S1D13505 Epson Electronics America, Inc., S1D13505 Datasheet - Page 484

• Manufacturer Part Number: S1D13505
• Description: LCD Controller
• Manufacturer: Epson Electronics America, Inc.

Page 12
4 VR4102/VR4111 to S1D13505 Interface
4.1 Hardware Description
S1D13505
X23A-G-007-06
NEC V
R
ADD[25:0]
DAT[15:0]
4102/V
LCDRDY
LCDCS#
BUSCLK
SHB#
WR#
Note:
When connecting the S1D13505 RESET# pin, the system designer should be aware of all
conditions that may reset the S1D13505 (e.g. CPU reset can be asserted during wake-up
from power-down modes, or during debug states).
Figure 4-1: NEC V
RD#
R
4111
Note
The NEC V
LCD controller. They provide the necessary internal address decoding and control signals.
The diagram below shows a typical implementation utilizing the S1D13505.
For pin mapping see Table 3-1:, “Host Bus Interface Pin Mapping,” on page 10.
R
4102/V
R
4102/V
R
4111 Microprocessors are specifically designed to support an external
R
4111 to S1D13505 Configuration Schematic
System RESET
ADD21
Pull-up
Interfacing to the NEC VR4102/VR4111™ Microprocessors
V
V
DD
DD
Epson Research and Development
WE0#
WE1#
RD#
CS#
WAIT#
M/R#
RESET#
AB[20:0]
DB[15:0]
BUSCLK
BS#
RD/WR#
S1D13505
Vancouver Design Center
Issue Date: 01/02/05