|
盛群半导体最新推出HT82A822R USB Speaker OTP MCU,本产品整合USB 1.1 SIE及数字模拟转换器,且内建高功率放大器,更结合嵌入式微控制器,提供使用者便利的设计及生产制造平台。产品主要特色是可以将使用者播放的音乐经过频谱转换后,将频谱大小值显示在LCD上,同时可改变背光板颜色,让使用者感受到音乐播放的震撼力以及视觉上的享受。 对于开发者而言,不但可自行开发LCM规格来突显你们产品的特色,而且还可运用单次烧录 (One Time Programming; OTP) 特点来延伸各种应用,创造产品的多样性。 HT82A822R使用盛群八位微控制器为其核心,可提供4Kx15之程序内存容量、192x8数据存储器以及512x8的只读数据存储器,并提供HALT指令。其操作电压为4.2V~5.5V,最大频率可达12MHz,此芯片同时可提供24条I/O,为USB Speaker系列之专用微控制器。 HT82A822R优异的特性,搭配完整的开发工具及烧录器,提供开发者极大的便利性,并快速地设计出各式的客制化产品,为客户带来更多样的产品及商机! 产品特征:USB 2.0 full speed compatibleUSB spec v1.1 full speed operation and USB audio devICe class spec v1.0Operating voltage: fSYS= 6MHz/12MHz: 4.0V~5.5VLow voltage reset function (3.0V±0.3V)High-performance 48kHz sampling rate for audio playbackEmbedded class AB power amplifier for speaker drivingEmbedded High Performance 16 bit audio DACSupport digital volume controlHID support which CAN remote control of playback volume/mute3 endpoints supported (endpoint 0 included)Support 1 Control, 1 Interrupt, 1 Isochronous transferTotal FIFO size are 400 byte (8, 8, 384 for EP0~EP2)4096x15 program memory ROM192x8 MCU type data memory RAM (Bank0)128x8x4 Speaker Out Data RAM (Bank1, Bank2, Bank3, Bank4)128x8x4 MCU Type General Purpose Data RAM (Bank5, Bank6, Bank7, Bank8)HALT function and wake-up feature reduce power consumption24 bidirectional I/O lines (max.)Two 16-bit programmable timer/event counter and overflow interruptsWatchdog Timer16-level subroutine nestingBit manipulation instruction15-bit table read instruction63 powerful instructionsAll instructions in one or two machine cycles48-PIN SSOP PACkage |
|