36
Intel
®
PXA27x Processor Developer’s Kit
- User’s Guide
2.3
Intel
®
PXA27x Processor Developer’s Kit Daughter
Card
The Intel
®
PXA27x Processor Developer’s Kit Daughter Card (daughter card) consists of the
Intel
®
PXA27x Processor Card (processor card), Intel
®
PXA27x Processor Developer’s Kit Power
Manager Integrated Circuit (Low DropOut) Card (PMIC card), SRAM, and nominal I/O capability.
Thus, the card can serve as a minimum bootable stand-alone system, requiring only an external
battery or power supply.
shows a simplified block diagram of the daughter card.
switches and LEDs.
When docked with the main board, the daughter card becomes a full-featured evaluation system.
The daughter card memory and off-chip components operate from the 1.8-volt power supply,
which provides the best power efficiency.
The daughter card includes the following features:
•
2 Mbytes SRAM
•
User interface via a full-featured serial port
•
JTAG in-circuit emulation (ICE)
•
Power supplied from:
— main board
— Lithium (Li) ion main battery, with provisions for recharging (not included with the kit)
— 5 VDC external power supply (not included with the kit)
•
Complex programmable logic device (CPLD) for memory-bus transceiver control logic and
address decoding
•
Logic analyzer connectors
•
Test points
•
Switches and jumpers for configuration and testing
Summary of Contents for PXA27x Series
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