16
Intel
®
PXA27x Processor Developer’s Kit
- User’s Guide
Figure 3. Main Board and Daughter Card functionality
B1546-01
I2S Audio *
BT UART/UART2 *
BT PCM (audio)
USB_C
AUDIO PCM
* This device interface can be muxed
(to Communication Processor or Application Processor)
**
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Main Board JTAG
PCMCIA Ctrl
Power Daughter Card
PMIC
To main
connector
Communications
Portion
Applications
Portion
Secondary Connector
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
USB Client
USB Host[0]
USB OTG
Keypad
UICC
Audio
CPLD2
EEPROM
FPGA
Primary Connector
Buffers
JTAG ICE
RS232
XCVR
CPLD1/
JTAG
Isolate
Intel
®
PXA27x
Processor
Intel
®
PXA27x
Processor Card
CPLD1
Flash
32MB @ 32
SDRAM
64MB @ 32
SRAM
1MB @ 32
CPU JTAG
Full Bandwidth MSL/PCMCIA
3.0V I2C
I2C Power
3.0V 12C
V
SRAM
1.8V
I2S
CODEC
AC97
CODEC
Line
in/out
Line
in/out
Linear
CODEC
V
PLL
1.2V
V
Core
1.2V
V
IO
2.8V
V
SRAM
1.3V
V
PLL
1.1V
V
Core
.8-1.3V
V
IO
3.0V
I2C
PCM
4x SPIO & USB_C
Application Peripheral Bus
UART1
Conn.
Memory Bus
From/To Mainboard
RF Module Conn.
JTAG PADS
HSL Conn.
JTAG ICE
SIM1
AD6521
Analog Chip
13MHz OSC
32KHz OSC
RS232
XCVR
Quick
Switch
ISRAM
4MB @ 16
Flash
8MB @ 16
Linear
CODEC
Communication
Processor
CPU JTAG
RF
VCTCXO
Out
mic
spk
Hand
set
Hand
set
DSPJTAG
CPU JTAG
Memory Bus
Communication Peripheral Bus
UART1
Conn.
Bottom
Conn.
Digital Inf
Analog I/O &Digital Cont
External Power Supply / Charger
5V / Charger
VBAT