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7733 Scheda tecnica(PDF) 426 Page - Renesas Technology Corp

Il numero della parte 7733
Spiegazioni elettronici  16-BIT SINGLE-CHIP MICROCOMPUTER
PDF  940 Pages
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Produttore elettronici  RENESAS [Renesas Technology Corp]
Homepage  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

7733 Scheda tecnica(HTML) 426 Page - Renesas Technology Corp

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APPLICATIONS
7733 Group User’s Manual
17–19
17.1.4 Memory expansion example
(1) ROM expansion example on minimum model
Figure 17.1.3 shows a ROM expansion example on the minimum model (with a 32-Kbyte ROM,
memory expansion mode). Figure 17.1.4 shows the corresponding timing diagram.
17.1 Memory expansion
Fig. 17.1.13 ROM expansion example on minimum model
Circuit conditions: Wait 1 is valid,
A0 to A14
D0 to D7
AC00
25 MHz
XIN
XOUT
M37733S4BFP
BYTE
R/W
E
BHE
A0 to A14
D0 to D7
OE
CE
M5M27C256AK-10
A15
g
Open
1 =
2
,
f(XIN)
8
,
f(XIN)
16
,
f(XIN)
2
f(XCIN)
g Make sure that the propagation delay time is 10 ns or less.
000016
008016
088016
800016
External ROM
area
(M5M27C256AK)
SFR area
Internal RAM
area
Not used
Memory map
FFFF16
or



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