Chapter 5. Communication
94 AT600 User’s Manual
Command 145 (0x91): Read Density Value (cont.)
Command 146 (0x92): Read Backlight Setting
This command is to read the backlight setting.
Table 28: Response Data Bytes for Read Density Value
Byte Format Description
0 Unsigned-8 Density type:
1: Actual Density;
2: Reference Density;
1 Unsigned-8 Density Unit Code
2 - 5 Float Density value
Table 29: Command-Specific Response Codes for Read Density Value
Code Class Description
0 Success No Command-Specific Errors
1Undefined
2 Error Invalid Selection
3-4 Undefined
5 Error Too Few Data Bytes Received
6 Error Device-Specific Command Error
7-127 Undefined
Table 30: Request Data Bytes for Read Backlight Setting
Byte Format Description
None
Table 31: Response Data Bytes for Read Backlight Setting
Byte Format Description
0 Unsigned-8 Backlight control switch (0:off/ 1:on)
1 - 4 Unsigned-32 Display backlight timeout, unit is second.
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