gtps1m4ySystem Macros

SIOSC-Start an Input/Output (I/O) Operation

Use this system macro to start a normal input/output (I/O) operation to a specific symbolic device address (SDA).

Format




label
A symbolic name can be assigned to the macro statement.

DOR=label|(Rx)
This is either a label assigned to an area defined by the device operation request block (DCTDOR) DSECT or a register containing the address of a DOR.

Entry Requirements

Return Conditions

Programming Considerations

This macro is for use in the control program (CP) only.

Examples

None.