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W541E261 Datasheet, PDF (4/13 Pages) Winbond – 4BIT MICROCONTROLLER, 2K ×16 ROM, 128 ×4 RAM 128 -DOT LCD | |||
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W541E/C261 DATA SHEET
⢠Two built-in 8-bit programmable countdown timers
â Timer 0: one of two internal clock frequencies (FOSC/4 or FOSC/1024) can be selected
â Timer 1: includes an auto-reload function; and one of three internal clock frequencies (FOSC or
FOSC/64,Fs) can be selected or falling edge of pin RC.0 can be selected (output through MFP
pin)
⢠Built-in 18/14-bit watchdog timer selectable for system reset
⢠Powerful instruction set: 120 instructions
⢠8-level subroutine (include interrupt) nesting
⢠Up to 1 μS instruction cycle (with 4 MHz operating frequency)
⢠Packaged in 80-pin QFP
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