DATAMATH CALCULATOR MUSEUM |
Additional Pictures
The DCM-50A Platform
with the TMC0738NC single-chip calculator circuit from a Canon Pocketronic
II
manufactured in August 1974. The Output PLA of the TMC0738NC is programmed for a modified BCD format instead the usual 7-Segment format. Display is showing "-1230.56789". |
The DCM-50A Platform
with the TMC0738NC single-chip calculator circuit from a Canon Pocketronic
II
manufactured in August 1974 with an additional "modified BCD to
7-Segment Decoder" and an Arduino-based debug setup for recording the communication between the TMC0138 single-chip calculator circuit and the TMS0641 Printer Chip. |
Close-up
view of the TMC0138NC single-chip calculator circuit. |
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, April 13, 2024. No reprints without written permission.