Bruker BioSpin NMR BVT3200, Техническое руководство

Страница: 38 / 56

38 (55) BRUKER BIOSPIN Technical Manual Version 002
P1 - Port 1 (for test only) 4.8.11
This port represents the main status of the BVT3200 unit.
Port 1 is described in the following table
Table 4.6. Port 1 definition
Write
Read
BIT NAME FUNCTION
0 heater 1 = Probe heater is ON
1 aux1 Unused
2 evaporator 1 = LN
2
heater is ON (with option)
3 aux2 Unused
4 valve1 1 = Valve 1 open
5 valve2 1 = Valve 2 open
6 valve3 1 = Valve 3 open
7 valve4 1 = Valve 4 open
Syntax : EOT 0 0 0 0 STX P1 AB ETX BCC
Response : ACK
Description : Allows to write directly to port 1.
Rules : The first character represents the state of port 1 bits 4 to 7.
The second character represents the state of the bits 0 to 3.
The characters are hexadecimal.
Syntax : EOT 0 0 0 0 P1 ENQ
Response : STX P1 > ABCD ETX BCC
Description : Allows direct read access to port 1.
Rules : A and B are always «0». The third character represents the
state of port 1 bits 4 to 7. The fourth character represents the
state of the bits 0 to 3. All the characters are hexadecimal.