W536090A
Description
The W536XXXA, a member of ViewTalk family, is a high-performance 4-bit micro-controller (uC) with built-in speech unit, melody unit and 64seg * 16 LCD driver unit which includes internal regulator ,pump circuit and dedicated two pages LCD RAM.
Key Features
- Operating voltage: 2.4 volt ~ 5.5 volt
- Watch dog disabled/enabled by mask option
- Dual clock operating system - Main clock with RC/Crystal (400 KHz to 4 MHz) - Sub-clock with 32.768 KHz RC/Crystal by mask option
- 1- Publication Release Date: April 2000 Revision A6
- Memory - Program ROM (P-ROM): 32K × 20 (ROM Bank0, 1
- Power-down mode - Hold mode (except for 32kHz oscillator) - Stop mode (including 32kHz oscillator and release by RD or RC port)
- One built-in 14-bit clock frequency divider circuit
- Built-in 18/14-bit watchdog timer for system reset
- Powerful instruction sets
- 8-level subroutine (including interrupt) nesting
