近日珠海炬力推出了ATJ2097方案的升级版ATJ2098解码方案，新方案在加强运行稳定性的同时还增加了对更多功能的支持，以下是新旧两款方案功能特性列表。
炬力ATJ2098方案特性：
炬力ATJ2097方案特性：
◎Digital voice recording at ultra low 8Kbps
with Actions speech algorithm
◎24 bits DSP core with on-chip debug support unit (DSU)
◎8 bits MCU which instruction set is compatible with Z80
◎Support up to 3(pcs)*64M-4G bytes nand type/SLC/MLC flash
◎Support 24Mhz OSC with on-chip PLL for DSP and 32.768KHz OSC for RTC
◎Support external i2S DAC intergace
◎2-channel DMA,1-channel CTC(Counter/Timer Controller)and interrupt
controller for MCU
◎Energy saving power management(PMU),supporting 1*AA,2*AAA,2*AA, and Li-lon
◎GPIO(max8,duplex),GPO(3)
◎USB 2.0 high speed,act as mass storage device
◎Build in Stereo Sigma-Delta DAC and its modulator digital out
◎Support external 80 series LCM driver interface(STN/Color STN)
◎FM tuner mixer and controller
◎Support stereo Sigma-Delta ADC for microphone/FM input/line input,sample
rate at 8/12/16/22/24/32/48KHz
◎Support digital audio encoding with sample rate of 8-48KHz
◎Support multi media card interface with speed up to R/W 1Mbyters/s
◎Support SD card interface with speed up to R/W 4Mbytes/s(in 4 bits mode)
◎Build-in Li-lion charging management
◎SPI/UART/IR/SPDIF interface
◎Headphone driver output 2*11Mw@16ohm
◎Package at LQFP-100(14*14mm)
ATJ2097芯片采用LQFP 100针引角封装，体积为14×14mm，升级方案ATJ2098采用的同样也是LQFP封装，不过引角数量减少到了80，同时体积也有所减小，为10×10mm。
新功能会配合固件做进一步开发，目前我们无法得知这些功能究竟是什么，系统运行时究竟提高了哪方面的稳定性，炬力方面消息封锁的很严，一切只能等到成品出来时才会有答案。
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