{"id":13563,"date":"2024-06-20T13:00:00","date_gmt":"2024-06-20T05:00:00","guid":{"rendered":"https:\/\/store.west-hn.com\/?p=13563"},"modified":"2024-11-18T16:25:46","modified_gmt":"2024-11-18T08:25:46","slug":"lora-wireless-rf-semtech-sx126x","status":"publish","type":"post","link":"https:\/\/store.west-hn.com\/en\/lora-wireless-rf-semtech-sx126x\/","title":{"rendered":"LoRa - Wireless RF Semtech SX126x Transceiver Hardware Architecture Introduction"},"content":{"rendered":"<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1126\" height=\"491\" src=\"https:\/\/store.west-hn.com\/wp-content\/uploads\/2024\/06\/sfq-1.png\" alt=\"\" class=\"wp-image-13564\" srcset=\"https:\/\/store.west-hn.com\/wp-content\/uploads\/2024\/06\/sfq-1.png 1126w, https:\/\/store.west-hn.com\/wp-content\/uploads\/2024\/06\/sfq-1-768x335.png 768w, https:\/\/store.west-hn.com\/wp-content\/uploads\/2024\/06\/sfq-1-600x262.png 600w\" sizes=\"auto, (max-width: 1126px) 100vw, 1126px\" \/><\/figure><p class=\"has-text-align-center\"><sup><strong>SX126x Block Diagram<\/strong><\/sup><\/p><h3 class=\"wp-block-heading\">introductory<\/h3><p>The Semtech SX126x is an ideal sub-GHz radio transceiver (transceivers) designed for long-range wireless applications, supporting transmit power up to +22dBm and maintaining power consumption as low as 20 mA in receive mode. The chip supports LoRa\u00ae modulation and (G)FSK modes for Low Power Wide Area Network (LPWAN) and legacy applications, and is compatible with the LoRaWAN\u00ae standard and proprietary protocols.<\/p><div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><h3 class=\"wp-block-heading\">Main components of the SX126x chip and their functions<\/h3><div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><p><strong>1.<\/strong><strong>Analog Front End &amp; Data Conversion<\/strong><\/p><ul class=\"wp-block-list\"><li><strong>Matching and Low Pass Filter (LPF):<\/strong><ul class=\"wp-block-list\"><li>Function: Improve the impedance matching between antenna and wafer, reduce signal loss, and improve reception sensitivity.<\/li><\/ul><\/li>\n\n<li><strong>Low Noise Amplifier (LNA):<\/strong><ul class=\"wp-block-list\"><li>Function: To amplify the weak signals received from the antenna and provide high quality input for subsequent data processing.<\/li><\/ul><\/li>\n\n<li><strong>Power Amplifier (PA):<\/strong><ul class=\"wp-block-list\"><li>Function: Increase the output power of the signal when sending information to ensure that the signal can cover a longer distance.<\/li><\/ul><\/li>\n\n<li><strong>Phase Locked Loop (PLL) and Oscillator (OSC):<\/strong><ul class=\"wp-block-list\"><li>Function: Generate a stable clock signal to control the frequency generation and modulation process of the wafer.<\/li><\/ul><\/li>\n\n<li><strong>Analog-to-digital converter (ADC)<\/strong>::<ul class=\"wp-block-list\"><li>Function: Converts analog signals to digital signals for signal processing.<\/li><\/ul><\/li><\/ul><div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><p><strong>2.<\/strong><strong>Modem Module (Modem)<\/strong><\/p><ul class=\"wp-block-list\"><li><strong>LoRa<\/strong><strong>Data machine:<\/strong><ul class=\"wp-block-list\"><li>Function: Provides modulation and demodulation of LoRa communication technology to support long range and low power data transmission.<\/li><\/ul><\/li>\n\n<li><strong>FSK<\/strong><strong>Data machine:<\/strong><ul class=\"wp-block-list\"><li>Function: Provides frequency shift keying (FSK) modulation demodulation for higher rate application scenarios.<\/li><\/ul><\/li><\/ul><div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><p><strong>3.<\/strong><strong>Protocol Engine<\/strong><\/p><ul class=\"wp-block-list\"><li><strong>Protocol Engine:<\/strong><ul class=\"wp-block-list\"><li>Function: Logic that handles communication protocols and ensures that information is packaged and parsed correctly.<\/li><\/ul><\/li>\n\n<li><strong>Data Buffer:<\/strong><ul class=\"wp-block-list\"><li>Function: Temporary storage of data to be sent and received to support efficient data processing.<\/li><\/ul><\/li><\/ul><div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><p><strong>4.<\/strong><strong>power management<\/strong><\/p><ul class=\"wp-block-list\"><li><strong>DC-DC <\/strong><strong>Converters and Low Dropout Linear Regulators (LDOs):<\/strong><ul class=\"wp-block-list\"><li>Function: Provides stable power management and optimizes the energy efficiency of the chip.<\/li><\/ul><\/li><\/ul><div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><p><strong>5.<\/strong><strong>external interface<\/strong><\/p><ul class=\"wp-block-list\"><li><strong>SPI<\/strong><strong>Communication Interface:<\/strong><ul class=\"wp-block-list\"><li>Function:The datacom connects to the LoRa demodulation-enabled master control unit (MCU) through the SPI interface, ex: ST stm32wle5c8.<\/li><\/ul><\/li><\/ul><div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><h3 class=\"wp-block-heading\">application scenario<\/h3><p>The SX126x series chips are suitable for a variety of IoT applications that require long-range, low-power communication, including smart agriculture, urban infrastructure management, and environmental monitoring. Its powerful LoRa and FSK features make it ideal for diverse applications in the market.<\/p><div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><h3 class=\"wp-block-heading\">reach a verdict<\/h3><p>The SX126x family of chips is Semtech's technological breakthrough in RF communications. These chips not only integrate a highly efficient analog front-end and diverse modulation and demodulation capabilities such as LoRa\u00ae and (G)FSK, but also incorporate advanced data processing to ensure an efficient and reliable communications solution. These features make the SX126x ideal for meeting the demands of today's market for low-power WAN applications.<\/p><div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1290\" height=\"819\" src=\"https:\/\/store.west-hn.com\/wp-content\/uploads\/2024\/05\/mick.png\" alt=\"\" class=\"wp-image-13264\" srcset=\"https:\/\/store.west-hn.com\/wp-content\/uploads\/2024\/05\/mick.png 1290w, https:\/\/store.west-hn.com\/wp-content\/uploads\/2024\/05\/mick-768x488.png 768w, https:\/\/store.west-hn.com\/wp-content\/uploads\/2024\/05\/mick-600x381.png 600w\" sizes=\"auto, (max-width: 1290px) 100vw, 1290px\" \/><\/figure>","protected":false},"excerpt":{"rendered":"<p>The Semtech SX126x is an ideal sub-GHz radio transceiver (transceivers) designed for long-range wireless applications, supporting transmit power up to +22dBm and maintaining power consumption as low as 20 mA in receive mode. The chip supports LoRa\u00ae modulation and (G)FSK modes for Low Power Wide Area Network (LPWAN) and legacy applications, and is compatible with the LoRaWAN\u00ae standard and proprietary protocols.<\/p>","protected":false},"author":34,"featured_media":13564,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38,356,285],"tags":[358,714],"class_list":["post-13563","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technology-news","category-iot","category-product-manual","tag-lora","tag-714"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>LoRa \u2013 Wireless RF Semtech SX126x \u6536\u53d1\u5668\u786c\u4f53\u67b6\u6784\u4ecb\u7ecd-\u6d77\u5357\u4e16\u7535\u79d1\u6280<\/title>\n<meta name=\"description\" content=\"\u5de5\u4e1a\u7269\u8054\u7f51\u8bbe\u5907\u4f9b\u5e94\u5546-\u6d77\u5357\u4e16\u7535\u79d1\u6280 - 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