x0001

 

0x5f

 

Get PIP State

 

0xefbe

 

0x10

 

0x0005

 

0x3e2e

 

0x1111

 

0x0001

 

0x60

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Get Mute State

 

 

0xefbe

 

 

0x10

 

 

0x0005

 

 

0xffee

 

 

0x1111

 

 

0x0001

 

0x61

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Freeze Off

 

0xefbe

 

0x10

 

0x0005

 

0xbfef

 

0x1111

 

0x0001

 

0x62

 

Get Freeze State

 

 

0xefbe

 

0x10

 

0x0005

 

 

0x7e2f

 

 

0x1111

 

 

0x0001

 

0x63

 

Unhide

 

0xefbe

 

0x10

 

0x0005

 

0x3fed

 

0x1111

 

0x0001

 

0x64

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Get Hide State

 

 

0xefbe

 

 

0x10

 

 

0x0005

 

 

0xfe2d

 

 

0x1111

 

 

0x0001

 

0x65

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OSD Transparancy

 

0xefbe

 

0x10

 

0x0006

 

0x5adc

 

0x1111

 

0x0002

 

0x66

 

Write

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OSD Transparancy

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0xefbe

 

 

0x10

 

 

0x0005

 

 

0x7fec

 

 

0x1111

 

 

0x0001

 

0x67

 

Read

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Volume Write

 

0xefbe

 

0x10

 

0x0006

 

0xdb18

 

0x1111

 

0x0002

 

0x68

 

Source-VGA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0xefbe

 

 

0x10

 

 

0x0005

 

 

0xfe28

 

 

0x1111

 

 

0x0001

 

0x69

 

Analog-B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Temp Alert

 

0xefbe

 

0x10

 

0x0005

 

0xbe29

 

0x1111

 

0x0001

 

0x6a

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HDMI Source 2

 

 

0xefbe

 

0x10

 

0x0005

 

 

0x7fe9

 

 

0x1111

 

 

0x0001

 

0x6b

 

Exit Lockup

 

0xefbe

 

0x10

 

0x0005

 

0xffeb

0x1111

0x0001

0x6d

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Closed Captions

 

 

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0x10

 

 

0x0006

 

 

0x7e2a

 

 

0x1111

 

 

0x0002

 

0x6f

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Power Saving

 

0xefbe

 

0x10

 

0x0006

 

0xfe66

 

0x1111

 

0x0002

 

0x81

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Quick Shutdown

 

 

0xefbe

 

 

0x10

 

 

0x0006

 

 

0xbe67

 

 

0x1111

 

 

0x0002

 

0x82

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Lamp-Mode

 

0xefbe

 

0x10

 

0x0005

 

0x7fa7

 

0x1111

 

0x0001

 

0x83

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Operating Hours

 

 

0xefbe

 

0x10

 

0x0005

 

 

0x3e65

 

 

0x1111

 

 

0x0001

 

0x84

 

Password Off

 

0xefbe

 

0x10

 

0x0005

 

0xffa5

 

0x1111

 

0x0002

 

0x85

 

Password Delete

 

 

0xefbe

 

0x10

 

0x0005

 

 

0xbfa4

 

 

0x1111

 

 

0x0002

 

0x86

 

Speaker

 

0xefbe

 

0x10

 

0x0005

 

0x7e64

 

0x1111

 

0x0002

 

0x87

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Speaker Status

 

 

0xefbe

 

 

0x10

 

 

0x0005

 

 

0x3e60

 

 

0x1111

 

 

0x0001

 

0x88

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Zoom Status

 

0xefbe

 

0x10

 

0x0005

 

0xffa0

 

0x1111

 

0x0001

 

0x89

 

Get Power Saving

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0xefbe

 

 

0x10

 

 

0x0006

 

 

0xbfa1

 

 

0x1111

 

 

0x0002

 

0x8a

 

Status

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Source-Wireless

 

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0x10

 

0x0005

 

0x7e61

 

0x1111

 

0x0001

 

0x8b

 

Display

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Source-Wireless Off

 

 

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0x10

 

0x0005

 

 

0x3fa3

 

 

0x1111

 

 

0x0001

 

0x8c

 

Source-Wireless On

 

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0x10

 

0x0005

 

0xfe63

 

0x1111

 

0x0001

 

0x8d

 

Source-USB Display

 

 

0xefbe

 

0x10

 

0x0005

 

 

0xbe62

 

 

0x1111

 

 

0x0001

 

0x8e

 

Source-USB Viewer

 

0xefbe

 

0x10

 

0x0005

 

0x7fa2

 

0x1111

 

0x0001

 

0x8f

 

Dynamic Aperture

 

 

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0x10

 

0x0005

 

 

0xda9a

 

 

0x1111

 

 

0x0002

 

0x90

0x01: Analog In

0x01,04,07,0 0x04: HDMI-A

80x07: Wireless/LAN

0x08: HDMI-B

0x01: Analog In

0x04: HDMI-A

0x07: Wireless/LAN

0x08: HDMI-B

4byte: Original Password

4byte: Original Password

4byte: New Password (KHz)

(Hz)

0x01: Negative

0x02: Postivite

0x01: Negative

0x02: Postivite

0x01: Key Pad Lock On

0x02: Key Pad Lock Off

0x00: Off

0x01: On

0x00: Mute Off

0x01: Mute On

N/A

0x00: Unhide

0x01: Hide

0x00~0x14 Range (0x00~0x14)

Range (0x00~0x14)

0x00~0x14 Range (0x00~0x14)

0x00: Normal

0x01: Abnormal

0x00: Off

0x01: CC1

0x00~0x04 0x02: CC2

0x03: CC3

0x04: CC4

0x00 : Off

0x1e : 30 min

0x3c : 60 min

0x5a : 90 min

0x78 : 120min

0x00~0x01 0x00: No

0x01: Yes

0x00: Eco

0x01: Normal Hours (2 byte)

0x00~0x01 0x00: Off

0x01: On

0x00: Off

0x01: On

0x00~0x0a Range 0x00~0x0a 0x00 : Off

0x1e : 30 min 0x3c : 60 min 0x5a : 90 min 0x78 : 120min

0x00: Off

Image 5
Contents Command Types RS232 Protocol Communication SettingsProjector Response System Status Projector Response Message TableControl Commands List Page Page March

RS232 specifications

Dell RS232 interfaces represent a classic yet essential technology in the realm of computer connectivity. RS232, or Recommended Standard 232, is a standard for serial communication that has been in use since the 1960s, designed primarily for connecting computers to peripheral devices like modems, printers, and data acquisition systems. Dell, as a leading technology provider, has incorporated RS232 into many of its systems, catering to various industrial and commercial needs.

One of the main features of Dell RS232 interfaces is their simplicity and reliability. The protocol allows for point-to-point communication, making it easy to establish a direct link between two devices. With a maximum cable length of up to 50 feet (15 meters), RS232 connections are particularly beneficial in environments where devices are physically separated. This attribute is crucial for usage in industrial settings where machines often operate over larger distances.

In terms of technology, Dell's RS232 implementations typically operate at standard transmission speeds ranging from 300 to 115,200 bits per second. This versatility ensures compatibility with a broad spectrum of devices, enhancing operational flexibility. Furthermore, RS232 supports various data formats, including 7 or 8 data bits, one or two stop bits, and parity options, allowing users to tailor communication settings according to specific requirements.

The physical characteristics of RS232 ports include the familiar DB9 and DB25 connectors. These connectors feature pins that correspond to specific functions, such as transmission and reception of data, ground references, and control signals. Dell ensures robust design and construction of these ports, catering to the demands of both consumer and industrial applications.

In addition to being a reliable communication protocol, RS232 also provides a certain degree of error checking, enhancing data integrity. Control signals like RTS (Request to Send) and CTS (Clear to Send) assist in managing the data flow, ensuring that devices operate smoothly without data loss.

Although newer technologies like USB and Ethernet have gained prominence, RS232 remains a mainstay due to its legacy support and integration in industrial equipment. Dell RS232 interfaces continue to play a vital role in many legacy systems, ensuring that critical devices remain operable and easily connected. In conclusion, Dell RS232 technology embodies a blend of simplicity, reliability, and adaptability, making it a valuable component in the diverse landscape of hardware connectivity.