IBM 15ETX-DB-ATX, PCI E-IDE Disk Drive Connector, Parallel Port, Serial Ports, Etx-Db-Atx

3.6 PCI E-IDE Disk Drive Connector

For IDE HDD connection, The ETX-DB-ATX was designed with two 2.54mm standard IDE connector (CN13, CN14)

CN13: 40-pin Primary IDE Interface Connector

CN14: 40-pin Secondly IDE Interface Connector

3.7Parallel Port

This port is usually connected to a printer, The ETX-DB-ATX includes an on-board parallel port (CN11), accessed through a 25 pin D-sub connector.

•CN11: Parallel Port1 D-sub Connector

PIN	DESCRIPTION
NO.

1	RESET#
3	DATA 7
5	DATA 6
7	DATA 5
9	DATA 4
11	DATA 3
13	DATA 2
15	DATA 1
17	DATA 0
19	GROUND
21	IDE DRQ
23	IOW#
25	IOR#
27	IDE CHRDY
29	IDE DACK
31	INTERRUPT
33	SA1
35	SA0
37	HDC CS0#
39	HDD ACTIVE#

PIN	DESCRIPTION
NO.

2	GROUND
4	DATA 8
6	DATA 9
8	DATA 10
10	DATA 11
12	DATA 12
14	DATA 13
16	DATA 14
18	DATA 15
20	N/C
22	GROUND
24	GROUND
26	GROUND
28	GROUND
30	GROUND–DEFAULT
32	N/C
34	N/C
36	SA2
38	HDC CS1#
40	GROUND

PIN	DESCRIPTION	PIN	DESCRIPTION
NO.		NO.
1	STROBE#	14	AUTO FORM FEED #
2	DATA 0	15	ERROR#
3	DATA 1	16	INITIALIZE
4	DATA 2	17	PRINTER SELECT LN#
5	DATA 3	18	GROUND
6	DATA 4	19	GROUND
7	DATA 5	20	GROUND
8	DATA 6	21	GROUND
9	DATA 7	22	GROUND
10	ACKNOWLEDGE	23	GROUND
11	BUSY	24	GROUND
12	PAPER EMPTY	25	GROUND
13	PRINTER SELECT

3.8 Serial Ports

The ETX-DB-ATX offers two serial ports. These ports let you connect to serial devices or a communication network. One 9-pin D-SUB connector, one 10-pin header, The detailed pin

15ETX-DB-ATX

ETX-DB-ATX 16