Armadillo-9
hardware manual ver.1.02
5.10. CON9 (IDE Interface)
CON9 is a 2-mm, 44-pin connector used to connect an IDE device. A 2.5-inch hard-disk drive can be
connected using a straight flat cable. PIO mode and ATA33 data transfer modes are supported. The
following table shows the pin assignment of CON9.
Table 5-10 CON9 Signal Assignment
No.
Signal Name
I/O
Function
1 RESET*
O Reset
signal
2
GND
Power
Power supply (GND)
3
DD7
I/O
Data bus (bit7)
4
DD8
I/O
Data bus (bit8)
5
DD6
I/O
Data bus (bit6)
6
DD9
I/O
Data bus (bit9)
7
DD5
I/O
Data bus (bit5)
8
DD10
I/O
Data bus (bit10)
9
DD4
I/O
Data bus (bit4)
10
DD11
I/O
Data bus (bit11)
11
DD3
I/O
Data bus (bit3)
12
DD12
I/O
Data bus (bit12)
13
DD2
I/O
Data bus (bit2)
14
DD13
I/O
Data bus (bit13)
15
DD1
I/O
Data bus (bit1)
16
DD14
I/O
Data bus (bit14)
17
DD0
I/O
Data bus (bit0)
18
DD15
I/O
Data bus (bit15)
19
GND
Power
Power supply (GND)
20 NC
- Not
supported
21 DMARQ
I DMA
request
22
GND
Power
Power supply (GND)
23 DIOW*
O I/O
write
enable
24
GND
Power
Power supply (GND)
25
DIOR*
O
I/O read enable
26
GND
Power
Power supply (GND)
27 IORDY
I IO
ready
28
CSEL
O
Cable select (GND)
29 DMACK*
O DMA
acknowledge
30
GND
Power
Power supply (GND)
31 INTRQ
I Interrupt
request
32 NC
- Not
supported
33
DA1
O
Address bus (bit1)
34 NC
- Not
supported
35
DA0
O
Address bus (bit0)
36
DA2
O
Address bus (bit2)
37
CS0*
O
Chip select 0
38
CS1*
O
Chip select 1
39 DASP*
I Device
access
40
GND
Power
Power supply (GND)
41
+5V
Power
Power supply (+5V)
42
+5V
Power
Power supply (+5V)
43
GND
Power
Power supply (GND)
44 NC
- Not
supported
13
