https://lcenj.ir/daily1.0 https://lcenj.ir/coursesdaily0.9 https://lcenj.ir/learningdaily0.9 https://lcenj.ir/learning/sensors/weekly0.85 https://lcenj.ir/aboutmonthly0.6 https://lcenj.ir/contactmonthly0.6 https://lcenj.ir/termsmonthly0.5 https://lcenj.ir/privacymonthly0.5 https://lcenj.ir/image-creditsmonthly0.3 https://lcenj.ir/shipping-policymonthly0.5 https://lcenj.ir/returnsmonthly0.5 https://lcenj.ir/productsdaily0.7 https://lcenj.ir/products/category/power-banksweekly0.7 https://lcenj.ir/product/1/proone-phl1150-black2026-10-19T07:58:00Zweekly0.7https://lcenj.ir/static/Products/1/Images/1.webp?v=1792393971244229867پایه نگهدارنده خودرو پرووان PHL1150 ـ مشکی https://lcenj.ir/product/2/proone-pws14-black2026-10-19T07:40:39Zweekly0.7https://lcenj.ir/static/Products/2/Images/1.webp?v=1792404309667553116ساعت هوشمند پرووان PWS14 ـ مشکی https://lcenj.ir/product/3/proone-pws14n-black2026-10-19T07:40:39Zweekly0.7https://lcenj.ir/static/Products/3/Images/1.webp?v=1792404309667553116ساعت 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https://lcenj.ir/product/24/proone-pmk25w-black2026-10-19T08:53:53Zweekly0.7https://lcenj.ir/static/Products/24/Images/1.webp?v=1792393971248229840ست کیبورد و ماوس بی‌سیم پرووان Keyset PMK25W ـ مشکی https://lcenj.ir/product/25/proone-pkg15-black2026-10-20T14:48:07Zweekly0.7https://lcenj.ir/static/Products/25/Images/1.webp?v=1792393971248229840کیبورد گیمینگ پرووان Thunder PKG15 ـ مشکی https://lcenj.ir/product/26/proone-pmg55-black2026-10-19T08:53:53Zweekly0.7https://lcenj.ir/static/Products/26/Images/1.webp?v=1792393971248229840ماوس گیمینگ پرووان Bolt PMG55 ـ مشکی https://lcenj.ir/product/27/proone-pmw75-white2026-10-19T08:53:53Zweekly0.7https://lcenj.ir/static/Products/27/Images/1.webp?v=1792404309671553089ماوس بی‌سیم پرووان PMW75 ـ سفید https://lcenj.ir/product/28/proone-pmw75-black2026-10-19T08:53:53Zweekly0.7 https://lcenj.ir/product/29/proone-pmp15-black2026-10-19T07:40:39Zweekly0.7https://lcenj.ir/static/Products/29/Images/1.webp?v=1792393971248229840ماوس‌پد پرووان PMP15 ـ مشکی 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https://lcenj.ir/product/35/proone-pcg31-black2026-10-19T07:40:39Zweekly0.7https://lcenj.ir/static/Products/35/Images/1.webp?v=1792393971232229946شارژر فندکی پرووان PCG31 ـ مشکی https://lcenj.ir/product/36/proone-pck006-black2026-10-19T07:40:39Zweekly0.7https://lcenj.ir/static/Products/36/Images/1.webp?v=1792393971236229920کیت کابل و مبدل پرووان PCK006 ـ مشکی https://lcenj.ir/product/37/proone-pck005-black2026-10-19T07:40:39Zweekly0.7https://lcenj.ir/static/Products/37/Images/1.webp?v=1792404309671553089کیت کابل جمع‌شونده پرووان PCK005 ـ مشکی https://lcenj.ir/product/38/proone-pck005-white2026-10-20T14:48:07Zweekly0.7https://lcenj.ir/static/Products/38/Images/1.webp?v=1792404309671553089کیت کابل جمع‌شونده پرووان PCK005 ـ سفید https://lcenj.ir/product/39/proone-pcp57-black2026-10-19T07:40:39Zweekly0.7https://lcenj.ir/static/Products/39/Images/1.webp?v=1792393971236229920پایه خنک‌کننده لپ‌تاپ پرووان PCP57 ـ مشکی https://lcenj.ir/product/40/proone-pcc159-black2026-10-19T07:40:39Zweekly0.7https://lcenj.ir/static/Products/40/Images/1.webp?v=1792393971232229946کابل USB-C به USB-C پرووان Air PCC159 ـ مشکی https://lcenj.ir/product/41/proone-ppb5304-white2026-10-19T09:38:29Zweekly0.7https://lcenj.ir/static/Products/41/Images/1.webp?v=1792404643813376897پاوربانک ۳۰۰۰۰ پرووان Volto30 PPB5304 ـ سفید https://lcenj.ir/product/42/proone-ppb5303-white2026-10-19T07:40:39Zweekly0.7https://lcenj.ir/static/Products/42/Images/1.webp?v=1792393971256229787پاوربانک ۳۰۰۰۰ پرووان Power Lab Max PPB5303 ـ سفید https://lcenj.ir/product/43/proone-ppb5303-black2026-10-20T14:48:09Zweekly0.7https://lcenj.ir/static/Products/43/Images/1.webp?v=1792404643817376871پاوربانک ۳۰۰۰۰ پرووان Power Lab Max PPB5303 ـ مشکی https://lcenj.ir/product/44/proone-ppb5213-white2026-10-19T07:40:39Zweekly0.7https://lcenj.ir/static/Products/44/Images/1.webp?v=1792404643817376871پاوربانک ۲۰۰۰۰ پرووان Volto20 PPB5213 ـ سفید https://lcenj.ir/product/45/proone-ppb5212-white2026-10-19T07:40:39Zweekly0.7https://lcenj.ir/static/Products/45/Images/1.webp?v=1792404643817376871پاوربانک ۲۰۰۰۰ پرووان Power Lab Pro PPB5212 ـ سفید https://lcenj.ir/product/46/proone-ppb5212-black2026-10-19T09:32:38Zweekly0.7https://lcenj.ir/static/Products/46/Images/1.webp?v=1792393971252229813پاوربانک ۲۰۰۰۰ پرووان Power Lab Pro PPB5212 ـ مشکی https://lcenj.ir/product/47/proone-psb4981-black2026-10-19T08:53:53Zweekly0.7https://lcenj.ir/static/Products/47/Images/1.webp?v=1792393971264229733پارتی‌باکس پرووان Mini Spark PSB4981 ـ مشکی https://lcenj.ir/product/48/proone-psb4979-black2026-10-19T08:53:53Zweekly0.7https://lcenj.ir/static/Products/48/Images/1.webp?v=1792393971260229760پارتی‌باکس پرووان Spark PSB4979 ـ مشکی https://lcenj.ir/product/49/proone-sb4903-black2026-10-19T07:40:39Zweekly0.7https://lcenj.ir/static/Products/49/Images/1.webp?v=1792404309671553089اسپیکر قابل حمل پرووان PSB4903 ـ مشکی https://lcenj.ir/product/50/proone-pps615-white2026-10-20T14:48:09Zweekly0.7https://lcenj.ir/static/Products/50/Images/1.webp?v=1792393971256229787چندراهی برق پرووان PPS615 ـ سفید https://lcenj.ir/product/51/proone-phl1196-black2026-10-19T07:49:23Zweekly0.7https://lcenj.ir/static/Products/51/Images/1.webp?v=1792393971248229840پایه رومیزی پرووان Dena PHL1196 ـ مشکی https://lcenj.ir/product/52/proone-phl1195-black2026-10-19T07:40:39Zweekly0.7https://lcenj.ir/static/Products/52/Images/1.webp?v=1792393971248229840پایه رومیزی پرووان Hold X PHL1195 ـ مشکی https://lcenj.ir/product/53/proone-pco14-black-grey2026-10-19T07:40:39Zweekly0.7https://lcenj.ir/static/Products/53/Images/1.webp?v=1792393971236229920مبدل OTG میکرو USB پرووان PCO14 ـ مشکی / خاکستری https://lcenj.ir/product/54/proone-pgs101-grey2026-10-19T07:40:39Zweekly0.7https://lcenj.ir/static/Products/54/Images/1.webp?v=1792393971240229893ست پیچ‌گوشتی دقیق پرووان PGS101 ـ خاکستری https://lcenj.ir/product/55/proone-pgc504-white2026-10-19T07:40:39Zweekly0.7https://lcenj.ir/static/Products/55/Images/1.webp?v=1792404309671553089پرزگیر شارژی پرووان Silka PGC504 ـ سفید https://lcenj.ir/product/56/proone-pgc503-black2026-10-20T14:48:09Zweekly0.7https://lcenj.ir/static/Products/56/Images/1.webp?v=1792393971240229893جارو شارژی پرووان Neat Pro PGC503 ـ مشکی https://lcenj.ir/learning/sensors/fundamentals/2026-07-28T13:05:07Zweekly0.7 https://lcenj.ir/learning/sensors/temperature-humidity/2026-07-28T13:05:07Zweekly0.7 https://lcenj.ir/learning/sensors/light/2026-07-28T13:05:07Zweekly0.7 https://lcenj.ir/learning/sensors/distance-level/2026-07-28T13:05:07Zweekly0.7 https://lcenj.ir/learning/sensors/motion-position/2026-07-28T13:05:07Zweekly0.7 https://lcenj.ir/learning/sensors/gas-air-quality/2026-07-28T13:05:07Zweekly0.7 https://lcenj.ir/learning/sensors/pressure-weight-flow/2026-07-28T13:05:07Zweekly0.7 https://lcenj.ir/learning/sensors/calibration-noise/2026-07-28T13:05:07Zweekly0.7 https://lcenj.ir/learning/56/power-bank-mah-wh-usable-energy2026-10-20T06:53:27Zweekly0.75https://lcenj.ir/static/uploads/learning/56/assets/power-bank-interior.jpgظرفیت واقعی پاوربانک: تبدیل mAh به Wh و محاسبه تعداد شارژ https://lcenj.ir/learning/55/uno-input-pullup-bounded-button-debounce2026-10-19T06:49:26Zweekly0.75https://lcenj.ir/static/uploads/learning/55/assets/uno-real.jpgورودی کلید در Arduino Uno: پول‌آپ و debounce با ماشین حالت https://lcenj.ir/learning/54/pc817-optocoupler-ctr-resistor-pullup2026-10-18T06:40:40Zweekly0.75https://lcenj.ir/static/uploads/learning/54/assets/pc817-real.jpgاپتوکوپلر PC817 چیست؟ محاسبه مقاومت LED، CTR و پول‌آپ https://lcenj.ir/learning/53/7805-overheating-power-loss-heatsink2026-10-17T06:42:19Zweekly0.75https://lcenj.ir/static/uploads/learning/53/assets/l7805cv-real.jpgچرا رگولاتور 7805 داغ می‌شود؟ محاسبه اتلاف و هیت‌سینک https://lcenj.ir/learning/52/relay-flyback-diode-1n4007-polarity2026-10-16T06:45:48Zweekly0.75https://lcenj.ir/static/uploads/learning/52/assets/1n4007-real.jpgدیود هرزگرد رله چیست؟ جهت 1N4007 و انتخاب درست https://lcenj.ir/learning/51/ne555-monostable-timer-rc-timing2026-10-15T06:45:49Zweekly0.75https://lcenj.ir/static/uploads/learning/51/assets/ne555-dip-soic-real.jpgآموزش NE555؛ مدار تک‌ضرب و محاسبه زمان RC https://lcenj.ir/learning/50/i2c-spi-uart-comparison2026-10-13T09:53:08Zweekly0.75https://lcenj.ir/static/uploads/learning/50/assets/stm32-real-20261013.jpgتفاوت I2C، SPI و UART؛ انتخاب رابط برای سنسور و ماژول https://lcenj.ir/learning/49/arduino-millis-without-delay2026-10-13T09:53:08Zweekly0.75https://lcenj.ir/static/uploads/learning/49/assets/uno-real-20261013.jpgبرنامه‌نویسی Arduino بدون delay؛ millis و زمان‌بندی چند کار https://lcenj.ir/learning/48/how-to-read-electronics-datasheet2026-10-13T09:53:08Zweekly0.75https://lcenj.ir/static/uploads/learning/48/assets/ds18b20-real-20261013.jpgچگونه دیتاشیت بخوانیم؟ از حد مطلق تا انتخاب قطعه https://lcenj.ir/learning/47/pwm-duty-frequency-arduino2026-10-13T09:53:08Zweekly0.75https://lcenj.ir/static/uploads/learning/47/assets/uno-real-20261013.jpgPWM چیست؟ تفاوت فرکانس و Duty Cycle با مثال Arduino https://lcenj.ir/learning/46/esp32-brownout-power-decoupling2026-10-13T09:53:08Zweekly0.75https://lcenj.ir/static/uploads/learning/46/assets/workbench-real-20261013.jpgچرا ESP32 ریست می‌شود؟ عیب‌یابی Brownout و تغذیه https://lcenj.ir/learning/45/3v3-5v-logic-level-conversion2026-10-13T09:53:08Zweekly0.75https://lcenj.ir/static/uploads/learning/45/assets/esp32-module-real-20261013.jpgاتصال ۵ ولت به ESP32؛ انتخاب تبدیل سطح ۳٫۳ و ۵ ولت https://lcenj.ir/learning/44/esp32-vs-stm32-project-selection2026-10-13T09:53:08Zweekly0.75https://lcenj.ir/static/uploads/learning/44/assets/esp32-real-20261013.jpgESP32 یا STM32؟ انتخاب میکروکنترلر برای پروژهٔ واقعی https://lcenj.ir/learning/43/sensor-noise-filtering-moving-average-median-ema2026-10-13T08:11:44Zweekly0.75https://lcenj.ir/static/uploads/learning/43/assets/cover.webpدادهٔ سنسور نویزی است؟ مقایسهٔ میانگین، میانه و فیلتر EMA https://lcenj.ir/learning/42/esp32-i2c-sensor-troubleshooting2026-10-13T08:11:44Zweekly0.75https://lcenj.ir/static/uploads/learning/42/assets/cover.webpسنسور I²C در ESP32 پیدا نمی‌شود؟ عیب‌یابی مرحله‌به‌مرحله https://lcenj.ir/learning/41/temperature-humidity-sensor-wrong-values2026-10-13T08:11:44Zweekly0.75https://lcenj.ir/static/uploads/learning/41/assets/cover.webpچرا سنسور دما و رطوبت مقدار اشتباه نشان می‌دهد؟ 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فشار https://lcenj.ir/learning/30/mpu6050-esp32-guide2026-10-13T08:11:44Zweekly0.75https://lcenj.ir/static/uploads/learning/30/assets/cover.webpآموزش MPU6050 با ESP32؛ سیم‌کشی، کد و کالیبراسیون https://lcenj.ir/learning/29/vl53l0x-esp32-arduino-tof2026-10-13T08:11:44Zweekly0.75https://lcenj.ir/static/uploads/learning/29/assets/cover.webpآموزش سنسور VL53L0X با ESP32 و Arduino https://lcenj.ir/learning/28/bmp280-esp32-arduino-i2c2026-10-13T08:11:44Zweekly0.75https://lcenj.ir/static/uploads/learning/28/assets/cover.webpآموزش کامل سنسور BMP280 با ESP32 و Arduino https://lcenj.ir/learning/27/%D8%B3%D9%86%D8%B3%D9%88%D8%B1-%D9%86%D9%88%D8%B1-ldr-%DA%86%DB%8C%D8%B3%D8%AA%D8%9F-%D9%86%D8%AD%D9%88%D9%87-%DA%A9%D8%A7%D8%B1%D8%8C-%DA%A9%D8%A7%D8%B1%D8%A8%D8%B1%D8%AF%D9%87%D8%A7-%D9%88-%D8%B1%D8%A7%D9%87-%D8%A7%D9%86%D8%AF%D8%A7%D8%B2%DB%8C2026-10-17T17:21:32Zweekly0.75https://lcenj.ir/static/uploads/learning/27/assets/ldr-real-20261013.jpgسنسور LDR چیست؟ مدار تقسیم ولتاژ و راه‌اندازی با STM32 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