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ML410 Embedded Development Platform
UG085 (v1.7.2) December 11, 2008
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Parallel Port Interface Connector Assembly (P1)
The parallel port interface of the ALi South Bridge is connected to a 25-pin connector,
female DB25, which is part of the P1 connector assembly. The ALi M1535D+ supports
various parallel port modes such as standard parallel port (SPP), enhanced parallel port (EPP),
and IEEE 1284 compatible ECP. The P1, female DB25, connector pinout is configured as per
IEEE Std. 1284-1994.
Table 2-27
shows the ALi parallel port connections.
Table 2-27: ALi South Bridge Parallel Port Connections
Signal Name
PP_STROBE_N
PP_DATA0
PP_DATA1
PP_DATA2
PP_DATA3
PP_DATA4
PP_DATA5
PP_DATA6
PP_DATA7
PP_ACK_N
PP_BUSY
PP_PEND
PP_SELECT
PP_AUTOFD_N
PP_ERROR_N
PP_INIT_N
PP_SLCTIN_N
GND
USB Connector Assembly (J3)
The M1535D+ USB is an implementation of the Universal Serial Bus Specification Version 1.0a
(see www.usb.org) that contains two PCI Host Controllers and an integrated Root Hub.
The two USB connectors, A/B, are part of the J3 connector assembly and are USB Type-A
plugs.
DB25 Pin (P1)
1
Strobe
2
Data Bit 0
3
Data Bit 1
4
Data Bit 2
5
Data Bit 3
6
Data Bit 4
7
Data Bit 5
8
Data Bit 6
9
Data Bit 7
10
Acknowledge
11
Busy
12
Paper End
13
Select
14
Autofeed
15
Error
16
Initialize
17
Select In
18, 19, 20, 21, 22,
Ground
23, 24, 25
www.xilinx.com
Detailed Description
Description
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