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Query Syntax: none

Returned Parameters: none

Related Commands: *RST

4.5.2 Read Event Status Register

This query reads the Event Status Register (ESR). After reading the ESR, the register is cleared.

The bit configuration of the ESR is the same as the Event Status Enable Register (*ESE). The

return parameter is weighted as shown in Table 4.6.

The Power On Bit (PON) is set every time the power supply is reset. It can be used to detect a

power outage or power supply reset.

Query Syntax: *ESR?

Example: *ESR?

Return Parameter: <NR1> (Register value)

Related Commands: *CLS, *ESE, *ESE?

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Master Lock XR20 Manuale di Servizio Pagina 87