Intel
®
PXA27x Processor Developer’s Kit - User’s Guide
15
Figure 2. Block Diagram, Intel
®
PXA27x Processor Developer’s Kit Main Board
B1545-01
Switch
Switch
Switch
Switch
Switch
Switch
Switch
Switch
Secondary Connector
PERIPHERAL_APP
USB
Host [0]
USB
Client
USIM /
UICC
SSP
Header
I2C
Header
USB
OTG
Camera
Header
HGO Marathon
Graphics
Accelerator
LCD / Backlight /
Touch Connector
SD / MMC
Memory Stick
Analog Mux
Analog
Mux
Analog
Mux
USB
OTB
XCVR
XCVR
Buffer
XCVR
XCVR
BUFFER
XCVR
BUFFER
BUFFER
BUFFER
Expansion
Connector
Logic
Analyzer
Headers
USB Client /
ICAT
3.15V MSL
Baseband
Header
Keypad /
Camera / Misc /
Spkr Connector
FPGA
Header
RJ45
Audio Codec
Board and
Touchscreen
128/256 Mbit
@ 16/32
nCS1/0
UART
DB-9
PCMCIA
Slot 1
3.15/5.0V
PCMCIA
Slot 0
3.15/5.0V
nC95
Buffer
Buffer
Bluetooth
Conector
DATA_APP_MAIN [31:0]
ADDRESS_APP_MAIN [25:0]
CONTROL_APP_MAIN
CONTROL_APP_FPGA
EEPROM
EEPROM
Test Quest
Switch
Pads
Power Subsystem
Main_1.8V
2.5V (FPGA / CPLD core)
Main_3.15V
Main_5V (PCMCIA)
SIM 1.8 / 3V
Wall Supply Jack
Silent
Alert
Header
PCMCIA_CONTROL
PERIPHERAL_COMM
Primary Connector
IrDA
Controlled by
FPGA
RS-232 M
UART2/
UART3
I2S / I2C / SSP
I2S / I2C / SSP
AC'97 / I2S
I2C / SSP1 /
SSP2 / SSP3
CPLD2
PCMCIA Glue
PCMCIA xcvr control
Memory Bus xcvr control
UARTs mux
Audio Board Logic
3.15V l/0, 5V tolerant
FPGA
Flash
Platform Registers,
PCMCIA power control
nCS2L
Ethernet
10 / 100
nCS4
JTAG_BASEBOARD
For for FPGA reconfiguration
(and system reset)
For swapping App Processor
nCS0/nCS1
For
UART
mux
control
For shifting Address Bus
for 16/32bit access
PROM JTAG
I/O
FPGA JTAG
I/O
I/O
I/O
I/O
I/O
I/O
RS-232 M
I/O
I/O
CPLD JTAG
I/O
I/O
I/O
For EEPROM
control
Switch
Switch
For asserting App Processor
VDD_BATT_FLT
Switch
Switch
Switch
Switch
Switch
Switch
Switch
Switch
Switch
Switch
20 MHz
Osc
Hex
Rotary
Switch
Hex
Rotary
Switch
LED
LED
LED
LED
LED
LED
LED
LED
LED
USBH0
USBHC
USIM
SSPI
I2C
SD/MMC
MS
SSP1
SSP1/
Camera
USIM/
Camera
Camera
L_DD / PWM0
Keypad &
Camera
LCD
Intel
®
PXA27x Processor
SSP2
PCM
Audio
Camera
USIM
SD/MMC/
MS
ADDRESS_APP_FPGA
DATA_APP_MAIN[31:0]
Baseband
USB