SLAU823 October 2019 TMUXHS4212
The TMUXHS4212 is controlled by an active-low enable signal and a port select signal. Jumper J8 is used to enable or disable the switch. Jumper J7 controls the port selection: Port A to Port B, or Port A to Port C. Both jumpers and their operational positions are labeled with silkscreens on the EVM for ease of use.