Epson Research and Development Page 23
Vancouver Design Center
Hardware Functional Specification S1D13505
Issue Date: 01/02/02 X23A-A-001-14
5.2 Pin Description

Key:

5.2.1 Host Interface
I = Input
O=Output
IO = Bi-Directional (Input/Output)
A=Analog
P=Power pin
C = CMOS level input
CD = CMOS level input with pull down resistor (typical values of 100KΩ/180ΚΩ at 5V/3.3V respectively)
CS = CMOS level Schmitt input
COx = CMOS output driver, x denotes driver type (see tables 6-3, 6-4, 6-5 for details)
TSx = Tri-state CMOS output driver, x denotes driver type (see tables 6-3, 6-4, 6-5 for details)
TSxD = Tri-state CMOS output driver with pull down resistor (typical values of 100KΩ/180ΚΩ at 5V/3.3V)
respectively), x denotes driver type (see tables 6-3, 6-4, 6-5 for details)
CNx = CMOS low-noise output driver, x denotes driver type (see tables 6-3, 6-4, 6-5 for details)
Table 5-1: Host Interface Pin Descriptions
Pin Name T yp e Pin # Cell RESET#
State Description
AB0 I 3 CS Hi -Z
For SH-3/SH-4 Bus, 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).
For MIPS/ISA Bus, this pin inputs system address bit 0 (SA0).
For Philips PR31500/31700 Bus, this pin inputs sys tem a ddre ss bit 0
(A0).
For Toshiba TX3912 Bus, this pin inputs system address bit 0 (A0).
For PowerPC Bus, this pin inputs system address bit 31 (A31).
For PC Card (PCMCIA) Bus, this pin inputs system address bit 0
(A0).
See “Host Bus Interface Pin Mapping” for summary. See the respective
AC Timing diagram for detailed functionality.
AB[12:1] I 119-128,
1, 2 CHi-Z
For PowerPC Bus, these pins input the system address bits 19
through 30 (A[19:30]).
For all other busses, these pins input the system address bits 12
through 1 (A[12:1]).
See “Host Bus Interface Pin Mapping” for summary. See the respective
AC Timing diagram for detailed functionality.