17.05.2015 Views

~ National ~ Semiconductor - Al Kossow's Bitsavers

~ National ~ Semiconductor - Al Kossow's Bitsavers

~ National ~ Semiconductor - Al Kossow's Bitsavers

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

...,.<br />

o<br />

II)<br />

z •<br />

c(<br />

IWR<br />

IA{O:IS) INSTRUCTION ADDRESS<br />

INSTRUCTION MEMORY<br />

INSTRUCTION BUS<br />

~12 2<br />

A12<br />

IAII 23<br />

<strong>Al</strong>l<br />

~10 21<br />

AID<br />

IA. 24<br />

A.<br />

~. 5<br />

IA7 , A8<br />

A7 RAN D7<br />

~6 A6 8KX8 06<br />

lAS 5 AS 45n5 05<br />

~. 6<br />

IA> 7<br />

A4 D.<br />

IA2 A' 03<br />

IAI<br />

02<br />

lAD 10 •<br />

01<br />

AD " DD<br />

ONO<br />

14 MB81C78A-45<br />

PKG n-28PW02<br />

1(0,15)<br />

,\(.,15)<br />

A 0:7<br />

0:7<br />

ADDRESS HIGH<br />

ADDRESS lOW<br />

DATA MULTIPLEXED<br />

DATA toIEMORY<br />

PERIPHERALS<br />

(UARTS.<br />

DIGITAL I/O.<br />

AND/OR<br />

ANALOG I/O)<br />

= =J:=:::!lt::!j CE A131111~1<br />

Nl.iC27CP128<br />

VPP A14 27<br />

vee<br />

Of. A12 lAID<br />

[PROM <strong>Al</strong>l<br />

16KX8 AID<br />

350n5 ::<br />

07 1t7<br />

06 A6<br />

05 A5<br />

04 A4<br />

03 A3<br />

02 A2<br />

01 AI<br />

00 AD<br />

FIGURE 3. Schematic (Continued)<br />

TL/F/9403-4<br />

2-194

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!