
Page 20
Epson Research and Development
Vancouver Design Center
S1D13A05
Hardware Functional Specification
X40A-A-001-04
Issue Date: 2003/05/01
Revision 4.0
.
Figure 3-7: Typical System Diagram (Motorola REDCAP2 Bus)
.
Figure 3-8: Typical System Diagram (Motorola MC68EZ328/MC68VZ328 “DragonBall” Bus)
S1D13A05
FPFRAME
FPSHIFT
FPLINE
DRDY
FPDAT[7:4]
FPFRAME
FPSHIFT
FPLINE
MOD
D[3:0]
4-bit
REDCAP2
BUS
RESET_OUT
EB1
D[15:0]
R/W
OE
A[17:1]
CLK
WE0#
RD/WR#
AB[17:1]
DB[15:0]
WE1#
RD#
M/R#
CS#
CLKI
RESET#
A[21:18]
Decoder
EB0
GPIO0
CL
KI2
Oscillator
Single
LCD
Bia
s
P
o
we
r
CSn
*Note: CSn# can be any of CS0-CS4
Display
BS#
VSS
AB0
IOVDD
S1D13A05
FPFRAME
FPSHIFT
FPLINE
DRDY
FPDAT[7:0]
FPFRAME
FPSHIFT
FPLINE
MOD
D[7:0]
8-bit
MC68EZ328/
RESET
D[15:0]
OE
DTACK
A[17:1]
CLKO
RD/WR#
AB[17:1]
DB[15:0]
WE1#
RD#
M/R#
CS#
CLKI
WAIT#
RESET#
A[25:18]
CSX
UWE
GPIO0
Decoder
WE0#
LWE
IOVDD
CL
KI2
Oscillator
Single
Bia
s
P
o
we
r
BS#
DragonBall
BUS
LCD
Display
MC68VZ328
VSS
AB0