Display Commands
9.2.3
9.2.3
USB Commands
This chapter describes the USB command format and the commands that the D1064 supports.
9.2.3.1
9.2.3.1
Command Format
Command:
Byte #
Name
Number of
bytes
Description
1
Command byte 1
1
First command byte
2
Command byte 2
1
Second command byte
3 to
n
Data / Pad bytes
Daty bytes
Response:
Byte #
Name
Number of
bytes
Description
1
Response length
1
Total number of bytes including byte 1
2
Status byte 1
1
Byte 1 of 3-byte status
3
Status byte 2
1
Byte 2 of 3-byte status
4
Statuse byte 3
1
Byte 3 of 3-byte status
5 to
n
Data / Pad bytes
Data bytes
9.2.3.2
9.2.3.2
Write Data
Command:
02h, 00h <Data Count>, <Data>
Data Count:
1-Byte value representing bytes count of the following data (w/o data
count byte).
Data
Control characters, ESC sequence and displayable characters encoded
in the current encoding mode.
Response
04h, <Status byte 1>, <Status byte 2>, Status byte 3>
Description:
This command displays either the Escape sequences, control characters or the displayable characters
encoded in the current encoding mode. ‘Data’ can be broken up and send in several frames. Maximum
report length is 32 bytes.
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