Posted by DrE on October 29, 2003, 8:00:57, in reply to "2148a and 2148af flash" HD64F2148FA20 is a 0.6um device (32 bytes programming) Hope that helps.
194.36.128.105
The best way to know is by looking at the complete part number.
HD64F2148AFA20 is a 0.35um device (128 bytes programming)
--Previous Message--
: we have a new system up and working. we
: have a reflash routine that bootsraps
: a complete new program load, using
: the user programming mode using 128
: bytes at a time, and it works fine on
: the EVB( which has a 2148AF chip)
: However we have 2148F chips in
: circuit.I am confused about what I
: actually have??- Is the 2148F chip
: the std or A-mask version, does it
: use 32 or 128 byte programming and
: does it need the pin 9 cap or vcc
: conection- currently on 5volts we
: have the pin 9 cap & everything
: works 100% , inc erasing, except for
: user programming.??
:
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