Kramer Electronics 840HXL Manual de usuario descargar pdf (Pagina 26)

840Hxl - Serial Protocol 23

8.3 Commands

The commands listed below are supported by the 840Hxl.

Note: A checksum is required at the end of the send/receive command as shown

Section 8.1

8.3.1 Get Device Address and Software Version

. If a checksum is not included in a sent command, the device does

not respond.

Command Send/Receive Data

0x00

0xEB, 0x00, 0x00, 0x01, 0xXX, checksum

0xEB, [address], 0x00, 0x02, [version],

0x00, checksum

0xXX can be any data except 0xEB

8.3.2 Set Output Encryption or Decryption

Command Send/Receive Data

0xE3 0xEB, 0x00, 0xE3, 0x01, data 1,

checksum

0xEB, address, 0xE3, 0x01, 0xFA,

checksum

data1:

• 0 = encryption

• 1 = decryption

8.3.3 Get Device Status

Command Send/Receive Data

0xE4 0xEB, address, 0xE4, 0x01, 0x00,

checksum

0xEB, address, 0xE4, 0x08, data1, .....,

data8, checksum

data1: reserved

data2: reserved

data3: output encryption status:

• 0 = encryption

• 1 = decryption

data4: reserved

data5: reserved

data6: reserved

data7: reserved

data8: reserved

8.3.4 Set Output Status

Command Send/Receive Data

0xE6 0xEB, address, 0xE6, 0x02, data1, data2,

checksum

0xEB, address, 0xE6, 0x01, 0xFA,

checksum

data 1:

• 0x00: reserved

• 0x01: RESOLUTION_INDEX

• 0x02: PATTERN_INDEX

• 0x03: DEEPCOLOR_MODE

• 0x04: COLORSPACE_MODE

• 0x05:HDMIDVI_INDEX

• 0x06: AUDSAMPLE_INDEX

• 0x07: AUDBIT_INDEX

data 2:

• 0x00 reserved

• from 0x00 to 0x17 (24 resolutions)

• from 0x00 to 0x1f (32 patterns)

• 0 = auto, 0x18 = 24bit, 0x1e = 30bit, 0x24 = 36bit

• 0 = auto, 1 = RGB444, 2 = YUV444, 3 = YUV422

• 0 = auto, 1 = HDMI, 2 = DVI

• 0 = auto, 1 = 44k, 2 = 48k 3 = 88k, 4 = 96k, 5 =

176k, 6 = 192k

•

0 = auto, 0x10 = 16bit, 0x14 = 20bit, 0x18 = 24bit

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Kramer Electronics 840HXL Manual de usuario Pagina 26

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