DS1993 ibuttontm equivalent, (ds1992 / ds1993) 1kbit/4kbit memory ibuttontm ds1994 4-kbit plus time memory ibuttontm.
4096 bits of Read/Write Nonvolatile Memory (DS1993) § 1024 bits of Read/Write Nonvolatile Memory (DS1992) § 256-bit Scratchpad Ensures Integrity of Data www.DataSheet4U.c.
include access control, work-in-progress tracking, electronic travelers, storage of calibration constants, and debit tok.
The DS1992/DS1993 memory iButtons (hereafter referred to as DS199_) are rugged read/write data carriers that act as a localized database, easily accessible with minimal hardware. The nonvolatile memory and optional timekeeping capability offer a simp.
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