DS2251 module equivalent, 128k soft microcontroller module.
8051-compatible microcontroller adapts to its task - 32K, 64K, or 128K bytes of nonvolatile SRAM for program and/or data storage - In-system programming via on-chip seria.
The powerful real time clock includes interrupts for time stamp and date. It keeps time to one-hundredth of seconds usi.
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