sed1374 ETC-unknow, sed1374 Datasheet - Page 27

• Manufacturer Part Number: sed1374
• Description: Sed1374 Embedded Memory Color Lcd Controller
• Manufacturer: ETC-unknow

Epson Research and Development
Vancouver Design Center
Hardware Functional Specification
Issue Date: 99/04/29
Pin Names
RD/WR#
WE0#
WE1#
BCLK
CS#
BS#
Type
I
I
I
I
I
I
Pin #
77
78
74
71
75
79
Cell
CS
CS
CS
CS
C
C
RESET#
State
Input
Input
Input
Input
Input
Input
This pin has multiple functions.
See “Host Bus Interface Pin Mapping” for summary.
This pin has multiple functions.
See “Host Bus Interface Pin Mapping” for summary.
This pin inputs the chip select signal.
This pin has multiple functions.
See “Host Bus Interface Pin Mapping” for summary.
This pin has multiple functions.
See “Host Bus Interface Pin Mapping” for summary.
This pin inputs the system bus clock.
• For SH-3/SH-4 mode, this pin inputs the write enable
• For MC68K #1, this pin must be tied to IO V
• For MC68K #2, this pin inputs the bus size bit 0 (SIZ0).
• For Generic #1, this pin inputs the write enable signal for
• For Generic #2, this pin inputs the write enable signal
• For SH-3/SH-4 mode, this pin inputs the write enable
• For MC68K #1, this pin inputs the upper data strobe
• For MC68K #2, this pin inputs the data strobe (DS#).
• For Generic #1, this pin inputs the write enable signal for
• For Generic #2, this pin inputs the byte enable signal for
• For SH-3/SH-4 mode, this pin inputs the bus start signal
• For MC68K #1, this pin inputs the address strobe (AS#).
• For MC68K #2, this pin inputs the address strobe (AS#).
• For Generic #1, this pin must be tied to V
• For Generic #2, this pin must be tied to IO V
• For SH-3/SH-4 mode, this pin inputs the RD/WR# signal.
• For MC68K #1, this pin inputs the R/W# signal.
• For MC68K #2, this pin inputs the R/W# signal.
• For Generic #1, this pin inputs the read command for the
• For Generic #2, this pin must be tied to IO V
signal for the lower data byte (WE0#).
the lower data byte (WE0#).
(WE#)
signal for the upper data byte (WE1#).
(UDS#).
the upper data byte (WE1#).
the high data byte (BHE#).
(BS#).
The SED1374 needs this signal for early decode of the
bus cycle.
upper data byte (RD1#).
Description
SS
X26A-A-001-02
.
DD
DD
DD
.
.
SED1374
Page 19