RA8806
Preliminary Version 1.0
Two Layers Character/Graphic LCD Controller
160-channel
(Common)
Y1~Y160
EIO1
FR
MD
S/C
L/R
160*160 Dot
LCD Panel
LP
DISPOFF
VDD
XCK
DI0~DI7
EIO2
VSS
RA8806
YD
FR
LP
ZDOFF
XCK
160-channel
(Segment)
LD[7:0]
Figure 6-11 : Application Circuit Diagram for 160x160 Panel
Table 6-4 is the RA8806 driver signals mapping to different driver ICs’ pin names. Note, do not need
add any capacitor on these for LCD driver signals. If add external capacitor on these pins to
ground or VDD, then the maximum limitation is 30pF.
Table 6-4 : Driver IC I/F Name vs. RA8806
RA8806
Driver IC I/F Name
Definition of Driver IC I/F
Driver I/F
Data Latch Clock
LP
Latch Pulse in one line
Latch pulse of display data
Data Latch Pulse
LP
LOAD
CL1
Data Shift Clock
CP
Clock pulse for segment shift register
Shift Clock Pulse for X-Drivers
Data Shift Pulse
XCK
YD
SCP
CL2
HSCP
Shift Clock Pulse
Scan Start-up Signal
First Line Marker
Frame Pulse
Frame start signal(First line mark of common
signal)
Synchronous Data
Switch signal to convert LCD drive waveform
into AC
FLM
FR
FRAME
CDATA
DF(M)
FR
D[7:0]
/DISPOFF
/D.OFF
DISP
LCD Data Bus
Display OFF
Display OFF
Display OFF
LD[7:0]
ZDOFF
RAiO TECHNOLOGY INC.
33/174
www.raio.com.tw
RAIO [ RAIO TECHNOLOGY INC. ]
