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DATAMATH CALCULATOR MUSEUM |
Additional Pictures
The sales
box of the AccuBalance Personal Digital Account Register sold around 2010 in
the US.![]() |
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This
AccuBalance Personal Digital Account Register was
manufactured in November 2010 in China.
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The internal
construction of the AccuBalance makes use of just 2 printed circuit boards
(PCB's), one for the gray-scale LC-Display and another one for the computing unit and power supply. |
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The brain of
the AccuBalance is actually a System-on-Chip based on the
ARM7TDMI-S 16/32-bit RISC
processor.
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Close-up view of the M29W160EB Flash-ROM
(2M Bytes).
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Close-up view of the K6X4008TIF SRAM with 512k Bytes.![]() |
Close-up view of the CP2102 USB to UART
bridge.![]() |
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, March 3, 2020. No reprints without written permission.