S1R72U16 Datasheet, PDF (15/37 Pages) Epson Company – Allows USB devices to be controlled as IDE devices

6. Pin Functions
IDE device I/F (IOVDD system)
BGA QFP
Name
I/O
D8
54
HDA2_T
IN
D6
52
HDA1_T
IN
D5
51
HDA0_T
IN
E6
50
XHCS1_T
IN
E7
49
XHCS0_T
IN
J6
33
XHIOR_T
IN
G5
31
XHIOW_T
IN
H5
30
HDMARQ_T
OUT
J5
29
XHDMACK_T
IN
H6
32
HIORDY_T
OUT
(PU)
F5
28
HINTRQ_T
OUT
E9
48
XHRESET_T
IN
E8
47
XHDASP_T
BI(PU)
F7
46
XHPDIAG_T
BI(PU)
F9
45
CSEL_T
IN
D7
55
HDD15_T
BI
C9
56
HDD14_T
BI
C8
57
HDD13_T
BI
C7
58
HDD12_T
BI
B8
59
HDD11_T
BI
A8
61
HDD10_T
BI
B7
62
HDD9_T
BI
A7
63
HDD8_T
BI
C6
64
HDD7_T
BI
B6
65
HDD6_T
BI
C5
67
HDD5_T
BI
B5
68
HDD4_T
BI
A5
69
HDD3_T
BI
D4
70
HDD2_T
BI
C4
71
HDD1_T
BI
B4
72
HDD0_T
BI
PU: Using pull-up I/O
* LSI internal pull-up is disabled in IDE mode.
RESET
-
-
-
-
-
-
-
Low
-
Hi-z
Low
-
Hi-z
Hi-z
-
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Details
IDE register address
Control register access chip selection
Command block register access chip selection
IDE read strobe
IDE write strobe
DMA transfer request
DMA transfer acknowledge
IDE register ready signal (*)
IDE interrupt request
IDE bus reset
Drive enable/slave drive present (*)
Diagnosis sequence end signal (*)
Drive selection
IDE data bus
Serial I/F (HVDD system)
BGA QFP
Name
J4
23
SCLK0
H4
20
SIN0
J3
22
SOUT0
PU: Using pull-up I/O
* Set to open or pull-up.
I/O
I(PU)
I(PU)
O
RESET
-
High
Details
Not used (*)
Asynchronous serial data in
Asynchronous serial data out
S1R72U16 Data Sheet (Rev. 2.00)
EPSON
9