Epson S1D13504 ユーザーズマニュアル
Page 22
Epson Research and Development
Vancouver Design Center
S1D13504
Hardware Functional Specification
X19A-A-002-18
Issue Date: 01/01/30
5.4 Pin Description
Key:
5.4.1 Host Interface
I
=
Input
O
=
Output
IO
=
Bi-Directional (Input/Output)
P
=
Power pin
C
=
CMOS level input
CD
=
CMOS level input with pull-down resistor (typical values of 100K
Ω
/180K
Ω
at 5V/3.3V respectively)
CS
=
CMOS level Schmitt input
COx
=
CMOS output driver, x denotes driver type (1=3/-1.5mA, 2=6/-3mA, 3=12/-6mA)
TSx
=
Tri-state CMOS output driver, x denotes driver type (1=3/-1.5mA, 2=6/-3mA, 3=12/-6mA)
TSxD
=
Tri-state CMOS output driver with pull-down resistor (typical values of 100K
Ω
/180K
Ω
at 5V/3.3V
respectively), x denotes driver type (1=3/-1.5mA, 2=6/-3mA, 3=12/-6mA)
CNx
=
CMOS low-noise output driver, x denotes driver type (1=3/-1.5mA, 2=6/-3mA, 3=12/-6mA)
Table 5-1: Host Interface Pin Descriptions
Pin Name
Type
Pin #
Driver
Reset =
0 Value
Description
F00A
F01A
F01A
F02A
AB0
I
3
5
CS
Hi-Z
This pin has multiple functions.
• For SH-3 mode, this pin inputs system address bit 0 (A0).
• For MC68K Bus 1, this pin inputs the lower data strobe (LDS#).
• For MC68K Bus 2, this pin inputs system address bit 0 (A0).
• For Generic Bus, this pin inputs system address bit 0 (A0).
See Table 5-9: “Host Bus Interface Pin Mapping,” on page 32 for
summary.
summary.
AB[20:1]
I
111-128
1, 2
1, 2
125-142
3,4
3,4
C
Hi-Z
System address bus bits [20:1].
DB[15:0]
IO
16-31
18-33
C/TS2
Hi-Z
System data bus. Unused data pins should be connected to IO
V
V
DD
.
• For SH-3 mode, these pins are connected to D[15:0].
• For MC68K Bus 1, these pins are connected to D[15:0].
• For MC68K Bus 2, these pins are connected to D[31:16] for 32-
bit devices (e.g. MC68030) or D[15:0] for 16-bit devices (e.g.
MC68340).
MC68340).
• For Generic Bus, these pins are connected to D[15:0].
for
summary.