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Data processing system power control

  • US 4,204,249 A
  • Filed: 06/27/1977
  • Issued: 05/20/1980
  • Est. Priority Date: 06/30/1976
  • Status: Expired due to Term
First Claim
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1. Data processing apparatus including a service subsystem and a plurality of other subsystems having service link communication with said service subsystem and including at least one processing sybsystem, a plurality of power supply units to provide electrical power to respective ones of said other subsystems, and power supply means dedicated to provide electrical power to enable the service subsystem to start up, the service subsystem including an adapter and a microprogram controlled processor having address and data bus means connected to said adapter, said power control adapter unit being connected between said processor and said power supply units and including measuring and logic curcuits operable under the control of said processor to provide data collection from and data distribution to said plurality of power supply units, said service subsystem also including a power control microprogram storage arranged in operation of the service subsystem to control and monitor said plurality of power supply units by operation of said processor and said adapter.

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