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Additional Pictures 

 

Close-up view of the TMS1001 single-chip calculator circuit used with the SR-16.
PMOS Technology, 28-pin DIP 4-bit Microcontroller, 1,024*8 Bits Instruction ROM, 64*4 Bits Data RAM.

Close-up view of the TMS1016 single-chip calculator circuit used with the SR-16 II.
PMOS Technology, 28-pin DIP 4-bit Microcontroller, 1,024*8 Bits Instruction ROM, 64*4 Bits Data RAM.

Die Photo of the generic TMS1000 courtesy of Sean Riddle.

Die Photo (after acid) of the generic TMS1000 courtesy of Sean Riddle.


If you have additions to the above article please email: joerg@datamath.org.

Joerg Woerner, January 17, 2021. No reprints without written permission.