Wi-Fi Link Controller Driver Release Notes

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1 Wi-Fi Link Controller Driver Release Notes Introduction This release note describes the software deliveries and features of the ATWILC1000 baremetal driver/ firmware. Deliveries are tested on SAM4S as host MCU using lwip network stack and FreeRTOS as real time operating system using SPI and SDIO buses for ATWILC1000 chip. Prerequisites Hardware prerequisites: Atmel SAM4S Xplained Pro evaluation kit Atmel ATWILC extension Software prerequisites: Atmel Studio 7.0 ATWILC1000 baremetal driver/firmware Third party software used LwIP network Stack Version FreeRTOS Version Microchip Technology Inc. Draft Release Note WSGA-1527A-page 1

2 Table of Contents Introduction...1 Prerequisites ATWILC1000 Host Driver Architecture ATWILC1000 RTOS Features Wi-Fi Throughput SPI Throughput SDIO Throughput Release Revision History ATWILC1000 Baremetal v ATWILC1000 Baremetal v ATWILC1000 Baremetal v ATWILC1000 Baremetal v ATWILC1000 Baremetal v ATWILC1000 Baremetal v ATWILC1000 Baremetal v ATWILC1000 Baremetal v ATWILC1000 Baremetal v ATWILC1000 Baremetal v ATWILC1000 Baremetal v ATWILC1000 Baremetal v ATWILC1000 Baremetal v ATWILC1000 Baremetal v ATWILC1000 Baremetal v ATWILC1000 Baremetal v Limitations Known Issues The Microchip Web Site Customer Change Notification Service...15 Customer Support Microchip Devices Code Protection Feature Legal Notice...16 Trademarks Microchip Technology Inc. Draft Release Note WSGA-1527A-page 2

3 Quality Management System Certified by DNV...17 Worldwide Sales and Service Microchip Technology Inc. Draft Release Note WSGA-1527A-page 3

4 ATWILC1000 Host Driver Architecture 1. ATWILC1000 Host Driver Architecture The ATWILC1000 host driver software is a C library, which provides the host MCU application with necessary APIs to perform Ethernet operations. The following figures show the architecture of the ATWILC1000 host driver software which runs on the host MCU. Figure 1-1. Host Driver Software Architecture for Wi-Fi only Chipsets 2018 Microchip Technology Inc. Draft Release Note WSGA-1527A-page 4

5 ATWILC1000 RTOS Features 2. ATWILC1000 RTOS Features The ATWILC1000 module supports the following features.. 1. Wi-Fi Station (STA) IEEE b/g/n Open, Wired Equivalent Privacy (WEP), Wi-Fi Protected Access (WPA)/WPA2 personal and (WPA)/WPA2 security 2. Wi-Fi Access Point (AP) IEEE b/g/n Open, WEP, WPA/WPA2 personal security Supports eight stations 3. Wi-Fi Protected Setup (WPS) PBC PIN code 4. Wi-Fi direct P2P Client 5. Concurrent modes STA- AP STA- P2P Client AP- P2P Client 6. Power save Beacon monitoring mode Low- power mode when disconnected 2018 Microchip Technology Inc. Draft Release Note WSGA-1527A-page 5

6 Wi-Fi Throughput 3. Wi-Fi Throughput This section provides the results of throughput test for different Wi-Fi modes. The following illustration is the performance test setup for ATWILC1000. Figure 3-1. Performance Test Setup 3.1 SPI Throughput This section provides the results of throughput test for different Wi-Fi modes on SPI interface. Table 3-1. b-mode Throughput Open Security WPA Security WPA2 Security Protocol Uplink DownLink Uplink Downlink Uplink Downlink TCP 5.9 Mbps 5.73 Mbps 5.87 Mbps 5.24 Mbps UDP 7.11 Mbps 4.9 Mbps 7.07 Mbps Table 3-2. g-mode Throughput Open Security WPA Security WPA2 Security Protocol Uplink DownLink Uplink Downlink Uplink Downlink TCP 17.6 Mbps 13.5 Mbps 17.6 Mbps 13.5 Mbps 17.6 Mbps 13.5 UDP 22.1 Mbps 9.95 Mbps 22.1 Mbps 9.99 Mbps 22.1 Mbps 9.98 Table 3-3. n-mode Throughput Open Security WPA Security WPA2 Security Protocol Uplink DownLink Uplink Downlink Uplink Downlink TCP 17.5 Mbps 12.8 Mbps 17.4 Mbps 12.9 Mbps 17.3 Mbps 12.3 UDP 22.1 Mbps 9.89 Mbps 22 Mbps 9.86 Mbps 22.1 Mbps Microchip Technology Inc. Draft Release Note WSGA-1527A-page 6

7 Wi-Fi Throughput Table 3-4. mixed-mode Throughput Open Security WPA Security WPA2 Security Protocol Uplink DownLink Uplink Downlink Uplink Downlink TCP 17.5 Mbps 13 Mbps 17.5 Mbps 12.7 Mbps 17.4 Mbps 12.9 UDP 22.1 Mbps 9.81 Mbps 22 Mbps 9.88 Mbps 22.1 Mbps SDIO Throughput This section provides the results of throughput test for different Wi-Fi modes on SDIO interface. Table 3-5. b-mode Throughput Open Security WPA Security WPA2 Security Protocol Uplink DownLink Uplink Downlink Uplink Downlink TCP 5.93 Mbps 5.64 Mbps 5.89 Mbps 5.63 Mbps 5.84 Mbps 5.59 UDP 7.12 Mbps 4.67 Mbps 7.11 Mbps 4.69 Mbps 7.02 Mbps 4.28 Table 3-6. g-mode Throughput Open Security WPA Security WPA2 Security Protocol Uplink DownLink Uplink Downlink Uplink Downlink TCP 16.1 Mbps 12 Mbps 16.1 Mbps 11.9 Mbps 16.1 Mbps 11.8 UDP 22.8 Mbps 10 Mbps 22.8 Mbps 9.97 Mbps 22.8 Mbps 9.94 Table 3-7. n-mode Throughput Open Security WPA Security WPA2 Security Protocol Uplink DownLink Uplink Downlink Uplink Downlink TCP 16.1 Mbps 11.8 Mbps 16.1 Mbps 11.5 Mbps 16 Mbps 11.3 UDP 22.8 Mbps 9.93 Mbps 22.9 Mbps 9.82 Mbps 22.9 Mbps 9.83 Table 3-8. mixed-mode Throughput Open Security WPA Security WPA2 Security Protocol Uplink DownLink Uplink Downlink Uplink Downlink TCP 16 Mbps 11.6 Mbps 16 Mbps 11.8 Mbps 16.1 Mbps 11.3 UDP 22.9 Mbps 9.87 Mbps 22.8 Mbps 9.85 Mbps 22.9 Mbps Microchip Technology Inc. Draft Release Note WSGA-1527A-page 7

8 Release Revision History 4. Release Revision History 4.1 ATWILC1000 Baremetal v4.2 New features: Notify host with connection attempts to the AP interface with wrong password Updated the error codes associated with the MAC specifications Fixed WPA security hole issue Fixed the issue with P2P mode on channel 6 Updated Software Design Guide and APIs cleanup Fixed WPS connection issue Removed support for Bluetooth Classic Workaround for deauth reason code 0x0002 IoP issue Remove AP from scan results if connection timed out DUT is not reconnecting when router changes channel while restarting WPS not working with release v4.1 Notify host of connection attempts with incorrect password to AP interface Merge autorate improvements from ATWINC1500 Investigate, replicate and mitigate 'krakattack' M3 replay vulnerability ATWILC1000 RTOS Driver 4.1 returning unknown error codes from the firmware ATWILC1000 RTOS driver version 4.1 warnings P2P mode is not connecting in channel 6 Failure to bridge host Tx packets if it has different MAC address Intermittent WPS failures Count packets that fails all retransmission for autorate 4.2 ATWILC1000 Baremetal v4.1 New features: Control beacon intervals from application layer APIs to enable/disable multicast filtering API to limit the number of supported stations Fix for disabling AP that was broken in 4.0 Fix for bug where all clients are disconnected from ATWILC1000 AP when one client is disconnected Option to run ATWILC1000 firmware from internal flash when using ATWILC1500/ATWINC3400 hardware Fix for P2P client Fix for ATWILC1000 AP to support eight stations Design guide update and API cleanup 2018 Microchip Technology Inc. Draft Release Note WSGA-1527A-page 8

9 Release Revision History ATWILC1000 sometimes does not advertise Wi-Fi disable AP does not support ATWILC Adapt new PS mechanism from ATWINC Add SPI Enhancements from ATWINC1500 STA disconnects from ATWILC1000 AP, when another STA is disconnected Adjust SDIO internal pull ups Unreliable connection of hidden SSID networks Ping operation with more than 1536 packet size breaks the ATWILC1000+ SAMV71 Fix to meet EVM specifications on CH10 ETSI Certification support to implement per channel Rx RSSI offset AP MAC_CONNECTED notification is inconsistent Log firmware SVN revision number Set maximum Tx rate Optimize monitor mode path Run ATWILC1000 firmware from ATWINC1500/ATWINC3400 internal flash Control beacon interval as application input Add API to enable/disable multicast filtering Add API to limit the number of supported stations Verify P2P client connection Failure to connect to some APs in WPA/WPA2 mixed mode ATWILC1000 baremetal driver version 4.0: SoftAP supports only four associated stations AP acknowledges packets after being disabled 4.3 ATWILC1000 Baremetal v4.0 Support for dual MAC addresses for concurrency Optimized firmware/hardware interface with single DMA transaction per packet, instead of three Support HT capabilities when connecting to n APs Support for WEP security Support for WPA/WPA2 security for AP interface Support for ATWILC1000 SDIO Support hidden SSID for AP interface Eliminated lint errors from Wi-Fi firmware Phased out ATWILC1000 RevA parts Use second hardware MAC address on supported Application-Specific Integrated Circuit (ASIC) Use second hardware MAC address Driver/firmware interface enhancement Driver/firmware interface enhancement - Rx path Driver/firmware interface enhancement - Tx path Eliminate buffer copying in Tx path Integrate Rx and Tx path enhancements Implement OTP MAC address API 2018 Microchip Technology Inc. Draft Release Note WSGA-1527A-page 9

10 Release Revision History HT capabilities are not parsed from association request Failure to enable WPA2 AP WEP Security is not supported Connection failed with WEP-Shared with WEP-40 and WEP-104 key configurations SDIO support for ATWILC1000 Modify m2m_wifi_get_mac_address() API to comply with using two MAC addresses Add support for PCLint Static Code Analysis tool Fix firmware lint errors ATWILC1000 transmitted beacons are malformed when using two mac addresses Failure in STA and AP interfaces when using ATWILC1000 SPI wing boards with power-save enabled Exclude CTS failures from autorate calculations Firmware download sequence is not correct Use DMA buffer for block transfers Set Tx Power API is not working correctly Phase out ATWILC1000 RevA (RTOS) Apply action items from ATWILC3000/ATWINC3400 regarding dump comparison Remove legacy options WILC_DISABLE_PMU, WILC_EXT_PA_INV_TX_RX and M2M Use fixed point calculations AP hidden SSID 4.4 ATWILC1000 Baremetal v3.6 Change Dgain LUT by patching the firmware Use XO offset from effuse Apply 11b transceiver settings STA disconnects during 72 hours Rx test Clock status check for ATWILC1000 SDIO is not correct Merge RF settings from ATWILC1000 Linux Update RF and Phy settings to match ATWINC1500 and ATWILC1000 Linux Big endian support for m2m_wifi APIs 4.5 ATWILC1000 Baremetal v3.5 Fix scan while AP is started Fix firmware when stopped at error 12 Fix wrong percentage in Rx stats logging Aligning host DMA buffers in SDIO layer Avoid disconnection after GATT request timeout Frame spacing interval fails 2018 Microchip Technology Inc. Draft Release Note WSGA-1527A-page 10

11 Release Revision History 4.6 ATWILC1000 Baremetal v3.4 SDIO porting example for SAM4s Add error handling in the SPI if the command does not equal the response till the timeout Added SDIO interface support for SAM4S MCU Fix unaligned buffers issue for SDIO 4.7 ATWILC1000 Baremetal v3.3 Fix regression starts on release 3.0 on connection to open security AP Send fixed data lengths to the host for the same frame regardless of the security of the AP in the parsed option of the Monitor mode Fix connection issue when one ATWILC1000 in station mode tries to connect to another ATWILC1000 in AP mode Send the correct MAC address in the connect notification in case of SoftAP secured mode 4.8 ATWILC1000 Baremetal v3.1 Fix the issue with version mismatch Add the API to change channel in the monitor mode Enable the PS (Power Save) mode 4.9 ATWILC1000 Baremetal v3.0 Added support for enterprise security in the station mode 4.10 ATWILC1000 Baremetal v2.5 Supports to receive the frames in the monitor mode with the MAC header 4.11 ATWILC1000 Baremetal v2.4 Fixed error in the request enumeration base numbers Added support for the monitor mode 4.12 ATWILC1000 Baremetal v2.3 Send interrupt on each transmitted packet from the host to firmware 2018 Microchip Technology Inc. Draft Release Note WSGA-1527A-page 11

12 Release Revision History Add an API to set the scan list Filter APs from the scan result that are seen off the user channel list 4.13 ATWILC1000 Baremetal v2.1 Added support for P2P group connect - To connect to an existing established group, enable the P2P and then use the normal connect API with security type set to open Added support for P2P device search - To search for P2P devices and GOs, enable the P2P and then use the scan API m2m_wifi_request_scan_ssid with ssid set to "DIRECT-", a new parameter is added in the structure tstrm2mwifiscanresult which is au8devicename to distinguish between different peers who all have the same SSID "DIRECT-" Events are not implemented for the concurrent mode (STA + AP) 4.14 ATWILC1000 Baremetal v2.0 Added support to station WPS Added concurrent P2P client feature Fixed a bug in sending probe responses in the station mode Added an API to get the connection information in the softap mode 4.15 ATWILC1000 Baremetal v1.1 Added new API to scan for a specific SSID Fixed missing AP from scan result that filters the ATWILC1000 MAC address Fixed connect-disconnect issue Fixed corrupted print on serial debug Fixed a bug on SoftAP mode that causes data frames to send with zero MAC address in source address 4.16 ATWILC1000 Baremetal v1.0 Support for the Station mode WEP-40, WEP-104, WPA-CCMP, WPA-TKIP, WPA2-CCMP, WPA2-TKIP security modes Support for the SoftAP mode Support all security modes in SoftAP mode: Open, WEP, and WPA2 Supports up to eight associated stations in the SoftAP mode Supports single channel concurrent operation Station-Station or Station-AP 2018 Microchip Technology Inc. Draft Release Note WSGA-1527A-page 12

13 Limitations 5. Limitations Multichannel concurrency is not supported. Concurrent modes must run on the same channel P2P GO mode is not supported AP WPS security mode is not supported Antenna Diversity feature is not supported Powersave feature is not fully tested 2018 Microchip Technology Inc. Draft Release Note WSGA-1527A-page 13

14 Known Issues 6. Known Issues The WPA Enterprise Security mode is not tested Microchip Technology Inc. Draft Release Note WSGA-1527A-page 14

15 The Microchip Web Site Microchip provides online support via our web site at This web site is used as a means to make files and information easily available to customers. Accessible by using your favorite Internet browser, the web site contains the following information: Product Support Data sheets and errata, application notes and sample programs, design resources, user s guides and hardware support documents, latest software releases and archived software General Technical Support Frequently Asked Questions (FAQ), technical support requests, online discussion groups, Microchip consultant program member listing Business of Microchip Product selector and ordering guides, latest Microchip press releases, listing of seminars and events, listings of Microchip sales offices, distributors and factory representatives Customer Change Notification Service Microchip s customer notification service helps keep customers current on Microchip products. Subscribers will receive notification whenever there are changes, updates, revisions or errata related to a specified product family or development tool of interest. To register, access the Microchip web site at Under Support, click on Customer Change Notification and follow the registration instructions. Customer Support Users of Microchip products can receive assistance through several channels: Distributor or Representative Local Sales Office Field Application Engineer (FAE) Technical Support Customers should contact their distributor, representative or Field Application Engineer (FAE) for support. Local sales offices are also available to help customers. A listing of sales offices and locations is included in the back of this document. Technical support is available through the web site at: Microchip Devices Code Protection Feature Note the following details of the code protection feature on Microchip devices: Microchip products meet the specification contained in their particular Microchip Data Sheet. Microchip believes that its family of products is one of the most secure families of its kind on the market today, when used in the intended manner and under normal conditions. There are dishonest and possibly illegal methods used to breach the code protection feature. All of these methods, to our knowledge, require using the Microchip products in a manner outside the operating specifications contained in Microchip s Data Sheets. Most likely, the person doing so is engaged in theft of intellectual property. Microchip is willing to work with the customer who is concerned about the integrity of their code Microchip Technology Inc. Draft Release Note WSGA-1527A-page 15

16 Neither Microchip nor any other semiconductor manufacturer can guarantee the security of their code. Code protection does not mean that we are guaranteeing the product as unbreakable. Code protection is constantly evolving. We at Microchip are committed to continuously improving the code protection features of our products. Attempts to break Microchip s code protection feature may be a violation of the Digital Millennium Copyright Act. If such acts allow unauthorized access to your software or other copyrighted work, you may have a right to sue for relief under that Act. Legal Notice Information contained in this publication regarding device applications and the like is provided only for your convenience and may be superseded by updates. It is your responsibility to ensure that your application meets with your specifications. MICROCHIP MAKES NO REPRESENTATIONS OR WARRANTIES OF ANY KIND WHETHER EXPRESS OR IMPLIED, WRITTEN OR ORAL, STATUTORY OR OTHERWISE, RELATED TO THE INFORMATION, INCLUDING BUT NOT LIMITED TO ITS CONDITION, QUALITY, PERFORMANCE, MERCHANTABILITY OR FITNESS FOR PURPOSE. Microchip disclaims all liability arising from this information and its use. Use of Microchip devices in life support and/or safety applications is entirely at the buyer s risk, and the buyer agrees to defend, indemnify and hold harmless Microchip from any and all damages, claims, suits, or expenses resulting from such use. No licenses are conveyed, implicitly or otherwise, under any Microchip intellectual property rights unless otherwise stated. Trademarks The Microchip name and logo, the Microchip logo, AnyRate, AVR, AVR logo, AVR Freaks, BeaconThings, BitCloud, CryptoMemory, CryptoRF, dspic, FlashFlex, flexpwr, Heldo, JukeBlox, KeeLoq, KeeLoq logo, Kleer, LANCheck, LINK MD, maxstylus, maxtouch, MediaLB, megaavr, MOST, MOST logo, MPLAB, OptoLyzer, PIC, picopower, PICSTART, PIC32 logo, Prochip Designer, QTouch, RightTouch, SAM-BA, SpyNIC, SST, SST Logo, SuperFlash, tinyavr, UNI/O, and XMEGA are registered trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. ClockWorks, The Embedded Control Solutions Company, EtherSynch, Hyper Speed Control, HyperLight Load, IntelliMOS, mtouch, Precision Edge, and Quiet-Wire are registered trademarks of Microchip Technology Incorporated in the U.S.A. Adjacent Key Suppression, AKS, Analog-for-the-Digital Age, Any Capacitor, AnyIn, AnyOut, BodyCom, chipkit, chipkit logo, CodeGuard, CryptoAuthentication, CryptoCompanion, CryptoController, dspicdem, dspicdem.net, Dynamic Average Matching, DAM, ECAN, EtherGREEN, In-Circuit Serial Programming, ICSP, Inter-Chip Connectivity, JitterBlocker, KleerNet, KleerNet logo, Mindi, MiWi, motorbench, MPASM, MPF, MPLAB Certified logo, MPLIB, MPLINK, MultiTRAK, NetDetach, Omniscient Code Generation, PICDEM, PICDEM.net, PICkit, PICtail, PureSilicon, QMatrix, RightTouch logo, REAL ICE, Ripple Blocker, SAM-ICE, Serial Quad I/O, SMART-I.S., SQI, SuperSwitcher, SuperSwitcher II, Total Endurance, TSHARC, USBCheck, VariSense, ViewSpan, WiperLock, Wireless DNA, and ZENA are trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. SQTP is a service mark of Microchip Technology Incorporated in the U.S.A. Silicon Storage Technology is a registered trademark of Microchip Technology Inc. in other countries. GestIC is a registered trademark of Microchip Technology Germany II GmbH & Co. KG, a subsidiary of Microchip Technology Inc., in other countries. All other trademarks mentioned herein are property of their respective companies Microchip Technology Inc. Draft Release Note WSGA-1527A-page 16

17 2018, Microchip Technology Incorporated, Printed in the U.S.A., All Rights Reserved. ISBN: Quality Management System Certified by DNV ISO/TS Microchip received ISO/TS-16949:2009 certification for its worldwide headquarters, design and wafer fabrication facilities in Chandler and Tempe, Arizona; Gresham, Oregon and design centers in California and India. The Company s quality system processes and procedures are for its PIC MCUs and dspic DSCs, KEELOQ code hopping devices, Serial EEPROMs, microperipherals, nonvolatile memory and analog products. In addition, Microchip s quality system for the design and manufacture of development systems is ISO 9001:2000 certified Microchip Technology Inc. Draft Release Note WSGA-1527A-page 17

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