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Holtek HT16K33存储映像16x8 LED控制驱动解决方案

Holtek公司的HT16K33是存储映像和功能16x8 LED控制器驱动器,最大显示段为16x8,并带有133阵列扫描电路,工作电压4.5V-5.5V,软件配置特性使得很适合多个LED应用,通过两线双向I2C总线和大多数MCU兼容,主要用在工业控制指示器,数字时钟,温度计,计数器,VCR,仪表读出,LED显示器和其它消费类电子应用.本文介绍了HT16K33主要特性, 方框图, 16x8, 15x8, 12x8, 11x8和8x8, 7x8显示器应用电路图.

RAM Mapping 16*8 LED Controller Driver with keyscan

The HT16K33 is a memory mapping and multi-function LED controller driver. The max. Display segment numbers in the device is 128 patterns (16 segments and 8 commons) with a 13*3 (MAX.) matrix key scan circuit. The software configuration features of the HT16K33 makes it suitable for multiple LED applications including LED modules and display subsystems. The HT16K33 is compatible with most microcontrollers and communicates via a two-line bidirectional I2C-bus.

HT16K33主要特性:

●●Operating voltage: 4.5V~5.5V

●●Integrated RC oscillator

●●I2C-bus interface

●●16*8 bits RAM for display data storage

●●Max. 16 x 8 patterns, 16 segments and 8 commons

●●R/W address auto increment

●●Max. 13 x 3 matrix key scanning

●●16-step dimming circuit

●●Selection of 20/24/28-pin SSOP package types

HT16K33应用:

●●Industrial control i

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