ra8806 RAIO Technology Inc., ra8806 Datasheet - Page 24

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

Preliminary Version 1.2
RAiO
REG [C3h] Touch Panel Segment/Common Low Byte Data Register (TPZR)
REG [C4h] Touch Panel Control Register 2 (TPCR2)
REG [D0h] PWM Control Register (PCR)
TECHNOLOGY INC.
7-4
3-2
1-0
6-2
1-0
5-4
3-0
Bit
Bit
Bit
7
7
6
Reserved
Touch Panel Y Data Bit[1:0] (Common)
Touch Panel X Data Bit[1:0] (Segment)
TP Manual Mode Enable
1 : Using the manual mode.
0 : Auto mode.
Reserved
Mode selection for TP Manual Mode
00 : IDLE mode: ADC idles.
01 : Wait for TP event, touch panel event could cause the interrupt or
10 : Latch X data, in the phase, X Data can be latched in REG[C1h]
11 : Latch Y data, in the phase, Y Data can be latched in REG[C2h]
PWM enable
1 : Enable
0 : Disable, PWM_OUT level depends on the REG[D0h] Bit-6.
PWM Disable Level
0 : PWM_OUT is Normal L when PWM disable or Sleep mode.
1 : PWM_OUT is Normal H when PWM disable or Sleep mode.
Reserved
PWM Clock Source Divide Ratio
0000 b
0001 b
0010 b
0011 b
1111 b
The “CLK” means system clock. For example, CLK is 8MHz:
0000 b
0001 b
1111 b
:
:
:
:
and REG[C3h].
be read from REG[0Fh] B3.
and REG[C3h].
CLK / 1
CLK / 2
CLK / 4
CLK / 8
CLK / 32768
PWM clock source = 8MHz,
PWM clock source = 4MHz,
PWM clock source = 244Hz.
Description
Description
Description
24/184
Two Layers Character/Graphic LCD Controller
www.raio.com.tw
Default
Default
Default
0000
0000
00h
00
00
00
00
0
0
0
RA8806
Access
Access
Access
R/W
R/W
R/W
R/W
R/W
R
R
R
R
R