U9280M-H microcontroller equivalent, microcontroller.
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4-bit HARVARD Architecture 4k × 8-bit Application ROM 256 × 4-bit RAM 32 × 16-bit EEPROM 10 .
it can be supplied by a battery. The microcontroller supports, with its built-in timers, a wide range of IR- and RF-tra.
The U9280M-H IC is a multi-chip module for remote control and contactless ID systems. It consists of the ATAR092 microcontroller and U3280M transponder interface circuit with EEPROM. A coil connected to the transponder interface serves as a wireless .
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