Full page — three controllers: AGC, HP2116, our P82 . . . [index].
Apollo AGC
HP 2116
P82
Design of all three is optimized towards control of equipment through an input/output (I/O) section with prioritized interrupt capabilities and dedicated instructions for a real-time operating environment. The HP2116 however, was a general purpose computer and so quickly developed into other areas.
Logic cage
Back-plane
Display and Keyboard
Instruction set / cycle time
41 / 11.7µs
68 / 1.6µs
50 / 60µs
Memory
Core RAM: 2k x 16 bits
Core “rope” ROM: 36k x 16 bits
Core RAM: 4k/8k x 17 bits
No ROM
SRAM: 2k x 8 bits
No ROM
Project timeline (concept – design – intro – exit)
1963 – 1963 – 1969 -1975
1963 – 1964 – 1968 – 1971
1981 – 1982 – 1983 – 1987