Keypad - LG KS660 Service Manual

3. TECHNICAL BRIEF

3.8. Keypad

The keypad interface is a peripheral which can be used for scanning keypads up to 3 rows (outputs from
Port Control Logic) and 4columns (inputs to PCL). The number of rows and columns depend on settings
of the PCL.
END KEY
END_KEY
LGE Internal Use Only
VBAT
END
< Fig 15. Key pad part key matrix >
- 40 -
KEYPAD
SEND700
KEY_ROW1
TOGGLE
KEY_ROW2
KEY_COL0
KEY_COL1
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
MENU701