LG 27GL850 Service Manual page 23

LG ELECTRONICS INC. / MONITOR DIVISION
Establish : 2019/03/29
Revision : 1
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.
2
6.6 E PROM Data Read
6.6.1 Signal TABLE
START
6E A
Delay 150ms
START
6F A
‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐
128 Bytes
6.6.2 COMMAND SET
No. Adjustment contents
1 EEPROM READ
2
3
4
5
6
7
8
9
10
11
LM61C ADJUSTMENT SPECIFICATION
CMD(hex)
EEPROM WRITE
50 A 84 A 03
D1 A
CMD(hex)
E7
LEN
E8 94
(84+n)
SrcHTotalH, SrcHTotalL
A CMD A ADH A
ADH(hex) ADL(hex)
A0 0
80
A2 0
80
A4 0
80
A6 0
80
A8 0
80
AA 0
Explanation
16‐Byte Write
n‐byte Write
STOP
ADL A CS A
STOP
Dn A
Explanation
0‐Page 0~7F Read
0‐Page 80~FF Read
1‐Page 0~7F Read
1‐Page 80~FF Read
2‐Page 0~7F Read
2‐Page 80~FF Read
3‐Page 0~7F Read
3‐Page 80~FF Read
4‐Page 0~7F Read
4‐Page 80~FF Read
5‐Page 0~7F Read
LG electronics
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