Bias - Samsung KS57C2308 Manual

MEMORY MAP
LCON
— LCD Output Control Register
Bit
Identifier
Value
RESET
Read/Write
Bit Addressing
.3
.2
.1
.0
NOTES:
1. You can manipulate LCON.0, when you try to turn ON/OFF LCD display internally. If you want to control LCD
ON/OFF or LCD contrast externally, you should set the LCON.0 to "0". refer to chapter 12, if you need more
information.
2. To select the LCD bias, you must properly configure both LMOD register and the external LCD bias circuit
connection.
4-18
3 2
"0" .2
0 0
W W
4 4
LCD Bias Selection Bit
0 This bit is used for internal testing only; always logic zero.
LCD Clock Output Disable/Enable Bit
0 Disable LCDCK and LCDSY signal outputs.
1 Enable LCDCK and LCDSY signal outputs.
Bit 1
0 Always logic zero
LCD Display Control Bit
0 LCD output low, turns display off: cut off current to dividing resistor, and output
port 8 latch contents.
1 If LMOD.3 = "0", turns display off; output port 8 latch contents;
If LMOD.3 = "1", COM and SEG output in display mode; LCD display on.
1 0
"0" .0
0 0
W W
4 4
KS57C2308/P2308/C2316/P2316
F8EH