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40
8
Diagnostics
8.5.
Channel
Properties
2 bytes, subdivided as follows:
Type
Bit 0-7
Possible values
Meaning
0x00
Used if the channel number is 0x8000 or none of the types defined
below is relevant.
0x01
1 bit
0x02
2 bit
0x03
4 bit
0x04
8 bit
0x05
16 bit
0x06
32 bit
0x07
64 bit
0x08
– 0xFF
Reserved
Accumulative
Bit 8 not used, always 0.
Maintenance
Bit 9-10
Possible values
Meaning
Bit 9
Bit 10
0x00
0x00
Diagnostics
Specifier
Bit 11-12
Possible values
Meaning
0x00
Not used
0x01
Diagnosis appeared
0x02
Diagnosis left
0x03
Diagnosis left, but another is still active
Direction
Bit 13-15
Possible values
Meaning
0x00
Manufacturer-specific
0x01
Channel used as input
0x02
Channel used as output
0x03
Channel used as input and output