RT PCA9555 headers not soldered

A PCA9555 gpio addon board.

This board has Qwiic/Stemma QT connectors as well as headers available for the I2C connection.

The board is supplied with headers for the input/output connections, I2C address selection and power connector

What you will receive is:
1 x RT_PCA9555 pcb with input/output headers, I2C address headers and power connector soldered in place.

1 x 16 pin white header

1 x 16 pin red header

1 x 16 pin black header

1 x 2x3 pin black header

1 x power connector.  Please advise if you want screw terminal or pluggable header in the "Special Instructions or Order Comments" at checkout.

1 x 50mm (2in) Qwiic cable

More information here.

If you want the headers solder then plese see here

NOTE: If you are using more than one of these boards with DCC-EX you need to add I2C pullup resistors somewhere in your I2C connection.  This is best placed closest to the command station.  If you are using a multiplexor it probably has pullups so nothing needs to be added.