
6.5Reading, Writing and Clearing Status Registers
(2)Clearing and resetting methods
The table below shows clearing and resetting methods of status registers and the range of their effects.
Table 6-8 Clearing and Resetting Methods of Status Registers
Register | 1 | *RST | *CLS | Power | STATUS:PRESet | Other Clearing |
Source ON # | Methods | |||||
Status byte register | 1 | No change | Clear | Clear | No change |
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Service request | 1 | No change | No change | Clear | No change | Execution of *SRE 0 |
Standard event status | No change | No change | Clear |
| No change |
| Execution of *ESE 0 |
enable register |
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| Reading of events by |
SCPI event register | No change | Clear | Clear |
| No change |
| : STATUS: ... : EVENt? to |
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| clear the status register |
SCPI enable register | I | No change | Reset |
| Reset |
| Execution of |
! No change |
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| : STATus : ... : ENABle 0 | ||||
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| 1 | |
Execution of the | , | No change | Reset |
| Reset | : ST.ATus : ... : PTRansition O | |
SCPI Transition filter | No change |
| I | : STATus : ...: NTRansition 0 | |||
No change 1 | Clear 1 |
| I |
| ; | ||
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| 1 Reading of all the events | ||||
Enorievent queue | Clear | No change | 1 | bv : SYSTeni : ERRor? |
NOTES :
1. The SCPI event register, SCPI enable register and SCPI transition filter correspond to the event register, enable register and transition filter in the status registers specified by SCPI and
2.Cleared (or reset) when the power source is switched ON with the *PSC
The table below shows the reset values of registers influenced by the : STATus : PRESet command.
Reaister 0 | EnableIFilter | I Reset Value 1 | |
OPERational status register | Enable register | ALL 0 | |
PTRansition filter | ALL 1 | ||
QUEStionable status register | |||
NTRansition filter | ALI*0 | ||
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| Enable register | ALL 1 | |
INSTrument status register | PTRansition filter | ALL 1 | |
| NTRansition filter | ALL 0 | |
| Enable register | ALL l | |
Other status registers | PTRansitinn filter | ALL 1 | |
| NTRansition filter | ALL 1 |