HD66724 Datasheet, PDF (84/117 Pages) Hitachi Semiconductor – (Graphics LCD Controller/Driver with Key Scan Function)

HD66724/HD66725
Setting Instructions (Graphics Display Mode: GR = 1, 3-Line Display: NL2-0 = 011)
Scroll up display
R/W RS DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
0 0 0 1 0 0 1 0 0 0 SN2 – SN0 = 000
0 0 0 1 0 1 0 0 0 0 ^{SL2 – SL0 = 000}
(1st raster-row of 1st line displayed at the top)
Set 72 x 32-dot initial display data to CGRAM
*1st to 3rd lines are being displayed
0 0 0 1 0 1 0 0 1 0 Scroll up 2 raster-rows
CPU Wait
(3rd raster-row of 1st line displayed at the top)
0 0 0 1 0 1 0 1 0 0 Scroll up 4 raster-rows
CPU Wait
(5th raster-row of 1st line displayed at the top)
0 0 0 1 0 1 0 1 1 0 ^{Scroll up 6 raster-rows}
(7th raster-row of 1st line displayed at the top)
CPU Wait
0 0 0 1 0 0 1 0 0 1 SN2 – SN0 = 001
0 0 0 1 0 1 0 0 0 0 SL2 – SL0 = 000
(1st raster-row of 2nd line displayed at the top)
Update 1st-line (address 000H to 047H) display data in CGRAM
*2nd to 4th lines are being displayed
0 0 0 1 0 1 0 0 1 0 Scroll up 10 raster-rows
CPU Wait
(3rd raster-row of 2nd line displayed at the top)
0 0 0 1 0 1 0 1 0 0 ^{Scroll up 12 raster-rows}
(5th raster-row of 2nd line displayed at the top)
CPU Wait
0 0 0 1 0 1 0 1 1 0 Scroll up 14 raster-rows
CPU Wait
(7th raster-row of 2nd line displayed at the top)
0 0 0 1 0 0 1 0 1 0 SN2 – SN0 = 010
0 0 0 1 0 1 0 0 0 0 SL2 – SL0 = 000
(1st raster-row of 3rd line displayed at the top)
Update 2nd-line (address 100H to 147H) display data in CGRAM
*3rd, 4th, and 1st lines are being displayed
0 0 0 1 0 1 0 0 1 0 Scroll up 18 raster-rows
CPU Wait
(3rd raster-row of 3rd line displayed at the top)
0 0 0 1 0 1 0 1 0 0 Scroll up 20 raster-rows
CPU Wait
(5th raster-row of 3rd line displayed at the top)
Figure 47 Setting Instructions for Vertical Smooth Scroll (Graphics Display Mode)
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