IBM 5280 Distributed Data System - Index of

The following chart shows the options available with the display/alter function.Foflo\AJing the chart is a more complete deSCiiption of several of the options.Press this keyto select theoption.0235ParametersaabbccddddddaaaaOption FunctionDisplay main storage; display is not updated ifdata changes. See Display Main Storage.Search storage, where aabbccdd is the data tobe found. See Search Storage.Display the main storage at a displacementfrom the base address, where dddd is thedisplacement. See Display Main Storage.Display main storage at a specified address,where aaaa is the address. Display is updatedas main storage changes. See Display MainStorage.Increment main storage address; the address inthe main storage address pointer is incrementedby 16, and the data at that address is displayed.See To scan the main storage display underDisplay Main Storage.6Decrement main storage address; the address inthe main storage address pointer is decrementedby 16, and the data at that address is displayed.See To scan the main storage display underDisplay Main Storage.7AABdd ...00nnxx1pOAlter main storage, where dd is one hexadecimalcharacter to replace the data in main storage.See Alter Main Storage.Test a byte; the keyboard buzzes when thebyte at the current main storage addresschanges. See Test for a Change in a Byte or aBit.Test a bit, where nn and xx are masks to testthe byte. See Test for a Change in a Byte or aBit.Display the beginning of a partition, where pis the partition number. See Display theBeginning of a Partition or of an lOB.306