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Lexicon
PCM 80 Version 1.10 MIDI Implementation Details
Appendix C: MIDI inquiry message
The MIDI specification defines a global message that allows a host device to determine what sorts of
devices are connected. This message is interpreted by the PCM 80 as follows:
Inquiry message from host to PCM 80:
Byte # ByteValue Description Notes
1 0xf0 SysEx ID
2 0x7e Universal
non-realtime header
3 0iii iiii Channel Treated as the SysEx Device ID assigned to the PCM 80
4 0x06 General information
5 0x01 Device inquiry
6 0xF7 EOX
Response from PCM 80:
Byte # ByteValue Description Notes
1 0xf0 SysEx ID
2 0x7e Universal
non-realtime header
3 0iii iiii Channel. SysEx
device ID assigned
to the PCM 80
4 0x06 General information
5 0x02 Device ID message
6 0x06 Lexicon SysEx ID
7 0x00 Family code LSB
8 0x00 Family code MSB
9 0x07 Family member
code LSB This is the PCM 80 SysEx product code (byte 3 of a standard SysEx
message.)
10 0x00 Family member
code MSB
11 0iii iiii Major software
revision # See System Configuration Response.
12 0iii iiii Minor software
revision # See System Configuration Response.
13 0iii iiii Release code For normal released code this byte is 0. Any other value indicates
test code that is not under general release
14 0x00 Unused revision
data
15 0xf7 EOX
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