Holland Electronics NE 1101L - Manual (Page 18)

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Forward Optical Receiver Operation Manual
5 12V CURRENT 255 = 10A Range: 0 – 255
6 24V CURRENT 255 = 10A Range: 0 – 255
7 24V DC 102 = 24V Range: 0 – 255
8 12V DC 102 = 12 V Range: 0 – 255
9 5V DC 102 = 5 V Range: 0 – 255
10 Firmware version, major Binary (0-255) Major revision number
(equivalent to the first digit in
display format)
11 Firmware version, minor Binary (0-255) Minor revision number
(equivalent to the last two digits in
display format)
12–
17
(reserved)
18 <C1> Trailing Marker
(C1 in Hexadecimal)
TABLE 4: Response to Command B
The following table defines the response D format.
Byte
#
Description Bit Definition
(note)
Remark
0 <C0> Leading
Marker, in
hexadecimal
1 Channel A Optical Level status B0: Loss channel A optical level alarm
2 Channel B Optical Level status B0: Loss channel A optical level alarm
3 RF level Status B0: Loss RF signal alarm
4 Pilot Tone Status B0: Loss Pilot alarm
5 24V DC Supply Status B0: 24V DC Voltage alarm
6 12V DC Supply Status B0:12V DC Voltage alarm
7 5V DC Supply Status B0: 5V DC Voltage alarm
8 CURRENT (24V) B0: 24V Current alarm
9 CURRENT (12V) B0: 12V Current alarm
10-17 (reserved)
18 <C1> Trailing Marker,
in hexadecimal
Note: 1. B0 = bit 0 (the LSB), B1 = bit 1, B2 = bit 2
2. Bit set = alarm, bit clear = no alarm
TABLE 5: Response for Command C