previous | contents | next

Chapter 6 The Whirlwind I computer 145


Note: In operations mr, mh, dv, sir, srr, srh, sf, the C(BR) is assumed to be the magnitude of the least significant part of AC + BR. For the ab and dm operations, the BR is treated just as any storage register.
1Whirlwind I Instruction Code came from "Comprehensive System Manual, A System of Automatic Coding for the Whirlwind Computer," published by Massachusetts Institute of Technology, Digital Computer Laboratory, Cambridge, Mass.

previous | contents | next