LG PRADA KE850 - Conference Calls and Second Calls; Setting Up Conference Calls; Making a Second Call

3. TECHNICAL BRIEF
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GPIO_20 F_DPD For INTEL Memory
CLK32K CLK32K For FM Radio
GPIO_22 Not Used
CIF_D0 MM_AD0 ATI Chip Address
CIF_D1 MM_AD1 "
CIF_D2 MM_AD2 "
CIF_D3 MM_AD3 "
CIF_D4 MM_AD4 "
CIF_D5 MM_AD5 "
CIF_D6 MM_AD6 "
CIF_D7 MM_AD7 "
MM_WAIT MM_WAIT For ATI, But Not used in Rev.B
CIF_HSYNC Not Use
CC0CC5IO HOOK_DETECT Headset Hook Detection, Input, High Detect(Pressed)
GPIO_89 DIF_BYPASS Output, Low in LCD Bypass Mode, High in Active Mode
GPIO_113 DSR Not Used
CIF_RESET MM_RESET0 ATI Reset
DIF_D0 MM_AD8 ATI Chip Address
DIF_D1 MM_AD9 "
DIF_D2 MM_AD10 "
DIF_D3 MM_AD11 "
DIF_D4 MM_AD12 "
DIF_D5 MM_AD13 "
DIF_D6 MM_AD14 "
DIF_D7 MM_AD15 "
MM_CS0 MM_CS0 ATI Chip Select
GPIO_96 VMM_SHDN For ATI Shutdown
MM_A16 MM_A16 ATI Interface
MM_WR MM_WR For ATI Shutdown
DIF_RD MM_RD "
EINT7 MM_INT "