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ECB-865
ECB-865 User’s Manual 43
3.11.32 Internal Keyboard Connector (J24)
Signal PIN
KCLK 1
KDAT 2
NC 3
GND 4
VCC 5
3.11.33 PS/2 Keyboard Connector (J26)
Signal PIN Signal
NC 6 5 KCLK
VCC 4 3 GND
NC 2 1 KDAT
3.11.34 Signal Description – Int. & PS/2 Keyboard Connector (J24, J26)
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.
3.11.35 PS/2 Mouse Connector (J26)
Signal PIN Signal
MCLK 6 5 NC
VCC 4 3 GND
MDAT 2 1 NC
3.11.36 Signal Description – PS/2 Mouse Connector (J26)
MCLK Bi-directional clock signal used to strobe data/commands from/to the PS/2 mouse.
MDAT Bi-directional serial data line used to transfer data from or commands to the PS/2 mouse.