ks0070b Samsung Semiconductor, Inc., ks0070b Datasheet - Page 28

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

KS0070B
BIAS VOLTAGE DIVIDE CIRCUIT
INITIALIZING
When the power is turned on, KS0070B is initialized automatically by the power on reset circuit.
During the initialization, the following instructions are executed, and BF(Busy Flag) is kept “1”(busy state) to
(1) Display Clear instruction
(2) Set Functions instruction
(3) Control Display ON/OFF instruction
(4) Set Entry Mode instruction
the end of initialization.
Write “20H” to all DDRAM
F = 0 : 5 7 font type
DL = 1 : 8-bit bus mode
N = 0 : 1-line display mode
D = 0 : Display OFF
C = 0 : Cursor OFF
B = 0 : Blink OFF
I/D = 1 : Increment by 1
SH = 0 : No entire display shift
GND OR OTHER
1) 1/4 bias, 1/8 OR 1/11 duty
VOLTAGE
VDD
R
R
R
R
VDD
V1
V2
V3
V4
V5
KS0070B
16COM / 80SEG DRIVER & CONTROLLER FOR DOT MATRIX LCD
2) 1/5 bias, 1/16 OR 1/11 duty
GND OR OTHER
VOLTAGE
VDD
R
R
R
R
R
VDD
V1
V2
V3
V4
V5
KS0070B