ra8806 RAIO Technology Inc., ra8806 Datasheet - Page 13

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

Preliminary Version 1.2
RAiO
5-2
STATUS Register (RS = 1, ZWR = 1)
REG [00h] Whole Chip LCD Controller Register (WLCR)
TECHNOLOGY INC.
4-3
Bit
Bit
7
6
5
4
3
7
6
5
2
1
0
Register Description
Memory Write Busy Flag
0 : Not busy.
1 : Busy, when font write or memory clear cycle is running, the busy
SCAN_BUSY
0 : Not busy.
1 : When driver scan logic is not idle(i.e. XCK is active), SCAN_BUSY
SLEEP
0 : Normal mode.
1 : Sleep mode.
NA
Wakeup Status bit
(The same with REG[0Fh] Bit-2.)
KS Status bit
(The same with REG[0Fh] Bit-1.)
TP Status bit
(The same with REG[0Fh] Bit-0.)
Power Mode
0 : Normal Mode. All of the functions of RA8806 are available in this
1 : Sleep Mode. When RA8806 is in Sleep mode, all of functions enter
Linear Decode mode
This bit is used to define the Font ROM address mapping rule. The
standard product is set to 0. And 1 for special application that when
user a want to create a new Mask Code.
0 : BIG5/GB ROM mapping rule.
1 : User-defined ROM mapping rule.
Software Reset
0 : Normal Operation.
1 : Reset all registers except the contents of Display Data RAM (Only
Reserved
Text Mode Selection
0 : Graphical Mode. The written data will be treated as a bit-map
1 : Text Mode. The written data will be treated as an ASCII, BIG5 or
flag = 1.
= 1.
work at Normal mode). When this bit set to “1”, the next MPU
cycle for RA8806 have to wait 3 clocks at least.
pattern.
GB code.
mode.
off mode, except the wake-up trigger block. If wake-up event
occurred, RA8806 would wake-up and return to Normal mode.
Description
Description
13/184
Two Layers Character/Graphic LCD Controller
www.raio.com.tw
Access
Default
R
R
R
R
R
R
R
0
0
0
0
0
RA8806
Access
R/W
R/W
R/W
R/W
R