参数资料
型号: SSD1801AV
厂商: Electronic Theatre Controls, Inc.
英文描述: LCD Segment / Common Driver with Controller for Character Display System
中文描述: LCD段/通用驱动器与控制器的字符显示系统
文件页数: 24/42页
文件大小: 762K
代理商: SSD1801AV
SSD1801 Series
Rev 1.1
01/2003
SOLOMON
23
COMMAND TABLE
Table 8 - Command Table
Bit Pattern
Instruction
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
1
X
0
= 00: normal display (POR)
X
1
X
0
= 01: COM0 - COM15 is double height
COM16 - COM23 is normal
X
1
X
0
= 10: 1) 2-line mode: normal display
2) 3-line mode: COM0 -COM7 is normal
COM8 - COM23 is double height
X
1
X
0
= 11: normal display
X
0
= 0: power save OFF (POR)
X
0
= 1: power save ON
X
1
= 0: oscillator OFF (POR)
X
1
= 1: oscillator ON
X
0
= 0: CGROM is selected (POR)
X
0
= 1: CGRAM is selected
X
1
= 0: 1) 2-line mode: COM0 -> COM15 (POR)
2) 3-line mode: COM0 -> COM23 (POR)
X
1
= 1: 1) 2-line mode: COM15 -> COM0
2) 3-line mode: COM23 -> COM0
X
2
= 0: 2-line display mode (POR)
X
2
= 1: 3-line display mode
X
1
X
0
= 00: DDRAM line 1 shows at the first line of LCD (POR).
X
1
X
0
= 01: DDRAM line 2 shows at the first line of LCD.
X
1
X
0
= 10: DDRAM line 3 shows at the first line of LCD.
X
1
X
0
= 11: DDRAM line 4 shows at the first line of LCD.
X
0
= 0: 1/5 bias (POR)
X
0
= 1: 1/4 bias
X
0
= 0: turns off the voltage divider (POR)
X
0
= 1: turns on the voltage divider
X
1
: Don’t care
X
2
= 0: turns off the internal voltage converter and regulator (POR)
X
2
= 1: turns on the internal voltage converter and regulator
X
0
= 0: turns off the display (POR)
X
0
= 1: turns on the display
X
1
= 0: blink off (POR)
X
1
= 1: blink on
X
2
= 0: cursor off (POR)
X
2
= 1: cursor on
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.
0000001X
0
Return Home
000010X
1
X
0
Set Double Height Mode
000011X
1
X
0
Set Power Save Mode / Oscillator Control
00010X
2
X
1
X
0
Function Set
000110X
1
X
0
Set Display Start Line
000111*X
0
Set Bias Control
00100X
2
X
1
X
0
Set Power Control Register
00101X
2
X
1
X
0
Set Display Control
1X
6
X
5
X
4
X
3
X
2
X
1
X
0
Set DD/CGRAM address
010X
4
X
3
X
2
X
1
X
0
Set ICONRAM address / Contrast Control
NOP
Set Test Mode
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
will occur.
2. “*” : Don’t care.
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