S1D13704 Epson Electronics America, Inc., S1D13704 Datasheet - Page 395

• Manufacturer Part Number: S1D13704
• Description: LCD Controller
• Manufacturer: Epson Electronics America, Inc.

Epson Research and Development
Vancouver Design Center
Interfacing to the PC Card Bus
Issue Date: 01/02/12
A[25:0]
REG#
A[25:0]
D[15:0]
WAIT#
REG#
D[15:0]
CE1#
CE2#
OE#
WAIT#
CE1#
CE2#
OE#
WE#
Transfer Start
During a read cycle, OE# (output enable) is driven low. A write cycle is specified by
driving OE# high and driving the write enable signal (WE#) low. The cycle can be
lengthened by driving WAIT# low for the time needed to complete the cycle.
Figure 2-1: and Figure 2-2: illustrate typical memory access cycles on the PC Card bus.
Transfer Start
Hi-Z
Hi-Z
Figure 2-2: PC Card Write Cycle
Figure 2-1: PC Card Read Cycle
ADDRESS VALID
ADDRESS VALID
DATA VALID
Transfer Complete
DATA VALID
Transfer Complete
X26A-G-009-03
Hi-Z
S1D13704
Hi-Z
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