Ps/2 Keyboard/Mouse Interface, Connector P2; Flash Rom, U4 - Xilinx ML310 User Manual

Board Hardware

PS/2 Keyboard/Mouse Interface, connector P2

Flash ROM, U4

ML310 User Guide
UG068 (v1.01) August 25, 2004
All manuals and user guides at all-guides.com
The ALi M1535D+ has a built-in PS2/AT Keyboard and PS/2 Mouse controller. The PS/2
Keyboard and Mouse ports are connected to the ALi M1535D+ via standard DIN
connectors contained in the P2 connector assembly. In the event of a short circuit by the
keyboard or mouse device, the 5V power provided to these devices is fuse protected by a
resettable fuse, F1. Please review the ALi M1535D+ Data sheets for more detailed
information.
Table 2-20 shows the PS/2 keyboard and mouse connections to the P2 connector assembly.
Table 2-20: PS/2 Keyboard and Mouse
Signal Name Connector (P2)
KDAT 1
KCLK 5
MDAT 7
MCLK 11
KVCC, MVCC 4, 10
The ALi South Bridge supports 4 Mbit Flash memory interface. The ML310 provides
connectivity to an AM29F040B 4-Megabit (512 K x 8-Bit) Flash (U4) via the ALi M1535D+
ROM interface. Please review the ALi M1535D+ Data sheets for more detailed information.
Table 2-21 shows the connections between the ALi M1535D+ (U15) ROM signals to the
AM29F040B (U4) Flash Memory device. Please review the ALi M1535D+ and AM29F040B
Data sheets, located on the ML310 CDROM, for more detailed information.
Table 2-21: ALi M1535 Flash Memory Interface
Schem Net Name
ROM_WE_N U14
ROM_OE_N T14
ROM_D7 W19
ROM_D6 Y19
ROM_D5 V20
ROM_D4 W20
ROM_D3 Y20
ROM_D2 U18
ROM_D1 U19
ROM_D0 U20
Keyboard Data
Keyboard Clock
Mouse Data
Mouse Clock
Fuse protected power to Keyboard and Mouse
M1535D+ AM29F040B
(U15) (U4)
7
32
29
28
27
26
25
23
22
21
www.xilinx.com
1-800-255-7778
Description
Description
Active Low Write Enable
Active Low Output Enable
Flash Data
R
47