'''[wiki:GraspSwControllerCmd readcal]'''

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||Command:||'''readcal'''||
||Contexts:||Network socket, serial console, stage2 only||
||Function:||Calibrate signal chain to bring in range of the ADCs.||
||Required Parameters:||None.||
||Optional Parameters:||If '''adulevel''' omitted, readcal just measures pedestal.||
||'''adulevel='''||A number of counts, like '''5000'''||
||'''channel='''||[r] Select between '''r'''ed '''g'''reen and '''b'''lue ADC channel||
||'''cellrow='''||(Use [wiki:GraspSwControllerCmdOtacal otacal] command instead of readcal for OTAs)||
||'''dev='''||[current] Select dev '''0''' or '''1''' (>= r5696 stage2 ONLY)||

[[Image(Offsetting_CAL_STARGRASP_CCD_case.png)]]