add_library(hfp_hf_demo_pins INTERFACE) target_compile_definitions(hfp_hf_demo_pins INTERFACE PICO_AUDIO_I2S_DATA_PIN=9 PICO_AUDIO_I2S_CLOCK_PIN_BASE=10 ) picow_bt_example(hfp_hf_demo pico_btstack_sco_demo_util pico_btstack_sbc_encoder hfp_hf_demo_pins)