LG GS205 Service Manual page 29

(FR) and half rate (HR)
FR error concealment
GSM channel coding, equalization and A5/1 and A5/2 ciphering
GPRS GEA1 and GEA2 ciphering
Programmable GSM/GPRS Modem
Packet Switched Data with CS1/CS2/CS3/CS4 coding schemes
GSM Circuit Switch Data
GPRS Class 12
Voice Interface and Voice Front End
Two microphone inputs sharing one low noise amplifier with programmable gain and
automatic gain control (AGC) mechanism
Voice power amplifier with programmable gain
2nd order Sigma-Delta A/D Converter for voice uplink path
D/A Converter for voice downlink path
Supports half-duplex hands-free operation
Compliant with GSM 03.50
3.1.4 Multi-Media Features
LCD/NAND Flash Interface
18-bit Parallel Interface supports 8/16 bit NAND flash and 8/9/16/18 bit Parallel LCD
8/16 bit NAND Flash Controller with 1-bit ECC correction for mass storages
2 Chip selects available for high-density NAND flash device
Serial LCD Interface with 8/9 bit format support
LCD Controller
Hardware accelerated display
Supports simultaneous connection to up to 2 parallel LCD and 1 serial LCD modules
Supports format: RGB332, RGB444, RGB565, RGB666, RGB888
Supports LCD panel maximum resolution up to 800x600 at 16bpp
Supports hardware display rotation
Capable of combining display memories with up to 4 blending layers
Accelerated Gamma correction with programmable gamma table.
Image Signal Processor
8/10 bit Bayer format image input
YUV422 format image input
Capable of processing image of size up to 1.3M pixels
Lens shading compensation
Defect pixel correction
Synchronous flash light control
Optical black correction
Color Correction Matrix
Gamma Correction
Automatic Exposure Control
Automatic focus control
Automatic White Balance Control
Edge Enhancement Support
Flexible I/O voltage of 1.8V ~ 2.8V
JPEG Decoder
ISO/IEC 10918-1 JPEG Baseline and Progressive modes
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