ra8806 RAIO Technology Inc., ra8806 Datasheet - Page 42

• Manufacturer Part Number: ra8806
• Description: Two Layers Character/graphic Lcd Controller
• Manufacturer: RAIO Technology Inc.

Preliminary Version 1.2
RAiO
TECHNOLOGY INC.
RA8806 provides 2 modes (Auto and Manual) for touch panel application.
Operation
Manual
mode
Auto
detection
Interrupt
Interrupt
Polling
Event
Figure 6-18 : RA8806 Touch Panel Circuit
RA8806
RA8806
When touch event happens, Read the corresponding X, Y
coordination.
When touch event happens, Read the corresponding X, Y
coordination.
Polling the touch event, and read the corresponding X, Y
coordination.
X1
X1
X1
X2
X2
X2
Y1
Y1
Y1
Y2
Y2
Y2
VDD
VDD
Table 6-10
42/184
39Kohm
39Kohm
0.01μF x 4
0.01μF x 4
Two Layers Character/Graphic LCD Controller
Description
YU
YU
YU
YD
YD
YD
Touch Panel
Touch Panel
Touch Panel
XL
XL
XL
XR
XR
XR
www.raio.com.tw
RA8806