tests/bluetooth/bsim_bt/bsim_test_adv_chain/prj.conf

CONFIG_BT=y
CONFIG_BT_BROADCASTER=y
CONFIG_BT_OBSERVER=y
CONFIG_BT_EXT_ADV=y
CONFIG_BT_EXT_ADV_MAX_ADV_SET=2
CONFIG_BT_DEVICE_NAME="Broadcaster Multiple"

# Enable Advertising Data chaining in Zephyr Bluetooth LE Controller
CONFIG_BT_CTLR_ADVANCED_FEATURES=y
CONFIG_BT_CTLR_ADV_DATA_CHAIN=y

# Zephyr Bluetooth LE Controller will need to use chain PDUs when AD data
# length > 191 bytes
# - 31 bytes will use 22 bytes for the default name in this sample plus 9 bytes
#   for manufacturer data
# - 191 bytes will use 22 bytes for the default name in this sample plus 169
#   bytes for manufacturer data
# - 277 bytes will use 22 bytes for the default name in this sample plus 255
#   bytes for manufacturer data
CONFIG_BT_CTLR_ADV_DATA_LEN_MAX=1650

# Increase Advertising PDU buffers to number of advertising sets times the
# number of chain PDUs per advertising set when using Zephyr Bluetooth LE
# Controller
CONFIG_BT_CTLR_ADV_DATA_BUF_MAX=2

# Maximum Extended Scanning buffer size
CONFIG_BT_EXT_SCAN_BUF_SIZE=1650

# Set maximum scan data length for Extended Scanning in Bluetooth LE Controller
CONFIG_BT_CTLR_SCAN_DATA_LEN_MAX=1650

# Zephyr Bluetooth LE Controller needs 16 event buffers to generate Extended
# Advertising Report for receiving the complete 1650 bytes of data
CONFIG_BT_BUF_EVT_RX_COUNT=16

# Increase Zephyr Bluetooth LE Controller Rx buffer to receive complete chain
# of PDUs
CONFIG_BT_CTLR_RX_BUFFERS=9