Epson 100-88002 - page 182

Control Codes
Page 170 100-88002 Rev B
[ENQ] <23> Inquire user-store status
ASCII [ENQ] <23>
Hexadecimal 05H 17H
Decimal <5> <23>
Function The [ENQ] <23> command reports on the user-store status.
Response [ACK] <23> <Report> <0>
Where:
<23> is the echo of command ID. The report is a null terminated string with the
following format:
12345[CR][LF] (Free user store)
12345 Type Name…[CR][LF] (First entry) etc.
12345 Type Name…[CR][LF] (Last entry) <0>
Type The type field describes the type of information.
M = macro
C = character definition
[ENQ] <24> Inquire color status
ASCII [ENQ] <24>
Hexadecimal 05H 18H
Decimal <5> <24>
Function The [ENQ] <24> command reports Color Cartridge status.
Response [ACK] <24> <Length+40><n1><n2><n3>
Where
<24> Is the echo of command
<n1> Secondary Color 0 = Not supported, 1 = Red, 2 = Green,
4 = Blue
<n2> Primary Color 16 = Black
<n3> Color Status
bit 0 = Not defined
bit 1 = Not defined
bit 2 = Secondary Color Not Supported
bit 3 = 0 always
bit 4 = 0 always
bit 5 = 0 always
bit 6 = 1 always
bit 7 = 0 always