HT16270 - Holtek Semiconductor Inc

HT16270 RAM Mapping 64 x16 LCD Controller for I/O C

HT16270 is a peripheral device specially designed for I/O type mC used to expand the display capability. The max. display segment of the device are 1024 patterns (64´16). It also supports serial interface, buzzer sound, watchdog timer or time base timer functions. The H T 1 6 2 7 0 i s a m em or y m a p p i n g a n d multi-function LCD controller. The softwa.

Features

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· Operating voltage: 2.7V~5.2V External Crystal 32.768kHz oscillator 1/5 bias, 1/16 duty, frame frequency is 64Hz Max. 64´16 patterns, 16 commons, 64 segments Built-in internal resistor type bias generator 3-wire serial interface 8 kinds of time base/WDT selection Time base or WDT overflow output Built-in LCD display RAM
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· R/W address auto increment Two selectable buzzer frequencies (2kHz/4kHz) Power down command reduces power consumption Software configuration feature Data mode and Command mode instructions Three data accessing modes VLCD pin to adjust LCD opera.