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Monthly Archives: December 2020

DDS518 teardown
Teardown

DDS518 teardown

22. December 2020 danman Leave a comment

It is quite simple device. The main chip is Vango V9821S – a single-phase energy metering SoC chip, then there is one EEPROM 24C04, optical isolation for S0, display and power supply circuitry and a display. There is no serial interface so no way how to get more data out of the device, only JTAG for programming.

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DDS518energy meterteardownV9821Sv98xx

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