Electronic Components Datasheet Search
  English  ▼

Delete All
ON OFF
ALLDATASHEET.COM

X  

Preview PDF Download HTML

ST7920 Datasheet(PDF) 16 Page - Sitronix Technology Co., Ltd.

Part No. ST7920
Description  Chinese Fonts built in LCD controller/driver
Download  49 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  SITRONIX [Sitronix Technology Co., Ltd.]
Direct Link  http://www.sitronix.com.tw
Logo SITRONIX - Sitronix Technology Co., Ltd.

ST7920 Datasheet(HTML) 16 Page - Sitronix Technology Co., Ltd.

Back Button ST7920 Datasheet HTML 12Page - Sitronix Technology Co., Ltd. ST7920 Datasheet HTML 13Page - Sitronix Technology Co., Ltd. ST7920 Datasheet HTML 14Page - Sitronix Technology Co., Ltd. ST7920 Datasheet HTML 15Page - Sitronix Technology Co., Ltd. ST7920 Datasheet HTML 16Page - Sitronix Technology Co., Ltd. ST7920 Datasheet HTML 17Page - Sitronix Technology Co., Ltd. ST7920 Datasheet HTML 18Page - Sitronix Technology Co., Ltd. ST7920 Datasheet HTML 19Page - Sitronix Technology Co., Ltd. ST7920 Datasheet HTML 20Page - Sitronix Technology Co., Ltd. Next Button
Zoom Inzoom in Zoom Outzoom out
 16 / 49 page
background image
ST7920
V4.0
16/49
2008/08/18
Instructions
ST7920 offers basic instruction set and extended instruction set:
Instruction Set 1: (RE=0: Basic Instruction)
Code
Inst.
RS
RW DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
Description
Exec time
(540KHZ)
Display
Clear
0
0
0
0
0
0
0
0
0
1
Fill DDRAM with "20H" and set DDRAM address counter (AC)
to "00H".
1.6 ms
Return
Home
0
0
0
0
0
0
0
0
1
X
Set
DDRAM address counter (AC) to "00H", and put cursor
to origin ;the content of DDRAM are not changed
72 us
Entry Mode
Set
0
0
0
0
0
0
0
1
I/D
S
Set cursor position and display shift when doing write or read
operation
72 us
Display
Control
0
0
0
0
0
0
1
D
C
B
D=1:
Display ON
C=1:
Cursor ON
B=1:
Character Blink ON
72 us
Cursor
Display
Control
0
0
0
0
0
1
S/C R/L
X
X
Cursor position and display shift control; the content of
DDRAM are not changed
72 us
Function
Set
0
0
0
0
1
DL
X
0
RE
X
X
DL=1
8-bit interface
DL=0
4-bit interface
RE=1: extended instruction
RE=0: basic instruction
72 us
Set
CGRAM
Address.
0
0
0
1
AC5 AC4 AC3 AC2 AC1 AC0
Set CGRAM address to address counter (AC)
Make sure that in extended instruction SR=0 (scroll or
RAM address select)
72 us
Set
DDRAM
Address.
0
0
1
0
AC6
AC5 AC4 AC3 AC2 AC1 AC0
Set DDRAM address to address counter (AC)
AC6 is fixed to 0
72 us
Read
Busy Flag
(BF) & AC.
0
1
BF AC6 AC5 AC4 AC3 AC2 AC1 AC0
Read busy flag (BF) for completion of internal operation, also
Read out the value of address counter (AC)
0 us
Write RAM
1
0
D7
D6
D5
D4
D3
D2
D1
D0
Write data to internal RAM
(DDRAM/CGRAM/GDRAM)
72 us
Read RAM
1
1
D7
D6
D5
D4
D3
D2
D1
D0
Read data from internal RAM
(DDRAM/CGRAM/GDRAM)
72 us


Html Pages

1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19  20  21  22  23  24  25  26  27  28  29  30  31  32  33  34  35  36  37  38  39  40  41  42  43  44  45  46  47  48  49 


Datasheet Download

Go To PDF Page


Link URL




Privacy Policy
ALLDATASHEET.COM
Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Datasheet Upload   |   Contact us   |   Privacy Policy   |   Link Exchange   |   Manufacturer List
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn