TCS2315 GPRS 主要特性（除了TCS2305功能外，还新增了许多功能）：
Features and Specifications for TCS2305 (GSM)
65-nm process technology, single-chip solution
GSM voice:
Dual band: 850/1900 or 900/1800 or 850/1800 or 900/1900
Codecs: HR, FR, EFR, AMR
Acoustic algorithms for high-quality full-duplex voice: AEC, ANR, IIR, FIR, AGC, DRC, WMC
SAIC and TTY Support
ARM7TDMI and TMS320C54x DSP, both at 104 MHz
DRP technology
Black and white (96 x 96 pixels) and Color LCD support (up to 65 k,
128 x 160); no external SRAM memory needed; enhanced color use case support
Improved acoustic performance (Full duplex voice call support and up to 2X louder)
Ringers:
MIDI ringtone and playback - 16 polyphonics
CD-quality (44.1 kHz) MP3 ringers
Integrated support for broadcast stereo FM radio reception and playback
Ability to record FM for on-the-fly ringers
Headset, handsfree, vibrator
Lower power consumption for up to 60 percent longer standby and 30-percent talk time
USB charging for universal and easy charger access
Hardware security (Flash content protection, ME personalization, IMEI protection) OMTP1.0 compliant
WLED support
USIM interface to either 1.8-V or 3-V SIM cards
Standard 5 x 5 keyboard and joy stick
Features and Specifications for TCS2315 (GPRS)
All the features of TCS2305, plus:
GPRS capability
MIDI ringer player support, 32 polyphonics
Built-in VGA camera support
MP3 stereo playback
USB connectivity
Mass storage capability (SD/MMC)
图1.TCS2315 “LoCosto ULC“ GPRS手机方框图
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