Processor with indirect addressing of working registers, uses value contained in data word without additional register details, to establish working register

摘要

Several working registers are used for storing data words during the execution of commands. A control unit is provided and when a command is being carried out with indirect register reference, a working register during execution of the command, is determined independent of a data word stored in the addressing register. The command block contains at least one command, during the execution of which the data word is stored in the addressing register.