LG M6100 Service Manual - Page 23

3. TECHNICAL BRIEF 3.4 Digital Main Processor (AD6527B, U103) Keypad Matrix Backlight/ Service Light Flash 16-bit SRAM 8 or 16 bit (optional) DISPLAY (Parallel) serial display Accessory Devices e.g BATTERY SIM Application Processor USB Host PA Supply Enable AD6527/AD6527B GSM-PROCESSOR KEYPADCOL[7:0] KEYPADROW[7:0] JTAGEN TCK, TMS TDI, TDO BACKLIGHT[3.0] Servicelight JTAG, HSL, GPIO USCTX/RX/CLK Enhaoced Generic serial port A Generic serial port B ROMCS[1:0] Generic serial port D ADD[24:0] DATA[15:0] PWRON RESET RAMCS[1:0] OSCIN RD WR HWR/UBS LWR/LBS DISPLAYCS[1:0] Generic Serial Port C OSCOUT VDDRTC VMEM VEXT VCC VMMC VINT VDDUSB VSIM GPCS[1:0] AUXCS[1:0] Generic Serial Port D-A Generic Serial Port D-B GPIO[ ] / IRQ SIM serial Interface GND ASDO ASFS ASDI BSDO BSOFS BSDI BSIFS SPI USB Interface *(AD6527B only) CSDO CSDI CSFS ABB_INT CLKIN MicroSM RF Interface CLKOUT_GATE CLKOUT ABBRESET DRV-OUT LNA IN RADIO AD6534 AGC Synthesizer VCO 13/ 26MHz USC 32KHz AD6535 Audio & Base band Processor JTAG Universal System Connector (USC) Power Management ASDI ASFS ASDO Audio Data Port BSDI BASE BSIFS BAND BSDO I/Q Serial BSOFS Port CSDI CSDO CSFS INT control serial port MCLKEN MCLK RESET VCXOEN RAMP RF Timing I/Q Interface VOICE i/f & Buzzer VOSC AFC JTAG Figure 3-5. SYSTEM INTERCONECTION OF AD6527 EXTERNAL INTERFACE - 24 -