DATAMATH CALCULATOR MUSEUM
of the TMS1875 single-chip calculator circuit used with the Heathkit
PMOS Technology, 28-pin DIP 4-bit serial Register Processor, 320*11 Bits Instruction ROM, 3*13*4 Bits Data SAM.
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© Joerg Woerner, March 18, 2023. No reprints
without written permission.
Joerg Woerner, March 18, 2023. No reprints without written permission.