[{"data":1,"prerenderedAt":634},["ShallowReactive",2],{"pinout:wemos-d1-mini-v3:pl":3},{"kind":4,"board":5,"visual":341,"family":552,"familyPublic":21,"sources":557,"related":579,"mountedComponents":592,"componentPageSlugs":609,"prose":610,"confirmations":87},"board",{"schemaVersion":6,"identity":7,"specs":26,"overview":40,"visual":54,"pins":82},"2.0.0",{"slug":8,"name":9,"familyId":10,"manufacturer":11,"pinCount":12,"sourceIds":13,"verification":18,"publication":24},"wemos-d1-mini-v3","Wemos D1 Mini v3.0 (ESP8266)","esp8266","LOLIN \u002F Wemos",16,[14,15,16,17],"src-wemos-d1-mini-v3-sch","src-esp8266ex-ds","src-esp12f-ds","src-esp8266-boot-mode",{"status":19,"checklist":20,"verifiedBy":22,"verifiedDate":23},"verified",{"physicalOrder":21,"capabilities":21,"constraints":21},true,"Serhii Shvab (CircuitBase owner)","2026-09-22",{"status":25,"publishedDate":23},"published",{"mcu":27,"core":28,"architecture":29,"clockMHz":30,"sramKb":30,"flashMb":31,"wireless":32,"logicVoltage":34,"is5VTolerantLogic":35,"operatingVoltageRange":36,"usbFeatures":37},"ESP8266EX","Tensilica Xtensa 32-bit LX106","Xtensa",80,4,[33],"Wi-Fi 802.11 b\u002Fg\u002Fn (2.4 GHz)","3.3 V",false,"4.75 - 10 V",[38,39],"USB-to-Serial (WCH CH340C)","DTR\u002FRTS Auto-Programming Flash Circuit",{"summaryKey":41,"powerInputKeys":42,"variantKeys":46,"beforeYouWireKeys":49},"pages.wemos-d1-mini-v3.overview.summary",[43,44,45],"pages.wemos-d1-mini-v3.overview.power.usb_5v","pages.wemos-d1-mini-v3.overview.power.v33_rail","pages.wemos-d1-mini-v3.overview.power.sleep_jumper",[47,48],"pages.wemos-d1-mini-v3.overview.variants.v30","pages.wemos-d1-mini-v3.overview.variants.pro",[50,51,52,53],"pages.wemos-d1-mini-v3.overview.before.deep_sleep_jumper","pages.wemos-d1-mini-v3.overview.before.a0_divider_range","pages.wemos-d1-mini-v3.overview.before.not_5v_tolerant","pages.wemos-d1-mini-v3.overview.before.boot_strapping_pins",{"level":55,"visualId":8,"headerLayout":56},"curated",{"headers":57},[58,70],{"id":59,"side":59,"label":60,"pinIds":61},"left","Left Header",[62,63,64,65,66,67,68,69],"pin_left_1","pin_left_2","pin_left_3","pin_left_4","pin_left_5","pin_left_6","pin_left_7","pin_left_8",{"id":71,"side":71,"label":72,"pinIds":73},"right","Right Header",[74,75,76,77,78,79,80,81],"pin_right_1","pin_right_2","pin_right_3","pin_right_4","pin_right_5","pin_right_6","pin_right_7","pin_right_8",[83,100,119,139,154,167,185,215,232,247,259,272,283,300,319,329],{"id":62,"label":84,"headerPosition":85,"gpio":87,"mcuPin":88,"voltage":34,"is5VTolerant":35,"capabilities":89,"constraints":92},"RST",{"header":59,"pin":86},1,null,"EXT_RSTB \u002F REST",[90],{"type":91},"reset",[93],{"severity":94,"code":95,"effect":96,"i18nKey":99},"warning","manufacturer_discretionary",{"kind":97,"details":98},"boot_failure","Connecting to D0 (GPIO16) via SLEEP solder jumper enables RTC Deep Sleep wake-up. Disconnect during flashing.","rst_deep_sleep",{"id":63,"label":101,"headerPosition":102,"gpio":87,"mcuPin":104,"voltage":105,"is5VTolerant":35,"capabilities":106,"constraints":112},"A0",{"header":59,"pin":103},2,"TOUT \u002F ADC0","0 - 3.2 V",[107],{"type":108,"detail":109},"adc",{"subsystem":110,"signal":101,"channel":111},"ADC",0,[113],{"severity":94,"code":114,"effect":115,"i18nKey":118},"input_only",{"kind":116,"details":117},"output_disabled","Integrated 220k\u002F100k voltage divider scales 0-3.2V input to raw 0-1.0V TOUT pin.","a0_divider",{"id":64,"label":120,"headerPosition":121,"gpio":12,"mcuPin":123,"voltage":34,"is5VTolerant":35,"hasInternalPullDown":21,"capabilities":124,"constraints":132},"D0",{"header":59,"pin":122},3,"GPIO16 \u002F WAKE",[125,127],{"type":126},"gpio",{"type":128,"detail":129},"rtc",{"subsystem":130,"signal":131},"RTC","USER_WAKE",[133],{"severity":134,"code":95,"effect":135,"i18nKey":138},"info",{"kind":136,"details":137},"bus_monitored","Connected to RTC timer output. Solder bridge with RST allows automatic wake-up from Deep Sleep.","d0_wake",{"id":65,"label":140,"headerPosition":141,"gpio":142,"mcuPin":143,"voltage":34,"is5VTolerant":35,"capabilities":144,"constraints":153},"D5",{"header":59,"pin":31},14,"GPIO14 \u002F HSPI_CLK",[145,146,151],{"type":126},{"type":147,"detail":148},"spi",{"subsystem":149,"signal":150},"HSPI","SCK",{"type":152},"pwm",[],{"id":66,"label":155,"headerPosition":156,"gpio":158,"mcuPin":159,"voltage":34,"is5VTolerant":35,"capabilities":160,"constraints":166},"D6",{"header":59,"pin":157},5,12,"GPIO12 \u002F HSPI_MISO",[161,162,165],{"type":126},{"type":147,"detail":163},{"subsystem":149,"signal":164},"MISO",{"type":152},[],{"id":67,"label":168,"headerPosition":169,"gpio":171,"mcuPin":172,"voltage":34,"is5VTolerant":35,"capabilities":173,"constraints":184},"D7",{"header":59,"pin":170},6,13,"GPIO13 \u002F HSPI_MOSI",[174,175,178,183],{"type":126},{"type":147,"detail":176},{"subsystem":149,"signal":177},"MOSI",{"type":179,"detail":180},"uart",{"subsystem":181,"signal":182},"UART2","RXD",{"type":152},[],{"id":68,"label":186,"headerPosition":187,"gpio":189,"mcuPin":190,"voltage":34,"is5VTolerant":35,"defaultPull":191,"hasInternalPullDown":21,"capabilities":192,"constraints":200},"D8",{"header":59,"pin":188},7,15,"GPIO15 \u002F MTDO \u002F HSPI_CS","down",[193,194,196,199],{"type":126},{"type":195},"strap",{"type":147,"detail":197},{"subsystem":149,"signal":198},"CS",{"type":152},[201],{"severity":202,"code":203,"effect":204,"i18nKey":206,"evidence":207},"critical","boot_strapping",{"kind":97,"details":205},"Boot strapping pin: must be LOW at boot. Pulled down to GND with onboard 10k resistor.","d8_boot",[208,212],{"sourceId":15,"section":209,"table":210,"note":211},"2. Pin Definitions","Table 2-1. ESP8266EX Pin Definitions","D8 is GPIO15 (MTDO \u002F HSPI_CS), D3 is GPIO0 and D4 is GPIO2, listed as \"UART TX during flash programming\".",{"sourceId":17,"section":213,"note":214},"Required Pins \u002F Select Bootloader Mode","GPIO15 must be pulled low and GPIO2 high (or left floating on its internal pull-up) at every boot; GPIO0 low selects the ROM serial bootloader, high selects normal execution.",{"id":69,"label":216,"headerPosition":217,"gpio":87,"mcuPin":219,"voltage":34,"is5VTolerant":35,"capabilities":220,"constraints":225},"3V3",{"header":59,"pin":218},8,"3.3V",[221],{"type":222,"detail":223},"power",{"subsystem":224,"signal":216},"PWR",[226],{"severity":94,"code":227,"effect":228,"i18nKey":231},"always_on_power",{"kind":229,"details":230},"voltage_damage_risk","3.3V system power rail supplied by onboard ME6211 LDO regulator (max 500mA).","gpio_3v3_strict",{"id":74,"label":233,"headerPosition":234,"gpio":86,"mcuPin":235,"voltage":34,"is5VTolerant":35,"capabilities":236,"constraints":242},"TX",{"header":71,"pin":86},"GPIO1 \u002F U0TXD",[237,238],{"type":126},{"type":179,"detail":239},{"subsystem":240,"signal":241},"UART0","TXD",[243],{"severity":134,"code":244,"effect":245},"uart_bridge_shared",{"kind":136,"details":246},"Directly connected to CH340C USB-UART bridge RXD line.",{"id":75,"label":248,"headerPosition":249,"gpio":122,"mcuPin":250,"voltage":34,"is5VTolerant":35,"capabilities":251,"constraints":255},"RX",{"header":71,"pin":103},"GPIO3 \u002F U0RXD",[252,253],{"type":126},{"type":179,"detail":254},{"subsystem":240,"signal":182},[256],{"severity":134,"code":244,"effect":257},{"kind":136,"details":258},"Directly connected to CH340C USB-UART bridge TXD line.",{"id":76,"label":260,"headerPosition":261,"gpio":157,"mcuPin":262,"voltage":34,"is5VTolerant":35,"capabilities":263,"constraints":271},"D1",{"header":71,"pin":122},"GPIO5 \u002F SCL",[264,265,270],{"type":126},{"type":266,"detail":267},"i2c",{"subsystem":268,"signal":269},"I2C0","SCL",{"type":152},[],{"id":77,"label":273,"headerPosition":274,"gpio":31,"mcuPin":275,"voltage":34,"is5VTolerant":35,"capabilities":276,"constraints":282},"D2",{"header":71,"pin":31},"GPIO4 \u002F SDA",[277,278,281],{"type":126},{"type":266,"detail":279},{"subsystem":268,"signal":280},"SDA",{"type":152},[],{"id":78,"label":284,"headerPosition":285,"gpio":111,"mcuPin":286,"voltage":34,"is5VTolerant":35,"defaultPull":287,"hasInternalPullUp":21,"capabilities":288,"constraints":292},"D3",{"header":71,"pin":157},"GPIO0 \u002F FLASH","up",[289,290,291],{"type":126},{"type":195},{"type":152},[293],{"severity":202,"code":203,"effect":294,"i18nKey":296,"evidence":297},{"kind":97,"details":295},"Boot strapping pin: must be HIGH for normal boot; LOW enters UART flash download mode. Pulled up with onboard 10k resistor.","d3_flash",[298,299],{"sourceId":15,"section":209,"table":210,"note":211},{"sourceId":17,"section":213,"note":214},{"id":79,"label":301,"headerPosition":302,"gpio":103,"mcuPin":303,"voltage":34,"is5VTolerant":35,"defaultPull":287,"hasInternalPullUp":21,"capabilities":304,"constraints":311},"D4",{"header":71,"pin":170},"GPIO2 \u002F LED_BUILTIN",[305,306,307,310],{"type":126},{"type":195},{"type":179,"detail":308},{"subsystem":309,"signal":241},"UART1",{"type":152},[312],{"severity":202,"code":203,"effect":313,"i18nKey":315,"evidence":316},{"kind":97,"details":314},"Boot strapping pin: must be HIGH at boot. Connected to onboard blue user LED (active LOW). Pulled up with onboard 10k resistor.","d4_led_boot",[317,318],{"sourceId":15,"section":209,"table":210,"note":211},{"sourceId":17,"section":213,"note":214},{"id":80,"label":320,"headerPosition":321,"gpio":87,"mcuPin":322,"voltage":323,"is5VTolerant":35,"capabilities":324,"constraints":328},"G",{"header":71,"pin":188},"GND","0 V",[325],{"type":326,"detail":327},"gnd",{"subsystem":224,"signal":322},[],{"id":81,"label":330,"headerPosition":331,"gpio":87,"mcuPin":332,"voltage":333,"is5VTolerant":35,"capabilities":334,"constraints":337},"5V",{"header":71,"pin":218},"VUSB \u002F 5V","5.0 V",[335],{"type":222,"detail":336},{"subsystem":224,"signal":330},[338],{"severity":134,"code":227,"effect":339},{"kind":229,"details":340},"5V power input from Micro-USB or external power to onboard ME6211 LDO regulator.",{"visualDoc":342,"isParametric":35},{"schemaVersion":6,"boardSlug":8,"dimensions":343,"pcbColor":346,"outline":347,"mountingHoles":363,"components":377,"pinPlacements":453,"views":480,"verification":548},{"width":344,"height":345},25.6,34.2,"#104a8e",{"kind":348,"cornerRadius":349,"vertices":350},"polygon",1.5,[351,353,355,356,357,359,361,362],{"x":352,"y":111,"r":111},2.5,{"x":354,"y":111,"r":111},23.1,{"x":344,"y":352,"r":111},{"x":344,"y":345,"r":349},{"x":358,"y":345,"r":86},1.6,{"x":358,"y":360,"r":111},27.2,{"x":111,"y":360,"r":111},{"x":111,"y":352,"r":111},[364,371],{"id":365,"cx":366,"cy":367,"r":368,"label":369,"description":370},"hole_tl",2.4,3.6,1.1,"MH_TL","Top-left M2 mounting hole with ENIG annular copper ring.",{"id":372,"cx":373,"cy":374,"r":368,"label":375,"description":376},"hole_br",23.2,31.8,"MH_BR","Bottom-right M2 mounting hole with ENIG annular copper ring.",[378,387,395,405,415,423,431,437,444],{"id":379,"kind":379,"label":380,"x":381,"y":382,"width":383,"height":384,"showLabelOnBoard":35,"description":385,"descriptionKey":386},"antenna_zone","2.4GHz ANT",5.5,0.8,15.5,4.8,"Inverted-F PCB meandering trace antenna for 2.4 GHz 802.11 b\u002Fg\u002Fn Wi-Fi transmission.","pinout.components.wemos_ant",{"id":388,"kind":389,"label":27,"silkscreenLabel":27,"x":390,"y":390,"width":157,"height":157,"rotation":391,"showLabelOnBoard":21,"labelPosition":392,"description":393,"descriptionKey":394},"ic_esp8266ex","qfn_ic",10.3,45,"center","Espressif ESP8266EX SoC (32-bit Tensilica L106 Diamond CPU @ 80\u002F160MHz, integrated Wi-Fi MAC\u002FBB\u002FRF, 16 GPIOs).","pinout.components.wemos_esp8266",{"id":396,"kind":397,"label":398,"silkscreenLabel":398,"subLabel":398,"x":399,"y":400,"width":401,"height":352,"rotation":391,"showLabelOnBoard":21,"labelPosition":402,"description":403,"descriptionKey":404},"xtal_26mhz","crystal_smd","26.000",16.6,7.95,3.2,"top","26.000 MHz high-precision quartz crystal oscillator for ESP8266EX core clock and 2.4GHz RF synthesizer.","pinout.components.wemos_xtal",{"id":406,"kind":407,"label":408,"silkscreenLabel":409,"subLabel":409,"x":410,"y":411,"width":384,"height":412,"rotation":111,"showLabelOnBoard":21,"labelPosition":402,"description":413,"descriptionKey":414},"ic_flash_4mb","soic_ic","25Q32CSIG","4MB",14.1,18.2,5.2,"Winbond W25Q32 32Mbit (4MByte) Quad-SPI Flash memory for program firmware and LittleFS filesystem storage.","pinout.components.wemos_flash",{"id":416,"kind":417,"label":418,"silkscreenLabel":418,"x":419,"y":420,"width":421,"height":103,"rotation":111,"showLabelOnBoard":35,"description":422},"ic_small_logic","small_smd_ic","U3",7.6,20.2,2.2,"Dual digital transistor \u002F inverter pair interfacing CH340 DTR\u002FRTS with ESP8266EX EN\u002FGPIO0 for automated Arduino IDE flashing.",{"id":424,"kind":425,"label":426,"silkscreenLabel":260,"x":427,"y":428,"width":366,"height":429,"rotation":111,"showLabelOnBoard":21,"labelPosition":402,"description":430},"diode_schottky","diode_smd","S4",8.5,24.5,1.4,"Schottky barrier diode (SOD-123) protecting USB VBUS from external 5V power supply reverse current.",{"id":432,"kind":433,"label":434,"silkscreenLabel":435,"x":412,"y":428,"width":103,"height":429,"rotation":111,"showLabelOnBoard":21,"labelPosition":402,"description":436},"fuse_ptc","solder_pad","FUSE","S","500mA PPTC self-resettable polyfuse protecting host computer USB port from short circuits.",{"id":438,"kind":439,"orientation":59,"label":84,"silkscreenLabel":440,"x":358,"y":441,"width":421,"height":367,"rotation":111,"showLabelOnBoard":21,"labelPosition":71,"description":442,"descriptionKey":443},"btn_reset","button_smd","RESET",28.2,"Right-angle side-actuated SMD reset tactile switch S1 mounted in the edge cutout notch, pulling active-LOW RST to GND.","pinout.components.wemos_rst_btn",{"id":445,"kind":445,"label":446,"silkscreenLabel":446,"x":447,"y":448,"width":449,"height":450,"rotation":111,"showLabelOnBoard":21,"labelPosition":402,"description":451,"descriptionKey":452},"usb_micro_b","USB",9.05,29.4,7.5,5.6,"Micro-USB Type-B connector with 0.8mm bottom overhang for cable insertion, flashing, serial monitor, and 5V power.","pinout.components.wemos_usb",[454,457,459,461,463,465,467,469,471,473,474,475,476,477,478,479],{"pinId":62,"x":455,"y":456,"labelPosition":59},1.37,8.21,{"pinId":63,"x":455,"y":458,"labelPosition":59},10.75,{"pinId":64,"x":455,"y":460,"labelPosition":59},13.29,{"pinId":65,"x":455,"y":462,"labelPosition":59},15.83,{"pinId":66,"x":455,"y":464,"labelPosition":59},18.37,{"pinId":67,"x":455,"y":466,"labelPosition":59},20.91,{"pinId":68,"x":455,"y":468,"labelPosition":59},23.45,{"pinId":69,"x":455,"y":470,"labelPosition":59},25.99,{"pinId":74,"x":472,"y":456,"labelPosition":71},24.23,{"pinId":75,"x":472,"y":458,"labelPosition":71},{"pinId":76,"x":472,"y":460,"labelPosition":71},{"pinId":77,"x":472,"y":462,"labelPosition":71},{"pinId":78,"x":472,"y":464,"labelPosition":71},{"pinId":79,"x":472,"y":466,"labelPosition":71},{"pinId":80,"x":472,"y":468,"labelPosition":71},{"pinId":81,"x":472,"y":470,"labelPosition":71},{"bottom":481},{"mountingHoles":482,"components":491,"pinPlacements":531},[483,487],{"id":484,"cx":373,"cy":367,"r":368,"label":485,"description":486},"hole_tl_bot","MH_TR","Top-right M2 mounting hole on bottom view.",{"id":488,"cx":366,"cy":374,"r":368,"label":489,"description":490},"hole_br_bot","MH_BL","Bottom-left M2 mounting hole on bottom view.",[492,501,508,512,516,520,526],{"id":493,"kind":407,"label":494,"silkscreenLabel":494,"x":495,"y":496,"width":170,"height":497,"rotation":111,"showLabelOnBoard":21,"labelPosition":392,"description":498,"descriptionKey":499,"componentSlug":500},"ic_ch340","CH340C",9.8,16.5,10,"WCH CH340C USB-to-UART bridge IC interfacing USB bus with ESP8266EX UART0 serial pins (TX\u002FRX).","pinout.components.wemos_ch340","ch340g",{"id":502,"kind":433,"label":503,"silkscreenLabel":503,"x":411,"y":495,"width":504,"height":505,"rotation":111,"showLabelOnBoard":21,"labelPosition":402,"description":506,"descriptionKey":507},"pad_sleep_d0","SLEEP",1.2,0.9,"Deep sleep wake solder pad 1, connected directly to GPIO16 (D0 \u002F WAKE).","pinout.components.wemos_sleep",{"id":509,"kind":433,"label":84,"silkscreenLabel":84,"x":510,"y":495,"width":504,"height":505,"rotation":111,"showLabelOnBoard":35,"description":511,"descriptionKey":507},"pad_sleep_rst",19.8,"Deep sleep wake solder pad 2, connected to the active-LOW RST line. Solder bridge with SLEEP pad enables automatic wake-up from Deep Sleep via internal RTC timer.",{"id":513,"kind":513,"label":446,"x":447,"y":345,"width":449,"height":382,"rotation":514,"showLabelOnBoard":35,"description":515,"descriptionKey":452},"usb_overhang",180,"Overhanging Micro-USB Type-B receptacle mouth extending past the bottom board edge.",{"id":517,"kind":439,"orientation":71,"label":84,"silkscreenLabel":84,"x":518,"y":441,"width":358,"height":367,"rotation":111,"showLabelOnBoard":35,"description":519,"descriptionKey":443},"btn_reset_stem",23.6,"Tactile reset button actuator stem protruding into the edge notch (mounted on top layer).",{"id":521,"kind":433,"label":522,"x":523,"y":524,"width":504,"height":504,"rotation":111,"showLabelOnBoard":35,"description":525},"test_pad_1","TP1",8.8,27.5,"Hardware test point \u002F solder pad 1.",{"id":527,"kind":433,"label":528,"x":529,"y":524,"width":504,"height":504,"rotation":111,"showLabelOnBoard":35,"description":530},"test_pad_2","TP2",15.6,"Hardware test point \u002F solder pad 2.",[532,533,534,535,536,537,538,539,540,541,542,543,544,545,546,547],{"pinId":81,"x":455,"y":456,"labelPosition":59},{"pinId":80,"x":455,"y":458,"labelPosition":59},{"pinId":79,"x":455,"y":460,"labelPosition":59},{"pinId":78,"x":455,"y":462,"labelPosition":59},{"pinId":77,"x":455,"y":464,"labelPosition":59},{"pinId":76,"x":455,"y":466,"labelPosition":59},{"pinId":75,"x":455,"y":468,"labelPosition":59},{"pinId":74,"x":455,"y":470,"labelPosition":59},{"pinId":69,"x":472,"y":456,"labelPosition":71},{"pinId":68,"x":472,"y":458,"labelPosition":71},{"pinId":67,"x":472,"y":460,"labelPosition":71},{"pinId":66,"x":472,"y":462,"labelPosition":71},{"pinId":65,"x":472,"y":464,"labelPosition":71},{"pinId":64,"x":472,"y":466,"labelPosition":71},{"pinId":63,"x":472,"y":468,"labelPosition":71},{"pinId":62,"x":472,"y":470,"labelPosition":71},{"status":549,"reviewedDate":550,"reviewer":551},"reviewed","2026-09-16","Senior Hardware CAD & PCB Physical Auditor",{"id":10,"name":553,"vendor":554,"descriptionKey":555,"defaultVoltage":34,"architecture":556},"ESP8266 Series","Espressif Systems","families.esp8266.description","Tensilica L106 32-bit",[558,564,570,575],{"id":14,"publisher":559,"title":560,"documentType":561,"url":562,"version":563,"accessedDate":550},"WEMOS \u002F Lolin","D1 Mini V3.0.0 Schematic and Hardware Design","schematic","https:\u002F\u002Fwww.wemos.cc\u002Fen\u002Flatest\u002Fd1\u002Fd1_mini.html","v3.0.0",{"id":15,"publisher":554,"title":565,"documentType":566,"url":567,"version":568,"accessedDate":569},"ESP8266EX Datasheet","datasheet","https:\u002F\u002Fwww.espressif.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fdocumentation\u002F0a-esp8266ex_datasheet_en.pdf","v4.4","2026-09-15",{"id":16,"publisher":571,"title":572,"documentType":566,"url":573,"version":574,"accessedDate":550},"Ai-Thinker","ESP-12F WiFi Module Specification and Hardware Manual","https:\u002F\u002Fdocs.ai-thinker.com\u002F_media\u002Fesp8266\u002Fdocs\u002Fesp-12f_product_specification_en.pdf","v1.1",{"id":17,"publisher":554,"title":576,"documentType":577,"url":578,"accessedDate":23},"ESP8266 Boot Mode Selection (esptool documentation)","application_note","https:\u002F\u002Fdocs.espressif.com\u002Fprojects\u002Fesptool\u002Fen\u002Flatest\u002Fesp8266\u002Fadvanced-topics\u002Fboot-mode-selection.html",[580,583,586,589],{"slug":581,"name":582},"nodemcu-v2-cp2102","NodeMCU v2 Amica (ESP8266)",{"slug":584,"name":585},"arduino-mega-2560","Arduino Mega 2560 Rev3",{"slug":587,"name":588},"arduino-pro-mini","Arduino Pro Mini",{"slug":590,"name":591},"raspberry-pi-gpio-40pin","Raspberry Pi 40-Pin GPIO Header",[593],{"id":500,"slug":500,"mpn":594,"primaryCategory":595,"manufacturers":596,"shortDescription":598,"packages":599,"packageTypes":602,"voltage":603,"recommendedOperating":607,"roleOnBoard":608},"CH340G","interface_bridge",[597],"WCH (Jiangsu Qinheng)","Mostek USB–UART w obudowie SOP-16 z sygnałami modemowymi i zewnętrznym kwarcem 12 MHz, popularny na tanich płytkach zgodnych z Arduino i z ESP8266.",[600],{"packageType":601,"pinCount":12},"SOP-16",[601],{"context":604,"min":605,"max":606,"typical":157},"supply",2.9,5.3,{"supplyVoltageMinV":605,"supplyVoltageTypV":157,"supplyVoltageMaxV":606},"Programowanie i telemetria przez USB",[500],{"title":611,"description":612,"card":613,"intro":614,"safe":615,"adc":616,"interfaces":617,"strapping":618,"input":619,"overview":620},"Pinout i Referencja Sprzętowa Wemos D1 Mini v3.0","Interaktywny schemat wyprowadzeń Wemos D1 Mini v3.0: moduł Wi-Fi ESP8266EX 3,3 V, 16 pinów DIP, mostek USB-UART CH340C, zworka SLEEP, wewnętrzny dzielnik A0 (0-3,2 V) i połączenia do deep sleep.","Kompaktowa płytka Wi-Fi ESP8266 z 16 pinami przyjaznymi płytce stykowej, zintegrowanym mostkiem USB-UART CH340C i wbudowanym przyciskiem resetu.","Wemos D1 Mini v3.0 to kompaktowa, przyjazna płytce stykowej płytka rozwojowa IoT oparta na SoC Espressif ESP8266EX (dyskretna architektura z odsłoniętym układem, bez ekranu). Z 11 cyfrowymi pinami we\u002Fwy, 1 wejściem analogowym ze zintegrowanym dzielnikiem i wbudowanym mostkiem USB-UART CH340C jest jednym z najbardziej przystępnych mikrokontrolerów Wi-Fi.","Pracuje na poziomie logicznym 3,3 V. Piny GPIO układu ESP8266 NIE tolerują 5V (maks. 3,6 V). Pin 5V zasila wbudowany stabilizator LDO ME6211 3,3 V (do 500 mA na wyjściu).","Pin A0 łączy się ze zintegrowanym dzielnikiem napięcia 220 kΩ \u002F 100 kΩ, który skaluje napięcia zewnętrzne do 3,2 V na surowy kanał ADC TOUT 0-1,0 V układu ESP8266.","Sprzętowy UART0 na TX\u002FRX (współdzielony z USB). Programowy\u002Fsprzętowy SPI na D5 (SCK), D6 (MISO), D7 (MOSI), D8 (SS). Domyślna magistrala I2C na D1 (SCL) i D2 (SDA).","Piny strapping konfiguracji rozruchu: D3 (GPIO0) z pull-up dla trybu Flash; D4 (GPIO2) z pull-up, steruje wbudowaną niebieską diodą LED; D8 (GPIO15) z pull-down, musi być w stanie LOW przy rozruchu.","Dwukierunkowe piny GPIO mają wewnętrzne, konfigurowalne programowo rezystory pull-up (~30-100 kΩ), z wyjątkiem GPIO16 (D0), który ma wbudowany pull-down.",{"summary":621,"power":622,"variants":626,"before":629},"Wemos D1 Mini v3.0 łączy mikrokontroler ESP8266EX 80\u002F160 MHz z 4MB pamięci flash i wbudowanym mostkiem USB-UART w miniaturowym formacie 25.6x34.2mm. Obsługuje ogromny ekosystem nakładek montowanych piętrowo (przekaźniki, czujniki, sterowniki silników, wyświetlacze OLED).",{"usb_5v":623,"v33_rail":624,"sleep_jumper":625},"5V USB \u002F listwa: wejście 5V DC z Micro-USB lub zewnętrznego zasilania zasila bezpośrednio stabilizator LDO ME6211 3,3 V 500mA.","Pin 3V3: stabilizowana szyna 3,3 V zasilająca moduł ESP-12F i zewnętrzne peryferia o niskim poborze mocy. Maks. dostępny prąd ~450 mA.","Zworka lutowana SLEEP: znajduje się na warstwie spodniej i łączy GPIO16 (D0 \u002F WAKE) z pinem RST w celu automatycznego wybudzania z Deep Sleep przez RTC.",{"v30":627,"pro":628},"Wemos D1 Mini V3.0: ma układ USB CH340C (eliminujący zewnętrzny kwarc), LDO ME6211, ulepszony obwód resetu i zworkę lutowaną sleep.","D1 Mini Pro: zaawansowany wariant z 16MB flash, układem USB CP2104, ceramiczną anteną chipową i złączem anteny zewnętrznej I-PEX.",{"deep_sleep_jumper":630,"a0_divider_range":631,"not_5v_tolerant":632,"boot_strapping_pins":633},"Automatyczne wybudzanie z Deep Sleep a programowanie: zalutowanie zworki SLEEP (łączącej D0 z RST) włącza wybudzanie z deep sleep, ale może zakłócać automatyczny reset podczas wgrywania firmware.","Zakres wejścia analogowego: w przeciwieństwie do gołych modułów ESP8266 (maks. 0-1,0 V), D1 Mini ma wbudowany dzielnik 220k\u002F100k umożliwiający bezpieczny pomiar do 3,2 V.","Ściśle logika 3,3 V: piny GPIO układu ESP8266 nie tolerują 5V. Bezpośrednie podłączenie czujników 5V wymaga dwukierunkowego konwertera poziomów logicznych.","Pułapki pinów strapping: D8 (GPIO15) nie może być podciągnięty do HIGH przy rozruchu. D3 (GPIO0) ściągnięty do LOW wprowadza tryb programowania bootloadera.",1791754290766]