Holtek Rolls Out USB Speaker MCU HT82A824R

Published:2011/7/19 3:33:00 Author:Amy From:SeekIC

Holtek Semiconductor has announced HT82A824R USB Speaker OTP MCU which integrates USB 2.0 Full Speed Compatible SIE and high performance D/A convertor and amplifier complying Microsoft WHQL requirement. Meantime, it combines with microcontroller to offer convenient design and manufacturing platform for users.

Due to build-in hardware UART and rich hardware resources, HT82A824R can be applied in wide applications such as i-Phone, i-Pod, i-Pad Docking and other products. For application of Auto Run, it can use HT82A824R build-in hardware SPI and USB Bulk port with external SPI Flash Memor to achieve the purpose.

HT82A824R follows the characteristics of HT82A822R, it adopts spectrum conversion to convert playing music, and display the value of spectrum on the LCD. Meantime, it changes the color of backlight, allowing users to feel the music’s power and have visual enjoyment.

HT82A824R adopts Holtek’s 8-bit microcontroller as its core, providing 8Kx16 program memory, 864x8 data memory and 512x8 read-only data memory, and providing the HALT instruction as well. The operating voltage is 4.0V ~ 5.5V; system frequency up to 16MHz; the chip also provides 21 I / O. It is a high-level dedicated microcontroller specialized for USB Speaker series.

HT82A824R has excellent features with complete development tools and programmer, which provides a great convenience for developers, and allow them to quickly design all kinds of customized products for customers with a greater variety of products bringing vast business opportunities for customers!

Holtek Semiconductor is a leading professional IC design house in Taiwan which is engaged in the area of microcontroller and peripheral component design and marketing. Established in 1998, the company has continuously focused its energies in the advancement of new product development and skills innovation. The company’s ability to keep in line with market trends, has given Holtek the means of releasing a wide range of highly successful and extremely competitive IC devices. The related integrated circuit is LM317T.

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