UNIVAC 490
30-BIT · ONES' COMPLEMENT · 62 OPCODES · SPURT ASSEMBLER
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PROGRAM SOURCE
REFERENCE
— Load Sample Program —
1. Add Two Numbers
2. Indexed Table Sum
3. Multiply via Repeated Add
4. Console I/O
5. Factorial
6. Calculate Pi (Nilakantha)
ASSEMBLE
RUN
STEP
RESET
HALT
Real 490 Speed
Fast (10x)
Instant
Computer Instructions (Function Codes)
SPURT Assembler Mnemonics
Instruction Word Format
j Designator Interpretation
k Designator Interpretation
ASSEMBLY LISTING
REGISTERS
IDLE
CONSOLE TELEPRINTER OUTPUT
CORE MEMORY
Octal
Decimal
Binary (30-bit)
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UNIVAC 490 REAL-TIME SYSTEM SIMULATOR
ARCH AFTER AN/USQ-17 (SEYMOUR CRAY, 1961)
SPURT ASSEMBLER · REX EXEC