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PC87591L Datasheet(PDF) 73 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # PC87591L
Description  LPC Mobile Embedded Controllers
PDF  437 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

PC87591L Datasheet(HTML) 73 Page - National Semiconductor (TI)

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4.0 Embedded Controller Modules (Continued)
Revision 1.07
73
www.national.com
HOLD field in SZCFGn reg.
≠ 0
WAIT field in SZCFGn reg.
≠ 0
T2
SELn: inactive, WR0-1: inactive;
if HOLD field in SZCFGn reg. = 0 data put in TRI-STATE.
WAIT field in SZCFGn reg. = 0
Hold cycles completed
Address placed on A0-19,
WR0-1: activated
Data placed
on D0-15,
SELn: active
Internal waits completed
HOLD in SZCFGn reg. = 0
Address on A0-19 invalid/changed
Data put in TRI-STATE
Data placed on D0-15,
SELn: active
Internal waits corresponding to Wait field in SZCFGn register.
T1
T2
Thold
Hold cycles according to HOLD field
in SZCFGn reg.
TIW
T3
T1
end
begin
Note: References to SZCFGn also apply to the IOCFG register.
References to SELn also apply to the SELIO signal.
Figure 12. Early Write Bus Cycle



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