3. TECHNICAL BRIEF
- 22 -
3.5 Digital Main Processor (AD6527, U100)
Keypad
Matrix
Backlight/
Service Light
Flash
16-bit
SRAM
8 or 16 bit
(optional)
SIM
Application
Processor
USB Host
KEYPADCOL[7:0]
KEYPADROW[7:0]
Servicelight
BACKLIGHT[3.0]
USCTX/RX/CLK
ROMCS[1:0]
ADD[24:0]
DATA[15:0]
RAMCS[1:0]
RD
WR
HWR/UBS
LWR/LBS
DISPLAYCS[1:0]
Generic Serial
Port C
GPCS[1:0]
CLKIN
MicroSM
CSDO
CSFS
BSOFS
CSDI
BSDO
RF Interface
PA Supply
Enable
BSDI
BSIFS
ASDO
ASDI
ASFS
CLKOUT_GATE
CLKOUT
ABBRESET
PWRON
RESET
OSCIN
AD6527/AD6527B GSM-PROCESSOR
JTAGEN
TCK, TMS
TDI, TDO
JTAG
Power
Management
US
C
32KHz
CSDI
CSFS
CSDO
BSDI
BSIFS
BSDO
BSOFS
ASDI
ASDO
ASFS
MCLK
RESET
VCXOEN
MCLKEN
DRV-OUT
LNA IN
RADIO
AD6534
AGC
Synthesizer
VCO
13/
26MHz
JTAG
VOSC
AFC
RAMP
RF Timing
I/Q Interface
VOICE i/f &
Buzzer
Universal
System
Connector
(USC)
Figure 3-8 SYSTEM INTERCONNECTION OF AD6527 EXTERNAL INTERFACE
(Parallel)
JTAG, HSL, GPIO
Enhaoced Generic serial port A
Generic serial port B
Generic serial port D
SIM serial
Interface
SPI
USB Interface
*(AD6527B only)
OSCOUT
VDDRTC
VMEM
VEXT
VCC
VMMC
VINT
VDDUSB
VSIM
GND
ABB_INT
serial display
DISPLAY
Accessory
Devices
e.g
BATTERY
AUXCS[1:0]
Generic Serial Port D-A
Generic Serial Port D-B
GPIO[ ] / IRQ
INT
AD6535 Audio & Base band
Processor
Audio
Data
Port
BASE
BAND
I/Q
Serial
Port
control
serial
port
Summary of Contents for B2050
Page 7: ... 6 2 PERFORMANCE 2 PERFORMANCE 2 1 H W Features ...
Page 8: ... 7 2 PERFORMANCE ...
Page 9: ... 8 2 PERFORMANCE 2 2 Technical Specification ...
Page 10: ... 9 2 PERFORMANCE ...
Page 11: ... 10 2 PERFORMANCE ...
Page 12: ... 11 2 PERFORMANCE ...
Page 13: ... 12 2 PERFORMANCE ...
Page 57: ... 56 3 Checking Ant SW Mobile SW 4 TROUBLE SHOOTING ...
Page 67: ... 66 TEST POINT 4 6 LCD Trouble 4 TROUBLE SHOOTING ...
Page 70: ... 69 4 TROUBLE SHOOTING TEST POINT 4 7 Speaker Trouble ...
Page 77: ... 76 4 TROUBLE SHOOTING 4 10 KEY backlight Trouble TEST POINT ...
Page 92: ...5 DOWNLOAD AND CALIBRATION 91 5 2 Calibration ...
Page 93: ... 92 5 DOWNLOAD AND CALIBRATION ...
Page 97: ......
Page 103: ... 102 Figure 8 1 B2050 BOTTOM SIDE PCB LAYOUT 8 PCB LAYOUT ...
Page 104: ... 103 8 PCB LAYOUT Figure 8 1 B2050 TOP SIDE PCB LAYOUT ...
Page 105: ......
Page 113: ...10 STAND ALONE TEST 112 ...
Page 117: ......
Page 119: ......
Page 132: ... 131 ...
Page 133: ... 132 ...