NEC PlasmaSync 42VP4D User Manual page 89

44. FREQUENCY Request
Function
The external control equipment inquires the Horizontal frequency, Vertical
frequency, Horizontal sync polarity, Vertical sync polarity, Mode, and Resolution
of the plasma monitor.
Transmission Data
1FH 80H 60H 26H 00H CKS
ACK
7FH 60H 80H 26H 0BH DATA00 to DATA0A CKS
Horizontal frequency
DATA00: Integer part
DATA01: One decimal place
Vertical frequency
DATA02: Integer part
DATA03: One decimal place
Horizontal sync polarity
DATA04 00H : -
01H : Positive
02H : Negative
Vertical sync polarity
DATA05 00H : -
01H : Positive
02H : Negative
00H: 0 (No signal: 00H)
:
FFH : 256
00H: 0 (No signal: 00H)
:
09H : 9
00H: 0 (No signal: 00H)
:
FFH : 256
00H: 0 (No signal: 00H)
:
09H : 9
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