{"product_id":"hlk-m50-rda5981-serial-port-wireless-wifi-transparent-transmission-module-secondary-development-voic","title":"HLK-M50 RDA5981 Serial Port Wireless WIFI Transparent Transmission Module Secondary Development Voic","description":"\u003cstrong\u003eIntroduction:\u003c\/strong\u003e         ?         The HLK-M50 WiFi module is a low-power chip that integrates MCU, PMU, clock, and IEEE802.11b \/ g \/ n MAC \/ PHY \/ radio.         Module supports 2.4GHz IEEE802.11b \/ g \/ n, USB Host and Device 2.0 HS, Micro SD card (SDMMC interface), UART, I2C, I2S, PMW, SPI and other interfaces, analog keys (GPADC0).         Software using mbedOS5.1 operating system, has two versions : WiFi serial transmission function version and secondary development.         Second development version provides rich development interface, users can develop their own applications based on mbedOS through C or C ++. Development kit to provide a large number of guidance documents and test routines to facilitate rapid development of users.         ?         \u003cstrong\u003eSpecifications:\u003c\/strong\u003e   \u003cbr\u003e    \u003cbr\u003e    \u003ctable\u003e     \u003ccolgroup\u003e      \u003ccol\u003e      \u003ccol\u003e      \u003ccol\u003e     \u003c\/colgroup\u003e     \u003ctbody\u003e      \u003ctr\u003e       \u003ctd colspan=\"2\"\u003e ?\u003c\/td\u003e       \u003ctd rowspan=\"2\"\u003e Parameters\u003c\/td\u003e      \u003c\/tr\u003e      \u003ctr\u003e       \u003ctd colspan=\"2\"\u003e Project\u003c\/td\u003e      \u003c\/tr\u003e      \u003ctr\u003e       \u003ctd rowspan=\"3\"\u003e Memory?System\u003c\/td\u003e       \u003ctd rowspan=\"2\"\u003e Built-in?RAM\u003c\/td\u003e       \u003ctd\u003e 96K?Bytes?User?SRAM\u003c\/td\u003e      \u003c\/tr\u003e      \u003ctr\u003e       \u003ctd\u003e 32K?Bytes?icache\u003c\/td\u003e      \u003c\/tr\u003e      \u003ctr\u003e       \u003ctd\u003e Built-in?Flash\u003c\/td\u003e       \u003ctd\u003e Built-in?8Mbit?flash\u003c\/td\u003e      \u003c\/tr\u003e     \u003c\/tbody\u003e    \u003c\/table\u003e          ?         \u003cstrong\u003eInterface:\u003c\/strong\u003e   \u003cbr\u003e    \u003cbr\u003e    \u003ctable\u003e     \u003ccolgroup\u003e      \u003ccol\u003e      \u003ccol\u003e     \u003c\/colgroup\u003e     \u003ctbody\u003e      \u003ctr\u003e       \u003ctd\u003e Item\u003c\/td\u003e       \u003ctd\u003e Parameter\u003c\/td\u003e      \u003c\/tr\u003e      \u003ctr\u003e       \u003ctd\u003e GPIO\u003c\/td\u003e       \u003ctd\u003e supports?up?to?17?GPIO?ports,?of?which?16?can?trigger?interrupts\u003c\/td\u003e      \u003c\/tr\u003e      \u003ctr\u003e       \u003ctd\u003e Serial?performance\u003c\/td\u003e       \u003ctd\u003e supports?up?to?2?serial?ports,?baud?rate?can?be?configured?to?1200bps?-?4Mbps\u003c\/td\u003e      \u003c\/tr\u003e      \u003ctr\u003e       \u003ctd\u003e I2S?Interface?Features\u003c\/td\u003e       \u003ctd\u003e Supports?2?I2S?Interfaces;?I2S?Host?BCLK?Supports?96\/192\/384\/512?\/?44.1?\/?88.2KHz;?Supports?16\/32?bit?per?channel,?Data?Format?Configurable?as?16\/20?\/?24bit?or?Software?Configurable?Maximum?24bit?per?channel)\u003c\/td\u003e      \u003c\/tr\u003e      \u003ctr\u003e       \u003ctd rowspan=\"5\"\u003e I2C?Interface?Performance\u003c\/td\u003e       \u003ctd\u003e Supports?one?I2C?standard?interface.?Support?master?or?slave?operation.\u003c\/td\u003e      \u003c\/tr\u003e      \u003ctr\u003e       \u003ctd\u003e There?are?3?standard?speed?modes:\u003c\/td\u003e      \u003c\/tr\u003e      \u003ctr\u003e       \u003ctd\u003e 1.?Standard?mode?(\u0026lt;100Kb\/s)\u003c\/td\u003e      \u003c\/tr\u003e      \u003ctr\u003e       \u003ctd\u003e 2.?Fast?mode?(\u0026lt;400Kb\/s)\u003c\/td\u003e      \u003c\/tr\u003e      \u003ctr\u003e       \u003ctd\u003e 3.?High-speed?mode?(\u0026lt;3.4Mb\/s)\u003c\/td\u003e      \u003c\/tr\u003e      \u003ctr\u003e       \u003ctd rowspan=\"2\"\u003e PWM?Interface?Performance\u003c\/td\u003e       \u003ctd\u003e Supports?up?to?eight?PWM?interfaces;?PWM?cycle?and?duty?cycle?programmable,?duty?cycle?can?be?configured?between?0-100;?cycle?programmable,?the?software?can?choose?a?different?clock?to?produce?longcycles\u003c\/td\u003e      \u003c\/tr\u003e      \u003ctr\u003e       \u003ctd\u003e ?\u003c\/td\u003e      \u003c\/tr\u003e      \u003ctr\u003e       \u003ctd\u003e SPI?Interface\u003c\/td\u003e       \u003ctd\u003e As?the?SPI?host,?up?to?4?SPI?slave;?SPI?clock?programmable?and?maximum?20Mhz;?data?length?can?be?configured?by?software,?the?maximum?64bit;\u003c\/td\u003e      \u003c\/tr\u003e      \u003ctr\u003e       \u003ctd\u003e SDMMC?Interface\u003c\/td\u003e       \u003ctd\u003e Support?1?SDMMC?interface\u003c\/td\u003e      \u003c\/tr\u003e      \u003ctr\u003e       \u003ctd\u003e USB?Interface\u003c\/td\u003e       \u003ctd\u003e Support?1?USB?interface\u003c\/td\u003e      \u003c\/tr\u003e     \u003c\/tbody\u003e    \u003c\/table\u003e          ?         \u003cstrong\u003ePackage Included:\u003c\/strong\u003e         ?         1 x HLK-M50 WiFi Module     \u003cbr\u003e     \u003cbr\u003e    \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/CA\/52\/312bed47-1f95-48b8-b3f3-987d5a1d8e54.JPG\"\u003e   \u003cbr\u003e    \u003cbr\u003e    \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/FD\/3F\/c29d2171-5483-46a2-a3b6-1cb475b3d019.JPG\"\u003e   \u003cbr\u003e    \u003cbr\u003e    \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/0D\/99\/bafe27b3-c956-4f0e-9bdc-12e9d7e5d408.JPG\"\u003e   \u003cbr\u003e    \u003cbr\u003e    \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/11\/09\/508f35ce-eadc-4c77-bb45-994a56c9f6ca.JPG\"\u003e   \u003cbr\u003e    \u003cbr\u003e    \u003cbr\u003e","brand":"ZHIQIAN","offers":[{"title":"Default Title","offer_id":43932013789379,"sku":"ZHIQIAN-028780","price":354.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/4355\/1683\/files\/7556aa50-5b73-4fdf-8f2b-1fbaf1b67658.jpg?v=1725835690","url":"https:\/\/wrsss.com\/products\/hlk-m50-rda5981-serial-port-wireless-wifi-transparent-transmission-module-secondary-development-voic","provider":"Wrsss","version":"1.0","type":"link"}