19
oREG_Y2
Output
9-bits Y coordinate of second touch point
oREG_TOUCH_COUNT
Output
2-bits touch count. Valid value is 0, 1, or 2.
oREG_GESTURE
Output
8-bits gesture ID (See
Table 3-7
)
I2C_SCLK
Output
Connect to I2C Clock Pin of Touch IC
I2C_SDAT
Inout
Connect to I2C Data Pin of Touch IC
The supported gestures and IDs are shown in
Table 3-7.
Table 3-7 Gestures
Gesture
ID (hex)
One Point Gesture
North 0x10
North-East 0x12
East 0x14
South-East 0x16
South 0x18
South-West 0x1A
West 0x1C
North-West 0x1E
Rotate Clockwise
0x28
Rotate Anti-clockwise
0x29
Click 0x20
Double Click
0x22
Two Point Gesture
North 0x30
North-East 0x32
East 0x34
South-East 0x36
South 0x38
South-West 0x3A
West 0x3C
North-West 0x3E
Click 0x40
Zoom In
0x48
Zoom Out
0x49
Note: The Terasic Multi-Touch IP can also be found under the \IP folder in the system CD as well as
the \IP folder in the reference designs.
Summary of Contents for ALTERA VEEK-MT
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