Hi Marc,    I'm doing a module right now using the STM32WB55 (68 Pin ) and the SKY66112-11. I assume there isn't a specific pin to drive the  RX side as we have on the TX side. Inverting the TX pin would do it if there was a sleep pin or indicator to...

Hi Marc, When you say "Ext Pa" do you mean something such as a FEM i.e. SKY66112-11 chip, that is both TX-pa and receive pre-amplifier?Regards, Eugene

Thanks Stephane, I still have aproblem getting the demo to work. I program the following:STM32_Programmer_CLI.exe -c port=usb1 -fwdeletestm32_programmer_cli.exe -c port=usb1 -w stm32wb5x_rfmonitor_phy802_15_4_fw.bin 0x080EA000andstm32_programmer_cli....