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  3. AR# 7473: *Obselete* CF/ pin in SO20 and PC20 - dup info

AR# 7473

*Obselete* CF/ pin in SO20 and PC20 - dup info

Description

Keywords: 1800, configuration, package, restricted, serial, so20, pc20

Urgency: Standard

General Description:
The use of the CF/ pin in SO20 and PC20 packages is limited.

Solution

Pin 7 is shared between D4 and CF/ in the SO20 and PC20 packages.
This shared pin can only be used as CF/ (CONFIG Instruction) when the
XC18V00 is configured for serial download.

This only affects devices in the SO20 and PC20 packages.

See data sheet for more info.
http://direct.xilinx.com/bvdocs/publications/ds026.pdf
AR# 7473
Date 09/19/2003
Status Archive
Type General Article