am41dl3208gt85it Meet Spansion Inc., am41dl3208gt85it Datasheet - Page 11

• Manufacturer Part Number: am41dl3208gt85it
• Description: 32 Mbit 4 M ? 8-bit/2 M ? 16-bit Cmos 3.0 Volt-only, Simultaneous Operation Flash Memory And 8 Mbit 1 M ? 8-bit/512 K ? 16-bit Static Ram Preliminary
• Manufacturer: Meet Spansion Inc.

DEVICE BUS OPERATIONS
This section describes the requirements and use of
the device bus operations, which are initiated through
the internal command register. The command register
itself does not occupy any addressable memory loca-
t io n. Th e re g ist e r is a la t ch u se d t o st or e t h e
commands, along with the address and data informa-
10
P R E L I M I N A R Y
Am41DL3208G
tion needed to execute the command. The contents of
the register serve as inputs to the internal state ma-
chine. The state machine outputs dictate the function
of the device. Tables 1 through 3 list the device bus
operations, the inputs and control levels they require,
and the resulting output. The following subsections de-
scribe each of these operations in further detail.
February 13, 2002