I2C Port Expander with 8 Open-Drain I/Os
| Pin | Name | Type |
|---|---|---|
| 14 | SCL | input |
| 15 | SDA | bidirectional |
| 3 | AD2 | input |
| 1 | AD0 | input |
| 2 | ~{RST} | input |
| 13 | ~{INT} | output |
| 16 | V+ | power_in |
| 12 | P7 | bidirectional |
| 11 | P6 | bidirectional |
| 10 | P5 | bidirectional |
| 9 | P4 | bidirectional |
| 7 | P3 | bidirectional |
| 6 | P2 | bidirectional |
| 5 | P1 | bidirectional |
| 4 | P0 | bidirectional |
| 8 | GND | power_in |
