Functional Description
CP605
Page 2 - 34
© 2004 Kontron Modular Computers GmbH
ID 25095, Rev. 07
2509
5.07.UG.VC.041005/14151
8
Legend for Backplane J3 Table
Warning!
The RIO_XXX signals are power supply outputs from the CPU board to supply
the RIO board with power and must not be supplied with external power.
Failure to comply with the above may result in damage to your board.
Table 2-24: Backplane J3 Signal Functions
SIGNAL
DESCRIPTION
CONTROL SIGNALS
SPKR 1)
Speaker output signal; TTL level
BATT 1)
Battery input signal for RTC; max. 3.3V
PRST 1)
Reset input signal; TTL level
USB PORT 0
USB0+/- 2)
USB data differential data signals
SERIAL PORT 3
S3* 3)
Serial port signals; TTL level
SERIAL PORT 4
S4* 4)
Serial port signals; TTL level
MOUSE + KEYBOARD
KDAT 5), KCLK 5)
Keyboard data and clock
PMDAT 5), PMCLK 5)
Mouse data and clock
FD* 7)
Floppy signals
SIDE*8
IDE secondary signals
LPA*
LPB*
Gigabit Ethernet Link A
Gigabit Ethernet Link B
reserved
Reserved for future use