6. Interface Pin Function
Pin No. Symbol Level Description
1 Vss 0V Ground
2 Vdd 3.3V Supply voltage for logic
3 /RES H/L Hardware Reset pin
4 D/C H/L H: Data; L: Command.
5 CS H/L Chip select pin
6 RW H/L 8080: data write enable pin
6800: Read/Write select pin
7 E H/L 8080: data read enable pin
6800: Read/Write enable pin
8 DB0 H/L Data bus line
9 DB1 H/L Data bus line
10 DB2 H/L Data bus line
11 DB3 H/L Data bus line
12 DB4 H/L Data bus line
13 DB5 H/L Data bus line
14 DB6 H/L Data bus line
15 DB7 H/L Data bus line
16
NC/
VCC
-
H/L
NC:No connection
VCC: Analog power control(DC +17V)

