ks0070b Samsung Semiconductor, Inc., ks0070b Datasheet - Page 22

• Manufacturer Part Number: ks0070b
• Description: 16com / 80seg Driver & Controller For Dot Matrix Lcd
• Manufacturer: Samsung Semiconductor, Inc.

KS0070B
Table 5. Instruction Table
* NOTE : When you make an MPU program with checking the Busy Flag (DB7), it must be necessary 1/2Fosc
OFF Control
Display Shift
Set CGRAM
Set DDRAM
Display ON/
Entry Mode
Read Busy
Read Data
Write Data
Instruction
from RAM
Cursor or
Function
Address
Address
Address
flag and
to RAM
Display
Return
Home
Clear
Set
Set
for executing the next instruction by falling E signal after the Busy Flag (DB7) goes to “0”.
RS R/WDB7DB6DB5DB4DB3DB2DB1DB0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
1
0
1
BF AC6AC5AC4AC3AC2AC1AC0
D7 D6 D5 D4 D3 D2 D1 D0
D7 D6 D5 D4 D3 D2 D1 D0
0
0
0
0
0
0
0
1 AC6AC5AC4AC3AC2AC1AC0
Instruction Code
0
0
0
0
0
0
1 AC5AC4AC3AC2AC1AC0
0
0
0
0
0
1
16COM / 80SEG DRIVER & CONTROLLER FOR DOT MATRIX LCD
DL N
0
0
0
0
1 S/C R/L ×
0
0
0
1
D
0
0
1
F
I/D SH
C
0
1
×
B
1
×
×
×
counter.
if shifted.
Set display (D), cursor (C), and blinking
Set cursor moving and display shift
Write “20H” to DDRAM and set
DDRAM address to “00H” from AC.
Set DDRAM address to “00H” from AC
and return cursor to its original position
Assign cursor moving direction and
enable the shift of entire display .
of cursor (B) on/off control bit.
control bit, and the direction, without
changing of DDRAM data.
Set interface data length (DL : 4-bit/8-
bit), numbers of display line (N : 1-line/
2-line, Display font type (F:0 ...)
Set CGRAM address in address
counter.
Set DDRAM address in address
Whether during internal operation or
not can be known by reading BF.
The contents of address counter can
also be read.
Write data into internal RAM
(DDRAM/CGRAM).
Read data from internal RAM
(DDRAM/CGRAM).
Description
Execution
270 kHz)
1.53 ms
1.53 ms
(fosc =
39 s
39 s
39 s
39 s
39 s
39 s
43 s
43 s
Time
0 s