9-Bit I2C Nonvolatile I/O Expander Plus Memory
| Pin | Name | Type |
|---|---|---|
| 6 | A0 | input |
| 7 | A1 | input |
| 11 | A2 | input |
| 9 | SDA | bidirectional |
| 10 | SCL | input |
| 8 | VCC | power_in |
| 1 | I/O_0 | bidirectional |
| 2 | I/O_1 | bidirectional |
| 3 | I/O_2 | bidirectional |
| 4 | I/O_3 | bidirectional |
| 5 | I/O_4 | bidirectional |
| 12 | I/O_5 | bidirectional |
| 13 | I/O_6 | bidirectional |
| 14 | I/O_7 | bidirectional |
| 15 | I/O_8 | bidirectional |
| 16 | GND | power_in |
