The table below comprises the different commands and events causing the status reporting system to be reset. None of the commands, except for *RST and SYSTem:PRESet influences the functional instrument settings. In particular, DCL does not change the instrument settings.
Resetting instrument functions
Event | Switching on supply voltage |
DCL,SDC | ||||
Power-On-Status-Clear | (Device Clear, Selected Device Clear) | *RST or SYSTem:PRESet | STATus:PRESet | *CLS | ||
Effect | 0 | 1 | ||||
Clear STB,ESR | — | yes | — | — | — | yes |
Clear SRE,ESE | — | yes | — | — | — | — |
Clear PPE | — | yes | — | — | — | — |
Clear EVENt parts of the registers | — | yes | — | — | — | yes |
Clear ENABle parts of all OPERation-and QUESTionable registers,
Fill ENABle parts of all other registers with "1". |
— | yes | — | — | yes | — |
Fill PTRansition parts with “1" Clear NTRansition parts |
— | yes | — | — | yes | — |
Clear error queue | yes | yes | — | — | — | yes |
Clear output buffer | yes | yes | yes | 1) | 1) | 1) |
Clear command processing and input buffer | yes | yes | yes | — | — | — |
1)Every command being the first in a command line, i.e. immediately following a <PROGRAM MESSAGE TERMINATOR> clears the output buffer.