Rockwell-automation 8520-9API 9/Series OCI API Developer's Guide Manuale Utente Pagina 79

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4–31OCI Data Server Data Items
Publication 8520-6.6 - August 1999
HARDWARE_STATUS_PORTA
Data Type USINT (bit pattern)
Read/Write Read only
Array Index none
Control Type Lathe/Mill/Grinder
The HARDWARE_STATUS_PORTA item identifies the current
hardware status of port A. This is a bit pattern item whose bits
identify the hardware status as follows:
This
Bit:
Indicates:
0 CTS
1 RTS
2 (not used)
3 (not used)
HARDWARE_STATUS_PORTB
Data Type USINT (bit pattern)
Read/Write Read only
Array Index none
Control Type Lathe/Mill/Grinder
The HARDWARE_STATUS_PORTB item identifies the current
hardware status of port B. This is a bit pattern item whose bits
identify the hardware status as follows:
This
Bit:
Indicates:
0 CTS
1 RTS
2 DSR
3 DTR
LEVEL_2_STATUS_PORTA
Data Type USINT (bit pattern)
Read/Write Read only
Array Index none
Control Type Lathe/Mill/Grinder
The LEVEL_2_STATUS_PORTA item identifies the current data
status of communications on port A. This is a bit pattern item whose
bits identify the hardware status as follows:
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