S1R72105 Technical Manual
88
EPSON
Rev.1.0
9. EXAMPLES OF CONNECTION
(When 20MHz OSC oscillation is used)
Fig.1. General View
S1R72105
XCS
XCS
XRD
XRD
XWR
XWR
AD [5:0]
AD [5:0]
DB [7:0]
DB [7:0]
XINTS
XINT0
∗
CPU Interface(5V type)
PD [15:0]
PD [15:0]
PDREQ
PDREQ
XPDACK
XPDACK
XPWR
XPWR
XPRD
XPRD
∗
PORT Interface(5V type)
EXCLK
CLKSEL
3.3V
V
C
100pF
OSCIN
5pF
OSCOUT
5pF
TESTMON
open
4.7k
Ω
1M
Ω
20.0MHz
∗
SCSI Interface
active terminater
DB [7:0]
XSDB [7:0]
DBP
XSDBP
ATN
XSATN
BSY
XSBSY
ACK
XSACK
RST
XSRST
MSG
XSMSG
SEL
XSSEL
C/D
XSCD
REQ
XSREQ
I/O
XSIO
XRESET
XRESET
HV
DD
5V
LV
DD
3.3V
V
SS
GND
TESTEN
GND
GND
GND
3pF
GND
GND
∗
USB Interface
Use figure 2
V
BUS
XPUENB
DP
DM
XUSBOE
XINTU
XINT1