W541C261 데이터 시트보기 (PDF) - Winbond

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W541C261

4BIT MICROCONTROLLER, 2K ×16 ROM, 128 ×4 RAM 128 -DOT LCD

Winbond 

W541E/C261 DATA SHEET

• Two built-in 8-bit programmable countdown timers

− Timer 0: one of two internal clock frequencies (FOSC/4 or FOSC/1024) can be selected

− 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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