Keyboard Connector J22; Watchdog And Overtemperature Leds - Kontron CP6500-V User Manual

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Functional Description
2.2.9.1

Watchdog and Overtemperature LEDs

The CP6500-V provides two front LEDs for Overtemperature (TH) and Watchdog (WD) status.
Additionally, if the TH LED remains on during bootup, it indicates a power failure, and if the WD
LED remains on during bootup, it indicates a PCI reset is active. In this case, check the power
supply. If the power supply appears to be functional and this LED remains on, contact Kontron
Modular Computers' Technical Support.
2.2.9.2
Front-I and Front-II General Purpose LEDs
These are two sets of General Purpose LEDs available on the front panel of the CP6500-V
which are designed to indicate the boot-up POST code if required or are available to the appli-
cation as general purpose LEDs. To indicate POST code, J22 must be set. For general purpose
use, J22 must not be set. Together Front-I and Front-II indicate a two-place hexadecimal num-
ber. Front-II is the lower nibble, Front-I is the higher nibble. An one is indicated by a lit LED.
The LSB is 0, the MSB is 7. Default setting is general purpose and all LEDs not lit.
2.2.9.3
Hot Swap LED
On the CP6500-V, a blue HS LED can be switched on or off by software. It may be used, for
example, to indicate that the shutdown process is finished and the board is ready for extraction.
2.2.10
Keyboard/Mouse Interface
The onboard keyboard controller is 8042 software compatible.
The keyboard and mouse port is routed to the CompactPCI rear I/O interface. There is no front
I/O connector available. To connect a keyboard, a separate onboard connector is available.
The mouse port is only available on the CompactPCI rear I/O interface.
The CP6500-V has a 5-pin male pinrow connector J22 for the keyboard interface.
Figure 2-2:

Keyboard Connector J22

The following table provides the pinout for the keyboard connector J22.
Table 2-6:
Keyboard Connector J22 Pinout
PIN
SIGNAL
1
KDATA
2
--
3
GND
4
VCC
5
KCLK
Page 2 - 10
J22
5
FUNCTION
I/O
Keyboard data
I/O
--
--
Ground
--
VCC 5V
--
Keyboard clock
O
© 2005 Kontron Modular Computers GmbH
CP6500-V
1
ID 28945, Rev. 01

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