esp32_ble_server: id: ble manufacturer_data: [0x72, 0x4, 0x00, 0x23] manufacturer: ESPHome model: Test services: - uuid: 2a24b789-7aab-4535-af3e-ee76a35cc42d num_handles: 14 advertise: false characteristics: - id: test_notify_characteristic uuid: cad48e28-7fbe-41cf-bae9-d77a6c233423 read: true notify: true value: [0, 1, 2] descriptors: - uuid: cad48e28-7fbe-41cf-bae9-d77a6c111111 value: 123.1 - uuid: 2a24b789-7a1b-4535-af3e-ee76a35cc42d advertise: false characteristics: - id: test_change_characteristic uuid: 2a24b789-7a1b-4535-af3e-ee76a35cc11d read: true value: "Initial" - uuid: 2a24b789-7a1b-4535-af3e-ee76a35cc12d write: true on_write: then: - lambda: |- ESP_LOGD("BLE", "Received: %s", std::string(x.begin(), x.end()).c_str()); - ble_server.characteristic.set_value: id: test_change_characteristic value: !lambda 'return ByteBuffer::wrap({0x00, 0x01, 0x02});' - ble_server.characteristic.notify: id: test_notify_characteristic