SSD1801AV ETC [List of Unclassifed Manufacturers], SSD1801AV Datasheet - Page 24

• Manufacturer Part Number: SSD1801AV
• Description: LCD Segment / Common Driver with Controller for Character Display System
• Manufacturer: ETC [List of Unclassifed Manufacturers]

COMMAND TABLE
Bit Pattern
0000001X
000010X
000011X
00010X
000110X
000111*X
00100X
00101X
1X
010X
00000000
0011****
Note:
1. Patterns other than that given in Command Table are prohibited to enter to the chip as a command. Otherwise, unexpected result
2. “*” : Don’t care.
23
SSD1801 Series
6
will occur.
X
5
4
X
X
2
2
2
4
3
X
X
X
X
X
1
1
1
0
X
X
X
0
1
1
1
3
2
X
X
X
X
X
0
0
0
0
0
0
2
1
X
X
1
0
X
0
Instruction
Return Home
Set Double Height Mode
Set Power Save Mode / Oscillator Control
Function Set
Set Display Start Line
Set Bias Control
Set Power Control Register
Set Display Control
Set DD/CGRAM address
Set ICONRAM address / Contrast Control
NOP
Set Test Mode
Rev 1.1
01/2003
Table 8 - Command Table
Description
DDRAM address is set to 00h from address counter and the cursor
returns to 00h position
The contents of DDRAM are not changed.
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
DDRAM/ CGRAM address range:
DDRAM: 00h - 3Fh
CGRAM: 40h - 7Fh
ICONRAM address range / Contrast Control Register:
ICONRAM: 00h - 0Fh
Contrast Control Register: 10h
TE: 11h (test byte)
Command for No Operation
Reserved for IC testing. Do Not use.
1
1
1
1
0
0
1
1
0
0
1
1
2
2
1
1
1
1
0
0
0
0
1
2
2
0
0
1
1
2
2
X
X
X
X
X
X
X
X
= 0: power save OFF (POR)
= 1: power save ON
= 0: oscillator OFF (POR)
= 1: oscillator ON
= 0: CGROM is selected (POR)
= 1: CGRAM is selected
= 0: 1) 2-line mode: COM0 -> COM15 (POR)
= 1: 1) 2-line mode: COM15 -> COM0
= 0: 2-line display mode (POR)
= 1: 3-line display mode
= 0: 1/5 bias (POR)
= 1: 1/4 bias
= 0: turns off the voltage divider (POR)
= 1: turns on the voltage divider
: Don’t care
= 0: turns off the internal voltage converter and regulator (POR)
= 1: turns on the internal voltage converter and regulator
= 0: turns off the display (POR)
= 1: turns on the display
= 0: blink off (POR)
= 1: blink on
= 0: cursor off (POR)
= 1: cursor on
0
0
0
0
0
0
0
0
= 00: normal display (POR)
= 01: COM0 - COM15 is double height
= 10: 1) 2-line mode: normal display
= 11: normal display
= 00: DDRAM line 1 shows at the first line of LCD (POR).
= 01: DDRAM line 2 shows at the first line of LCD.
= 10: DDRAM line 3 shows at the first line of LCD.
= 11: DDRAM line 4 shows at the first line of LCD.
2) 3-line mode: COM0 -> COM23 (POR)
2) 3-line mode: COM23 -> COM0
COM16 - COM23 is normal
2) 3-line mode: COM0 -COM7 is normal
COM8 - COM23 is double height
SOLOMON