diff --git a/extmod/btstack/btstack.cmake b/extmod/btstack/btstack.cmake
new file mode 100644
index 0000000000..dd416fcbfb
--- /dev/null
+++ b/extmod/btstack/btstack.cmake
@@ -0,0 +1,60 @@
+set(BTSTACK_LIB_DIR "${MICROPY_DIR}/lib/btstack")
+set(BTSTACK_EXTMOD_DIR "${MICROPY_DIR}/extmod/btstack")
+
+add_library(micropy_extmod_btstack INTERFACE)
+
+target_include_directories(micropy_extmod_btstack INTERFACE
+    ${MICROPY_DIR}/
+    ${MICROPY_PORT_DIR}/
+    ${BTSTACK_EXTMOD_DIR}/
+    ${BTSTACK_LIB_DIR}/src
+    ${BTSTACK_LIB_DIR}/3rd-party/bluedroid/decoder/include
+    ${BTSTACK_LIB_DIR}/3rd-party/bluedroid/encoder/include
+    ${BTSTACK_LIB_DIR}/3rd-party/md5
+    ${BTSTACK_LIB_DIR}/3rd-party/yxml
+)
+
+target_sources(micropy_extmod_btstack INTERFACE
+    ${BTSTACK_LIB_DIR}/platform/embedded/hci_dump_embedded_stdout.c
+    ${BTSTACK_LIB_DIR}/src/ad_parser.c
+    ${BTSTACK_LIB_DIR}/src/ble/gatt-service/ancs_client.c
+    ${BTSTACK_LIB_DIR}/src/ble/att_db.c
+    ${BTSTACK_LIB_DIR}/src/ble/att_db_util.c
+    ${BTSTACK_LIB_DIR}/src/ble/att_dispatch.c
+    ${BTSTACK_LIB_DIR}/src/ble/att_server.c
+    ${BTSTACK_LIB_DIR}/src/ble/gatt-service/battery_service_server.c
+    ${BTSTACK_LIB_DIR}/src/ble/gatt-service/cycling_power_service_server.c
+    ${BTSTACK_LIB_DIR}/src/ble/gatt-service/cycling_speed_and_cadence_service_server.c
+    ${BTSTACK_LIB_DIR}/src/ble/gatt-service/device_information_service_server.c
+    ${BTSTACK_LIB_DIR}/src/ble/gatt-service/heart_rate_service_server.c
+    ${BTSTACK_LIB_DIR}/src/ble/gatt-service/hids_device.c
+    ${BTSTACK_LIB_DIR}/src/mesh/gatt-service/mesh_provisioning_service_server.c
+    ${BTSTACK_LIB_DIR}/src/mesh/gatt-service/mesh_proxy_service_server.c
+    ${BTSTACK_LIB_DIR}/src/ble/gatt-service/nordic_spp_service_server.c
+    ${BTSTACK_LIB_DIR}/src/ble/gatt-service/ublox_spp_service_server.c
+    ${BTSTACK_LIB_DIR}/src/ble/gatt_client.c
+    ${BTSTACK_LIB_DIR}/src/ble/le_device_db_memory.c
+    ${BTSTACK_LIB_DIR}/src/ble/sm.c
+    ${BTSTACK_LIB_DIR}/src/btstack_audio.c
+    ${BTSTACK_LIB_DIR}/src/btstack_base64_decoder.c
+    ${BTSTACK_LIB_DIR}/src/btstack_crypto.c
+    ${BTSTACK_LIB_DIR}/src/btstack_hid_parser.c
+    ${BTSTACK_LIB_DIR}/src/btstack_linked_list.c
+    ${BTSTACK_LIB_DIR}/src/btstack_memory.c
+    ${BTSTACK_LIB_DIR}/src/btstack_memory_pool.c
+    ${BTSTACK_LIB_DIR}/src/btstack_resample.c
+    ${BTSTACK_LIB_DIR}/src/btstack_ring_buffer.c
+    ${BTSTACK_LIB_DIR}/src/btstack_run_loop.c
+    ${BTSTACK_LIB_DIR}/src/btstack_run_loop_base.c
+    ${BTSTACK_LIB_DIR}/src/btstack_slip.c
+    ${BTSTACK_LIB_DIR}/src/btstack_tlv.c
+    ${BTSTACK_LIB_DIR}/src/btstack_tlv_none.c
+    ${BTSTACK_LIB_DIR}/src/btstack_util.c
+    ${BTSTACK_LIB_DIR}/src/hci.c
+    ${BTSTACK_LIB_DIR}/src/hci_cmd.c
+    ${BTSTACK_LIB_DIR}/src/hci_dump.c
+    ${BTSTACK_LIB_DIR}/src/hci_transport_em9304_spi.c
+    ${BTSTACK_LIB_DIR}/src/hci_transport_h4.c
+    ${BTSTACK_LIB_DIR}/src/l2cap.c
+    ${BTSTACK_LIB_DIR}/src/l2cap_signaling.c
+)
diff --git a/extmod/extmod.cmake b/extmod/extmod.cmake
index 8ebaf944f3..59f07b8ae4 100644
--- a/extmod/extmod.cmake
+++ b/extmod/extmod.cmake
@@ -6,6 +6,7 @@ set(MICROPY_OOFATFS_DIR "${MICROPY_DIR}/lib/oofatfs")
 set(MICROPY_SOURCE_EXTMOD
     ${MICROPY_DIR}/shared/libc/abort_.c
     ${MICROPY_DIR}/shared/libc/printf.c
+    ${MICROPY_EXTMOD_DIR}/btstack/modbluetooth_btstack.c
     ${MICROPY_EXTMOD_DIR}/machine_bitstream.c
     ${MICROPY_EXTMOD_DIR}/machine_i2c.c
     ${MICROPY_EXTMOD_DIR}/machine_mem.c