ST2202A
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TABLE 16-4 LCD Screen Width Register
Address Name R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Default
$043 LXMAX
R/Wꢀ XM[7]ꢀ
XM[6]ꢀ
XM[5]ꢀ
XM[4]ꢀ
XM[3]ꢀ
XM[2]ꢀ
XM[1]ꢀ
XM[0]ꢀ 0000ꢀ0000ꢀ
ꢀ
Bitꢀ7~0:ꢀ ꢀ XM[7:0]ꢀ:ꢀLCDꢀscreenꢀwidthꢀ
LCDꢀscreenꢀwidthꢀ=ꢀLXMAXꢀ*ꢀ8ꢀ
16.4.4 LCD Screen Height Register
TheꢀLCDꢀscreenꢀheightꢀregisterꢀ(LYMAX)ꢀisꢀusedꢀtoꢀspecifyꢀtheꢀweightꢀofꢀtheꢀLCDꢀpanelꢀinꢀpixels.ꢀ ꢀ
ꢀ
TABLE 16-5 LCD Screen Height Register
Address Name R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Default
$044 LYMAX
R/Wꢀ YM[7]ꢀ
YM[6]ꢀ
YM[5]ꢀ
YM[4]ꢀ
YM[3]ꢀ
YM[2]ꢀ
YM[1]ꢀ
YM[0]ꢀ 0000ꢀ0000ꢀ
ꢀ
Bitꢀ7~0:ꢀ ꢀ YM[7:0]ꢀ:ꢀLCDꢀscreenꢀheightꢀ
LCDꢀscreenꢀheightꢀ=ꢀLYMAXꢀ*ꢀ2ꢀ
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16.4.5 LCD Panning Offset Register
TheꢀLCDꢀpanningꢀoffsetꢀregisterꢀ(LPAN)ꢀisꢀusedꢀtoꢀcontrolꢀhowꢀmanyꢀpixelsꢀtheꢀpictureꢀisꢀshiftedꢀtoꢀtheꢀleft.ꢀValuesꢀfromꢀ0ꢀtoꢀ7ꢀ
canꢀbeꢀfilledꢀintoꢀthisꢀregisterꢀtoꢀdenoteꢀtheꢀoffset,ꢀwhileꢀ0ꢀmeansꢀnoꢀpanningꢀcontrol.ꢀ
ꢀ
TABLE 16-6 LCD Panning Offset Register
Address Name R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Default
$045 LPAN
R/Wꢀ
ꢁꢀ
ꢁꢀ
ꢁꢀ
ꢁꢀ
ꢁꢀ
PAN[2]ꢀ PAN[1]ꢀ PAN[0]ꢀ ꢁꢀꢁꢀꢁꢀꢁꢀꢁ000ꢀ
ꢀ
Bitꢀ2~0:ꢀ ꢀ PAN[2:0]ꢀ:ꢀLCDꢀpanningꢀoffsetꢀfromꢀzeroꢀtoꢀ7ꢀpixelsꢀmax.ꢀ
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16.4.6 LCD Control Register
TheꢀLCDꢀcontrolꢀregisterꢀ(LCTR)ꢀcontrolsꢀtheꢀenablingꢀswitchꢀofꢀLCDC,ꢀdisplayꢀpanelꢀon/offꢀorꢀreverseꢀandꢀtheꢀPWMꢀcontrastꢀ
controlꢀblock.ꢀ
TABLE 16-7 LCD Control Register
Address Name R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Default
$047 LCTR
R/Wꢀ LPWRꢀ
BLNKꢀ
REVꢀ
ꢁꢀ
ꢁꢀ
ꢁꢀ
ꢁꢀ
ꢁꢀ
100ꢁꢀꢁꢀꢁꢀꢁꢀꢁꢀ
ꢀ
Bitꢀ7:ꢀ ꢀ LPWRꢀ:ꢀLCDCꢀenable/disableꢀbitꢀ
0
ꢀ=ꢀEnableꢀLCDCꢀ(
signalꢀoutputsꢀhighꢀlevel)
POFF
POFF
1ꢀ=ꢀDisableꢀLCDCꢀ(
signalꢀoutputsꢀlowꢀlevel)ꢀ
ꢀ
ꢀ
Bitꢀ6:ꢀ ꢀ BLNKꢀ:ꢀLCDꢀdisplayꢀON/OFFꢀbitꢀ
0
ꢀ=ꢀLCDꢀdisplayꢀonꢀ(
signalꢀoutputsꢀcontrastꢀcontrolꢀsignal)ꢀ
signalꢀoutputsꢀlowꢀlevel)ꢀ
BLANK
BLANK
1ꢀ=ꢀLCDꢀdisplayꢀoffꢀ(
Bitꢀ5:ꢀ ꢀ REVꢀ:ꢀLCDꢀdisplayꢀreverseꢀ ꢀ
ꢀ=ꢀNormalꢀdisplayꢀ
1ꢀ=ꢀReverseꢀdisplayꢀ
0
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Verꢀ2.5ꢀ
44
/75
ꢀ
9/16/2008ꢀ
SITRONIX [ SITRONIX TECHNOLOGY CO., LTD. ]
