S1D13503 Epson Electronics America, Inc., S1D13503 Datasheet - Page 21

• Manufacturer Part Number: S1D13503
• Description: S1d13503 Graphics Lcd Controller
• Manufacturer: Epson Electronics America, Inc.

Epson Research and Development
Vancouver Design Center
3.2 MPU with READY (or WAIT#) signal
Hardware Functional Specification
Issue Date: 01/01/29
RDY
CLK
8284A
RESET#
READY
Z80
A0 to A15
D0 to D7
WAIT#
RESET#
MREQ#
(Maximum mode)
IORQ#
WR#
RD#
MI#
CLK
READY
RESET#
AD0 to AD15
8086
A16 to A19
Figure 3: 16-Bit Mode, Example: i8086 (maximum mode)
BHE#
(example implementation only - actual may vary)
S2#
S1#
S0#
(example implementation only - actual may vary)
Figure 2: 8-Bit Mode, Example: Z80
A10 to A15
A16
CLK
S2#
S1#
S0#
DEN
DT/R
ALE
Decoder
Transceiver
M/IO#
BHE#
A0 to A16
STB
D0 to D15
Decoder
T
OE
Decoder
8288
AIOWC#
AMWC#
MRDC#
IORC#
S1D13503
MEMCS#
IOCS#
AB0 to AB15
DB0 to DB7
READY
MEMW#
MEMR#
IOR#
IOW#
RESET
S1D13503
MEMR#
MEMW#
IOR#
IOW#
AB16 to AB19
AB0 to AB15
BHE#
MEMCS#
IOCS#
DB0 to DB15
RESET
READY
X18A-A-001-08
S1D13503
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