UPD78F0078GK-9ET-A Renesas Electronics America, UPD78F0078GK-9ET-A Datasheet - Page 428

• Manufacturer Part Number: UPD78F0078GK-9ET-A
• Manufacturer: Renesas Electronics America

Specifications of UPD78F0078GK-9ET-A

• Lead Free Status / Rohs Status: Supplier Unconfirmed

20.4 Example of Connection with Memory
9. In addition, the external device expansion function is used in the full-address mode, the addresses from 0000H
to EFFFH (60 KB) are allocated to internal ROM, and the addresses after F000H are allocated to SRAM.
426
This section provides an example of connecting the PD780078 with the external memory (SRAM) in Figure 20-
AD0 to AD7
PD780078
A8 to A14
ASTB
WR
RD
Figure 20-9. Connection Example of PD780078 and Memory
CHAPTER 20 EXTERNAL DEVICE EXPANSION FUNCTION
74HC573
D0 to D7
Q0 to Q7
LE
OE
V
DD0
User’s Manual U14260EJ4V0UD
Address bus
A0 to A14
CS
OE
WE
PD43256B
I/O1 to I/O8
Data bus