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CONTROL REGISTERS
S3C8248/C8245/P8245/C8247/C8249/P8249
4-16
LMOD
— LCD Mode Control Register
D1H
Set 1
Bit Identifier
.7
.6
.5
.4
.3
.2
.1
.0
RESET
RESET
Value
0
0
0
0
0
0
0
0
Read/Write
–
–
R/W
R/W
R/W
R/W
R/W
R/W
Addressing Mode
Register addressing mode only
.7–.6
Not used for the S3C8248/C8245/C8247/C8249
.5–.4
LCD Clock (LCDCK) Frequency Selection Bits
0
0
32.768 kHz watch timer clock (fw)/2
9
= 64 Hz
0
1
32.768 kHz watch timer clock (fw)/2
8
= 128 Hz
1
0
32.768 kHz watch timer clock (fw)/2
7
= 256 Hz
1
1
32.768 kHz watch timer clock (fw)/2
6
= 512 Hz
.3–.0
Duty and Bias Selection for LCD Display
0
x
x
x
LCD display off (COM and SEG output low)
1
0
0
0
1/4 duty, 1/3 bias
1
0
0
1
1/3 duty, 1/3 bias
1
0
1
1
1/3 duty, 1/2 bias
1
0
1
0
1/2 duty, 1/2 bias
1
1
x
x
Static
Summary of Contents for S3C8248
Page 31: ...ADDRESS SPACES S3C8248 C8245 P8245 C8247 C8249 P8249 2 20 NOTES ...
Page 107: ...INTERRUPT STRUCTURE S3C8248 C8245 P8245 C8247 C8249 P8249 5 18 NOTES ...
Page 195: ...INSTRUCTION SET S3C8248 C8245 P8245 C8247 C8249 P8249 6 88 NOTES ...
Page 221: ...I O PORTS S3C8248 C8245 P8245 C8247 C8249 P8249 9 16 NOTES ...
Page 245: ...16 BIT TIMER 0 1 S3C8248 C8245 P8245 C8247 C8249 P8249 12 10 NOTES ...
Page 249: ...WATCH TIMER S3C8248 C8245 P8245 C8247 C8249 P8249 13 4 NOTES ...
Page 267: ...A D CONVERTER S3C8248 C8245 P8245 C8247 C8249 P8249 15 6 NOTES ...
Page 299: ...S3P8245 P8249 OTP S3C8248 C8245 P8245 C8247 C8249 P8249 21 8 NOTES ...
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