sb components Raspberry Pi Serial Expansion HAT, Provides I2C Interface & 2-Channel UART HAT for Raspberry Pi 4B/3B+/3B/2B/B+/A+/Zero and Zero W | Serial HAT for Raspberry Pi
- Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards..
- Onboard SC16IS752, expands 2-ch UART and 8 programmable GPIO through I2C, no extra pin required..
- It is stackable up to 16 this modules by setting the address jumper, that means up to 32-ch UART..
- Onboard multi LEDs for indicating the UART working status..
- Reserved I2C control pins, allows to work with other control boards.