LG DP372D - Page 23

3-12
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Only for training and service purposes
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RXD
TxD
3.3V
CN101
CON4_2.0MM_DIP
CN101
CON4_2.0MM_DIP
1
2
3
4
1-3. RS232 waveform during procedure(Downloading)
1-4. EEPROM SCK
FIG 1-3
4
5
SDA
SCL
SD33
U203
EEPROM 24C02
SOP8
U203
EEPROM 24C02
SOP8
NC
1
NC
2
NC
3
GND
4
SDA
5
SCL
6
WP
7
VCC
8
R210
1K
R210
1K
R209
1K
R209
1K
C210
104
C210
104
FIG 1-4
6
6
4
5
TXD
RXD