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Download - Toppy.org.uk

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Chipsets<br />

NEC Electronics Inc.<br />

VRC4171A Block Diagram<br />

VR4111, VR4121<br />

VRC4171A<br />

16-Bit System Bus<br />

XTAL<br />

Clock<br />

Clock<br />

Divider<br />

Config.<br />

Logic<br />

PC Card,<br />

CompactFlash,<br />

Miniature Card<br />

Controller<br />

Slot B<br />

PC Card,<br />

CompactFlash,<br />

Miniature Card<br />

Controller<br />

Slot A<br />

Video<br />

DRAM<br />

16 LCD<br />

Controller<br />

Multifunction Pin Logic<br />

GPIO<br />

LCD Panel<br />

PC Card,<br />

CompactFlash,<br />

Miniature Card<br />

PC Card,<br />

CompactFlash,<br />

Miniature Card<br />

97YL-0152C (08/97)<br />

General-Purpose I/O Pins<br />

• Up to 4 GPIO pins are available for programming system<br />

inputs and/or outputs<br />

208-Pin LQFP Package<br />

AC/DC Specifications<br />

• 3.0–3.6V operation<br />

• 250 mW typical power consumption<br />

Designed To Meet Windows CE 2.0 Specifications<br />

Ordering Information<br />

Part Number<br />

VRC4171A<br />

Package<br />

208-pin LQFP<br />

32

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