Pnl1 Pc Board - Panasonic DP-1820P Service Manual

6.5.4.

PNL1 PC Board

CN220
Refer to SC PC Board CN52.
CN223
PNL1 PCB
Signal Name
Pin No.
CN223-1 CSB1
CN223-2 RESETB
CN223-3 RS
CN223-4 RW_WRB
CN223-5 E_RDB
CN223-6 DB0
CN223-7 DB1
CN223-8 DB2
CN223-9 DB3
CN223-10 DB4
Ver. 1.2
Destination
LCD
+3.3V
LCD
LCD
LCD
+3.3V
LCD
+3.3V
LCD
LCD
LCD
LCD
LCD
Signal Waveform
0V
+3.3V
RESET
0V
+3.3V
0V
0V
0V
+3.3V
0V
+3.3V
0V
+3.3V
0V
+3.3V
0V
+3.3V
0V
284
DP-1520P/1820P/1820E
Function
Chip Select Signal
LCD Driver Reset Signal
Register Selection Control
Signal
LCD Control Signal
Read/Write Execution
Control Signal
Data Signal
Data Signal
Data Signal
Data Signal
Data Signal
SEP 2004