Rockwell-automation 8520-9API 9/Series OCI API Developer's Guide Uživatelský manuál stáhnout pdf (Strana 79)

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:

1 2 ... 74 75 76 77 78 79 80 81 82 83 84 ... 262 263

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Rockwell-automation 8520-9API 9/Series OCI API Developer's Guide Uživatelský manuál Strana 79