Pin No. |
기호 |
기능 |
1 |
IRS |
Selects the resistors for the V0 voltage level adjustment |
2 |
/HPM |
Control power supply for LCD “H”: Normal mode, “L”: High power mode |
3 |
P/S |
Selects the interface type: Serial or Parallel. |
4 |
C86 |
Interface selection 6800/8080 |
5 |
VR |
LCD Contrast Adjustment when IRS = “L” |
6~10 |
V0~V4 |
Bias voltage levels for LCD driving |
11 |
VRS |
This is the internal-output VREG power supply for the LCD power supply voltage regulator. |
12 |
CAP4+ |
DC/DC voltage converter. |
13 |
CAP2- |
DC/DC voltage converter. |
14 |
CAP2+ |
DC/DC voltage converter. |
15 |
CAP1+ |
#N/A |
16 |
CAP1- |
DC/DC voltage converter. |
17 |
CAP3+ |
DC/DC voltage converter. |
18 |
CAP5+ |
DC/DC voltage converter |
19 |
Vout |
Positive Voltage output |
20 |
VSS |
Ground |
21 |
VDD |
Power supply for logic |
22~29 |
D7~D0 |
#N/A |
30 |
/RD(E) |
8080 family: Read signal, 6800 family: Enable clock |
31 |
/WR(RW) |
8080 family: Write signal, 6800 family: Read/Write signal |
32 |
A0 |
Data/ Instruction select signal |
33 |
/RES |
Controller reset signal, Active Low |
34 |
/CS1 |
This is the chip select signal. |