S3C8245/P8245/C8249/P8249 CONTROL REGISTER
4-17
LMOD LCD Mode Control Register D1H Set 1
Bit Identifier .7 .6 .5 .4 .3 .2 .1 .0
nRESET Value 00000000
Read/Write R/W R/W R/W R/W R/W R/W
Addressing Mode Register addressing mode only
.7.6Not used for the S3C8245/C8249
.5–.4LCD Clock (LCDCK) Frequency Selection Bits
0 0 32.768 kHz watch timer clock (fw)/29 = 64 Hz
0 1 32.768 kHz watch timer clock (fw)/28 = 128 Hz
1 0 32.768 kHz watch timer clock (fw)/27 = 256 Hz
1 1 32.768 kHz watch timer clock (fw)/26 = 512 Hz
.3–.0Duty and Bias Selection for LCD Display
0xxxLCD display off (COM and SEG output low)
10001/4 duty, 1/3 bias
10011/3 duty, 1/3 bias
10111/3 duty, 1/2 bias
10101/2 duty, 1/2 bias
11x x Static