ra8806 RAIO Technology Inc., ra8806 Datasheet - Page 46

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

Preliminary Version 1.2
RAiO
TECHNOLOGY INC.
Please refer to the following flow chart and the setting examples for applying Interrupt Mode:
(1) Flowchart:
Wait for TP event Mode
( REG[C4h][1:0] = 01 )
Enable Touch Panel
( REG[C0h] B7 = 1 )
Enable TP INT Mask
( REG[C4h] B7 = 1 )
( REG[0Fh] B4 = 1 )
Figure 6-20 : Manual Mode Flowchart for Touch Screen
Set Manual Mode
Other Functions
Start
Ext. INT Event
ISR Termination
46/184
Two Layers Character/Graphic LCD Controller
( REG[C4h][1:0] = 10 )
( REG[C4h][1:0] = 11 )
REG[C2h], REG[C3h] )
Clear TP INT Status
( REG[0Fh] B0 = 0 )
( REG[0Fh] B0 = ? )
Execute Function
( Read REG[C1h],
Check INT Status
Read X, Y-axis
Latch X Data
Latch Y Data
ISR
1
0
www.raio.com.tw
RA8806