LG Flatron 27UD68P Service Manual page 28

EDID SN UPDATE
6.5. EEPROM Data Write
6.5.1 Siganl TABLE
START 6E A
Data_1
LEN : 84h+Bytes
CMD : E8h
2
ADH : E PROM Slave Address(A0,A2,A4,A6,A8,AA,AC,AE), Not 00h(Reserved by Buffer To EEPROM)
2
ADL : E PROM Sub Address(00~FF)
Data : Write data
Delay : 20ms
6.5.2. Command Set
No. Adjustment contents
1
2
* Use
FOS Default write :
<14mode data> write
SyncFlags,HPeriodH, HPeriodL, VtotalH,VtotalL,
SrcHStartH, SrcHStartL, SrcVStartH,SrcVStartL, HsyncPhase
Temporary Data write: Write to particular address of EEPROM.
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
0x77
50 A 84+n A
A . . . Data_n
EEPROM WRITE
0 0x01~0x02
03 A CMD A ADH
A CS A STOP
CMD(hex) LEN
E8 94
(84+n)
SrcHTotalH, SrcHTotalL
- 28 -
03: Spanish
04: Italian
05: Swedish,
06:Finnish
07: Portuguese
08: Brazil
09: Polish
0A: Russian
0B: Greek
0C: Ukrainian
0D: Chinese
0E:Japanese
0F: Korean
0x01 : HDMI1
0x02 : HDMI2
A ADL A
Delay 20m
Explanation
16-Byte Write
n-byte Write
LGE Internal Use Only