Unitedlink UniSign-3812A, Manual

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Page 10
The Set Function format (from PC to Monitor) is
Name Length Command Value1 Value2 Value3 CR
Byte Count 1 Byte 1 Byte 1 Byte 1 Byte 1 Byte 1 Byte
Bytes order 1 2 3 4 5 6
And the acknowledge signals are defined as:
Acknowledge Signal Value CR
1 Byte 1 Byte
Receive a valid command ‘+’
(0x2B)
CR
(0x0D)
Receive a non-valid command ‘-‘
(0x2D)
CR
(0x0D)
Example of set functions:
Set Power Off Command (ASCII):
Name Length Command Value1 Value2 Value3 CR
Byte Count ‘5’
(0x35)
‘|’
(0x21)
‘0’
(0x30)
‘0’
(0x30)
‘0’
(0x30)
CR
(0x0D)
Bytes order 1 2 3 4 5 6
The monitor will reply
Name ACK CR
Byte Count ‘+’
(0x2B)
CR
(0x0D)
Bytes order 1 2
Set Power On Command (ASCII):
Name Length Command Value1 Value2 Value3 CR
Byte Count ‘5’
(0x35)
‘|’
(0x21)
‘0’
(0x30)
‘0’
(0x30)
‘1’
(0x31)
CR
(0x0D)
Bytes order 1 2 3 4 5 6
The monitor will reply
Name ACK CR
Byte Count ‘+’
(0x2B)
CR
(0x0D)
Bytes order 1 2