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PCL-848AB User's Manual
3.4.18. STATUS Purpose :
Purpose :
This command reads the status from the interface and returns this value to the
calling statement.
Offset :
STATUS%=42
Syntax :
CALL STATUS%(CONDITION%,5%)
----BASIC
CALL ABSOLUTE(CONDITION%,5%,5TATUS%)
----BASIC Compiler
Parameter :
CONDITION% - This number specifies which status is read.
0 - 7 : NEC7210 read register 0 - 7.
8 : Error Number of last called command.
9 : Count of string bytes that are output or entered.
10 : Timeout interval in milliseconds.
11 : I/O port address of NEC7210.
12 : DMA & IRQ setting.
S% -
Variable which represents interface status 3 response.
Bus Activity :
None.
Remark :
The error number returned with condition 8 represents different types of errors.
Error Number
Error Type
0
No error
l
Handshake timeout
2
Interface error
3
Call ABORT when non-system controller
4
Invalid passed parameter(s)
Содержание PCL-848A/B
Страница 1: ...PCL 848A B MULTIFUNCTION IEEE 488 INTERFACE CARD ...
Страница 5: ...10 ASCII TABLE 74 11 NEC7210 RBAD WRITE REGISTSR 76 12 SUMMARY OF TBE IEEE 488 LIBRARY FUNCTIONS 77 ...
Страница 6: ...Figures Fig 2 2 Location of switches and jumpers 4 Fig 7 1 PCL 848A B Block Diagram 59 ...
Страница 65: ...CHAPTER 7 TBEORY OP OPERATION 59 Fig 7 1 PCL 848A B Block Diagram ...
Страница 76: ...70 PCL 848AB User s Manual ...
Страница 78: ...72 PCL 848AB User s Manual Handshake Timing Sequence ...
