Enhance ide connector, Interface connectors hdd, fdd – Acrosser AR-B1740 User Manual
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AR-B1740 User's Manual
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Enhance IDE Connector
AR-B1740 User's Manual
Interface Connectors HDD, FDD
Floppy Disk Drive
Connector
Connector : FDD1
Type : onboard 34-pin box header
Pin Description Pin
Description
1
GND
2
DRIVE DENSITY SELECT 0
3 GND
4
NC
5
GND
6
DRIVE DENSITY SELECT 1
7 GND
8
#INDEX
9 GND
10
#MOTOR
ENABLE
A
11 GND
12
#DRIVER
SELECT
B
13 GND
14
#DRIVER
SELECT
A
15 GND
16
#MOTOR
ENABLE
B
17 GND
18
#DIRECTION
19 GND
20
#STEP
21 GND
22
#WRITE
DATA
23 GND
24
#WRITE
GATE
25 GND
26
#TRACK
0
27 GND
28
#WRITE
PROTECT
29 GND
30
#READ
DATA
31 GND
32
#HEAD
SELECT
33 GND
34
#DISK
CHANGE
Interface Connectors HDD, FDD
33
34
1
2
Connector : IDE1
Type : Two onboard 40-pin box headers
Pin Description
Pin
Description
1 #RESET
2
GND
3 D7
4
D8
5 D6
6
D9
7 D5
8
D10
9 D4
10
D11
11 D3
12
D12
13 D2
14
D13
15 D1
16
D14
17 D0
18
D15
19 GND
20
NC/(Vcc)
21 REQ
22
GND
23 #IOW
24
GND
25 #IOR
26
GND
27 #IORDY
28
IDESEL
29 #DACK
30
GND
31 IRQ
32
NC
(-IOCS16)
33 ADDR1
34
CBLID
35 ADDR0
36
ADDR2
37 #CS1
38
#CS3(#HD
SELECT1)
39 #ACT
40
GND
1
2