I have a question about AN-1309 to use external PA.
But, there is a problem to control ATB1, ATB2. Datasheet doesn't describe how to enable ATB1/ATB2 instead of ATB3/ATB4 as shown in below.
How to set logic HIGH for ATB1/ATB2?
Do I need to proceed below CMD_PHY_RX or CMD_PHY_TX?