$15 AsiaRF AWM002 & AWM003 Wi-Fi Modules Run OpenWRT, Expose GPIOs

This week-end I explained how to build a web server that could be used for automation and other Internet of things applications for less than $15 by combining an Arduino Leonardo with ECN18J60 Ethernet module. The hardware itself is cheap, but it may not always be convenient, or cost effective, to wire your house or office with Ethernet cables. One solution is to use Wi-Fi modules such as TI CC3000 evaluation module, an Electric Imp module, or Ariettea G25 + Wi-Fi board, but these usually cost between $30 to $50 in single quantity. AsiaRF AWM002 and AWM003 are low cost 802.11n Wi-Fi modules with access to GPIOs that could be an interesting alternative as they cost $15 + shipping, and even below $10 in quantities. The only difference between the two is that AWM003 supports more RAM (64MB vs 32MB). Here are the specifications for these modules: SoC – Mediatek/Ralink […]

Techniques to Get more Space for Apps in Android

Many devices now have a single internal partition for apps and data on the internal NAND / eMMC flash, but some companies are still providing firmware with the flash partitioned with an “internal storage” partition for apps and systems, and another partition either called “phone storage” or “internal SD card” to order to store data. In the first case, no problem, but in the second, you may have issues where you have plenty of total space, but the device keeps telling you there is no space, leading to error messages such “email service has stopped”,  app updates which can not complete, and app update downloads occurring in loops and draining the battery. I’ve experienced this issue with my phone (ThL W200) which features a mere 0.91 GB internal storage out of an 8GB NAND flash. Internal storage was 0.91 GB (94% full), phone storage 5.73 GB(3% full), and my micro […]

Mediatek MT8639 Wi-Fi Display SoC to Support 802.11ac, NFC

Wi-Fi display technologies such as Miracast and Airplay allow you to conveniently mirror your mobile device on your TV without the needs to connect any cables, and for over about a year we’ve seen Miracast, Airplay, DLNA, and EZcast dongles on the market. In theory, this is all great, but in practice, this is all too often disappointing because of lag, sometimes the video quality is very poor, and sometimes it won’t connect. Mediatek is now working on MT8639 supporting 802.11ac which will hopefully offer a more consistent and enjoyable user experience, if your mobile device also supports 802.11ac. Here are the main features of the chip: ARM Cortex A7 @ 1 GHz Wi-Fi Dual band 2.4Ghz and 5 GHz 802.11 b/g/n/ and 802.11ac Wifi-Direct, Wi-Fi SoftAP, and Wi-Fi Bridge support Optional NFC support Wi-Fi Display – DLNA, Airplay, Miracast, “Windows” mirror Video Output – HDMI 1.4 / MHL 2.0 […]

Mediatek Hotknot is a Low Cost Alternative to NFC for Chinese Phones

NFC first started to be found in phones running Android 2.3 in 2010, and most flagship smartphones integrate NFC. But in China, at least, the story is different with about 10 percent of smartphones enabled with NFC, according to Mediatek. That’s partly why the company has designed Hotknot proximity technology, which is in theory capable of anything NFC does, but comes at a lower cost. Contrary to NFC, Hotknot it does not require RF transceiver and antenna, but instead relies on a new type of capacitor touch driver IC designed for touch screens combined with data from a gravity sensor (G-sensor) to ensures the actual contact, and a proximity sensor (P-sensor) to detects the presence of nearby objects. It’s not clear when the first smartphone with the technology will hit the “e-store”, but HaoJung Li, product marketing manager of MediaTek’s wireless communications business unit, told EETimes, that every MediaTek customer, […]

Mediatek MT6589 Linux Source Code, CyanogenMod 11 Image for Wiko Stairway Smartphone

Mediatek and their customers have still not gotten into the habit of complying with the GPL license, and releasing the relevant source code such as the Linux kernel. There appears to be at least one smartphone, Wiko Stairway, where the Linux kernel has been released, and chrmhoffmann, a members of XDA developers forums, has even released on unofficial CyanogenMod 11 ROM (Android 4.4.2 Kit Kat) for the device. There are three source repositories for the Linux kernel, “android device“, and Android. I’ve only looked into the kernel which is version 3.4.5. Mediatek has apparently messed up the Linux kernel quite a bit, and you’ll have to do some funny things to build the kernel, and all Mediatek options in menuconfig are in a sub-section called “Mediatek Properitary Configuration” (sic.), and it’s not possible to simply go to System Type menu to change the processor type for instance. Let’s get the […]

Linaro Connect Asia 2014 Opening Keynote – Status and Future of ARMv8 Linux & Android [Video]

Linaro Connect Asia 2014 has just started in Macau today and will take place until Friday. You can follow the sessions live and/or their recordings via Linaro OnAir YouTube Channel. I’ve watched the opening keynote, and embedded the video at the bottom of this post. The keynote focuses on ARMv8 for Linux and Android on servers, mobile devices, digital home, and more, and involves two main speakers: George Grey, Linaro CEO , and Jon Masters, Chief ARM Architecture at Red Hat. The speaker beginning of the video provides some practical information and the schedule for Linaro Connect. The keynote itself really starts around 15:50 with George Grey who spends the first 10 minutes introducing the latest Linaro members: Qualcomm, Mediatek, ZTE, AllWinner and Comcast. He then talks about the new Mobile sub-committee (MOBSCOM) that will focus on big.LITTLE, Android optimization and Android on ARMv8, as well as the soon-to-be-announced Linaro […]

Mediatek Smartphone SoC Roadmap Until 2015

Mediatek already has over a dozen of dual, quad and octa processors for smartphone and tablets based on ARM Cortex A7, A9 and A15 cores, and they’ve already announced a 64-Bit ARM SoC (MT6732) as well as MT6595 with four Cortex A17 cores. A leaked product roadmap show the timeline for Mediatek smartphone SoCs, as well as showing some new application processors such as MT6591 Hexa-core SoC, MT6571 dual core Cortex A7 and MT6752 octa core Cortex A53 with LTE. So let’s recapitulate the new and upcoming SoCs from Mediatek: MT6572/M – Dual core Cortex A7 @ 1.3 GHz / 1.0 GHz with qHD/HVGA screen support. Available since Q3 2013, and found in phones such as Cubot GT72. MT6582/M – Quad core Cortex A7 @ 1.3 GHz with HA720/qHD screen support. Available since Q4 2013, found in phones such as W450. MT6588 – Quad core Cortex A7 @ 1.7 GHz […]

Mediatek Introduces MT6732 Quad Core ARM Cortex A53 LTE SoC

Meditaked has just announced their first 64-bit ARM SoC with MT6732 featuring four ARM Cortex A53 cores, Mali-T760 GPU, and a Multi-mode 4G LTE Modem at Mobile World Congress 2014. Here are the key features of MT6732: Quad-core ARM Cortex-A53 processor system @ 1.5GHz ARM Mali-T760 GPU with support for OpenGL ES 3.0 and OpenCL 1.2 APIs Multimedia Features Supports low-power, 1080p, 30fps video playback supporting the emerging video codec standard H.265 and legacy H.264 and 1080p, 30fps H.264 video recording Integrated 13MP camera image signal processor with support for unique features like PIP (Picture-in-Picture), VIV (Video in Video) and Video Face Beautifier MediaTek ClearMotion technology eliminates motion jitter and ensures smooth video playback at 60fps on mobile devices MediaTek MiraVision technology for DTV-grade picture quality Integrated Multi-mode 4G LTE Modem Rel. 9, Category 4 FDD and TDD LTE (150 Mb/s downlink, 50 Mb/s uplink) 3GPP Rel. 8, DC-HSPA+ (42 […]

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