Internal keyboard connector (jatkb), Front panel connector (jfrnt), 11 front panel connector (jfrnt) – Intel ECB-870 User Manual
Page 46
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User’s Manual
34 ECB-870 User’s Manual
3.10.9 Internal Keyboard Connector (JATKB)
Signal
PIN
KCLK
1
KDAT
2
NC
3
GND
4
VCC
5
3.10.10 Signal Description – Internal Keyboard Connector (JATKB)
KCLK
Bi-directional clock signal used to strobe data/commands from/to the PC-AT keyboard.
KDAT
Bi-directional serial data line used to transfer data from or commands to the PC-AT
keyboard.
3.10.11 Front Panel Connector (JFRNT)
Signal
PIN
Signal
ACPI+
1 2
NC
GND
3 4
VCC+
GND
5 6
NC
Reset
7 8
GND
NC
9 10
KBLCK
VCC+
11
12
GND
Active
13
14
NC
NC
15
16
VCC
PWRBT
17
18
NC
GND
19
20
NC
NC
21
22
SPKIN
NC
23
24
NC
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