B&K Precision XLN60026 - Manual - Manual (Page 81)

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6.6 State Bit Definition
When “
STATE?” command is used, the system will return three (3) bytes in
the order as shown below.
Byte 2 Byte 1 Byte 0
bit 7 - bit 0 bit 7 - bit 0 bit 7 - bit 0
The definition of each bit is described in the following:
byte 0: bit 7 OVP on/off status
bit 6 OCP on/off status
bit 5 OPP on/off status
bit 4 CC to CV on/off status
bit 3 CV to CC on/off status
bit 2 output on/off status
bit 1 LCD back light on/off status
bit 0 External 5V output on/off status
byte 1: bit 7 OVP occur flag
bit 6 OCP occur flag
bit 5 OPP occur flag
bit 4 CC to CV occur flag
bit 3 CV to CC occur flag
bit 2 AC detect low occur flag
bit 1 OTP occur flag
bit 0 reserved
byte 2: bit 7 - 0 reserved