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Figure 3. Main Board and Daughter Card functionality
13MHz OSC
32KHz OSC
VCTCXO
Out
* This device interface can be muxed
(to Communication Processor or Application Processor)
**
Other names and brands may be claimed as property of others.
16
VBAT
Bottom
UART1
Conn.
Conn.
RS232
XCVR
SRAM
1.8V
Communication
3.0V 12C
Processor
CPU JTAG
DSPJTAG
CPU JTAG
Linear
ISRAM
CODEC
4MB @ 16
AD6521
8MB @ 16
Analog Chip
RF
RF Module Conn.
Audio
I2S Audio *
BT UART/UART2 *
BT PCM (audio)
USB_C
AUDIO PCM
AC97
I2S
Linear
CODEC
CODEC
CODEC
Line
Line
in/out
in/out
mic
spk
Hand
Hand
set
set
External Power Supply / Charger
5V / Charger
From/To Mainboard
Power Daughter Card
PMIC
Communications
Applications
Portion
Portion
V
V
V
V
V
V
V
PLL
Core
IO
SRAM
PLL
Core
1.2V
1.2V
2.8V
1.3V
1.1V
.8-1.3V
To main
3.0V I2C
connector
Full Bandwidth MSL/PCMCIA
Quick
Switch
CPU JTAG
CPLD1
JTAG PADS
32MB @ 32
Flash
SDRAM
64MB @ 32
SIM1
1MB @ 32
Primary Connector
Secondary Connector
CPLD2
USB Client
EEPROM
USB Host[0]
FPGA
USB OTG
Keypad
UICC
®
Intel
PXA27x Processor Developer's Kit - User's Guide
UART1
Conn.
RS232
XCVR
V
IO
3.0V
®
Intel
PXA27x
Processor Card
I2C Power
®
Intel
PXA27x
Processor
CPLD1/
JTAG
Isolate
Flash
SRAM
Buffers
I2S / AC97 Audio *
BT UART / UART2 *
Memory Stick
SD / MMC
Camera Connection
Touch Screen Digitizer
Ethernet
PCMCIA
Expansion Connector
IrDA
Asynchronous Flash
I2C Header
SSP Header
LCD Connector
B1546-01
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