| PIN |
Symbol |
Description |
| 1 |
C1N |
Negative Terminal of Flying Inverting Capacitor; Connect with C1P (PIN2) via capacitor |
| 2 |
C1P |
Positive Terminal of Flying Inverting Capacitor; Connect with C1N (PIN1) via capacitor |
| 3 |
C2P |
Positive Terminal of Flying Boost Capacitor; Connect with C2N (PIN4) via capacitor |
| 4 |
C2N |
Negative Terminal of Flying Boost Capacitor; Connect with C2P (PIN3) via capacitor |
| 5 |
VBAT |
Battery Power Supply Pin; For DC/DC converter circuit power input |
| 6 |
VSS |
Logic Circuit Ground; Common voltage reference pin |
| 7 |
VDD |
Logic Power Supply Pin; Provides power for core logic operation |
| 8 |
CS |
Chip Select Pin; Active LOW to enable MCU communication |
| 9 |
RES |
Reset Pin; Pull LOW for initialization, keep HIGH during normal operation |
| 10 |
DC |
Data/Command Selection Pin; HIGH = Data mode, LOW = Command mode |
| 11 |
SCL |
I2C Bus Clock Signal Pin; Synchronizes data transmission |
| 12 |
SDA |
I2C Bus Data Signal Pin; Bidirectional data communication channel |
| 13 |
IREF |
Current Reference Pin; For brightness adjustment, connect to VSS via resistor |
| 14 |
VCOMH |
COM Signal High Level Voltage; Reference voltage for display driving |
| 15 |
VCC |
Panel Driving Power Supply Pin; Provides voltage for OLED panel operation |
| 16 |
VSS |
Secondary Ground Pin; Enhances grounding stability and anti-interference performance |