Bird Technologies 6091P Manuale d'uso
Pagina 53

41
Remote Operating Procedures
SRQ Mask
(Mxx)
Function
Selectively masks status bits to prevent unwanted service requests.
32
16
8
4
2
1
Binary Value
0 0
1/0
1/0
1/0
1/0
1/0
1/0
Bit:
Message:
0
Command Error
1
Flow Error
2
∆
T above 8.500°C
3
Command complete
4
Low coolant level
5
Coolant temp.
above 41.6°C
6
Can't mask
7
Not used
Remarks
Valid range of xx is 0 to 63. Bit 6 (value 64) will not mask.
If status bit is masked (bit = 0), then SRQ will not be asserted.
On power up or after DCL/SDC, default is M38.
Statements
National GPIB-PCII
HP 200/300
LET CMD$="M04"
OUTPUT 724; "M04"
CALL IBWRT (UD%,CMD$)
Self Test
(J0)
Function
Initiates a bus hardware and software test.
Remarks
The results of self test are contained in bytes 15 and 16 of the Error Status
word.
"J0" must be issued before reading the result.
On power up or after DCL/SDC, default status of self test result is FL (fail).
Statements
National GPIB-PCII
HP 200/300
LET CMD$="J0"
OUTPUT 724; "J0"
CALL IBWRT (UD%,CMD$)