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ATmega328P 8-bit AVR RISC microcontroller with 32 KB Flash, 2 KB SRAM, 1 KB EEPROM, 6 PWM channels, and 8-channel 10-bit ADC in 32-pin TQFP package.","atmega328p",{"id":764,"kind":765,"label":766,"silkscreenLabel":767,"x":768,"y":769,"width":770,"height":771,"showLabelOnBoard":116,"labelPosition":87,"description":772},"xtal_16mhz","crystal_smd","16.0MHz","Y1",3.44,12.4,1.6,3.2,"Murata CSTCE 16.000 MHz (or 8.000 MHz on 3.3V models) ceramic resonator with built-in load capacitors providing system clock.",{"id":774,"kind":775,"label":776,"subLabel":777,"silkscreenLabel":778,"x":779,"y":779,"width":780,"height":781,"showLabelOnBoard":20,"labelPosition":87,"description":782},"reg_mic5205","voltage_regulator","MIC5205","5.0V","U2",7.44,2.9,2.8,"Micrel MIC5205 ultra-low-noise 150mA LDO regulator stepping down RAW voltage (up to 12V DC) to clean 5V (or 3.3V) system VCC.",{"id":784,"kind":785,"label":786,"subLabel":787,"silkscreenLabel":788,"x":789,"y":790,"width":771,"height":770,"showLabelOnBoard":116,"labelPosition":87,"description":791},"cap_in","capacitor_tantalum","10µF Input (C13)","10µF","C13",3.1,6.19,"10µF tantalum input decoupling capacitor stabilizing RAW power rail before voltage regulator.",{"id":793,"kind":785,"label":794,"subLabel":787,"silkscreenLabel":795,"x":796,"y":797,"width":771,"height":770,"showLabelOnBoard":116,"labelPosition":87,"description":798},"cap_out","10µF Output (C19)","C19",11.61,8.09,"10µF tantalum output decoupling capacitor stabilizing VCC power rail.",{"id":800,"kind":801,"label":802,"silkscreenLabel":803,"color":804,"x":805,"y":806,"width":770,"height":807,"showLabelOnBoard":20,"labelPosition":87,"description":808},"led_pwr","led_smd","PWR","ON","#ef4444",8.12,10.75,0.8,"Red power indicator LED connected to VCC through current-limiting resistor.",{"id":810,"kind":811,"label":243,"silkscreenLabel":237,"x":812,"y":813,"width":137,"height":814,"showLabelOnBoard":20,"labelPosition":43,"description":815},"btn_rst","button_smd",7.52,29.1,2.5,"Tactile reset pushbutton pulling the active-low \u002FRESET pin to GND.",{"id":817,"kind":801,"label":818,"silkscreenLabel":819,"color":820,"x":821,"y":822,"width":770,"height":807,"showLabelOnBoard":20,"labelPosition":43,"description":823},"led_d13","D13","L","#22c55e",12.92,30.89,"Green user status LED connected to digital pin 13 (SCK) via active-high buffer.",{"id":10,"name":825,"manufacturer":825,"ecosystem":825,"descriptionKey":826},"Arduino","families.arduino.description",[828,835,842],{"id":14,"publisher":829,"title":830,"documentType":831,"version":832,"url":833,"accessedDate":834},"Arduino \u002F SparkFun","Arduino Pro Mini Documentation and Pinout Reference","user_guide","v14","https:\u002F\u002Fdocs.arduino.cc\u002Fretired\u002Fboards\u002Farduino-pro-mini","2026-09-16",{"id":15,"publisher":836,"title":837,"documentType":838,"version":839,"url":840,"accessedDate":841},"Microchip Technology","ATmega328P 8-bit AVR Microcontroller Datasheet","datasheet","Rev. 7810D","https:\u002F\u002Fww1.microchip.com\u002Fdownloads\u002Fen\u002FDeviceDoc\u002FAtmel-7810-Automotive-Microcontrollers-ATmega328P_Datasheet.pdf","2026-09-13",{"id":16,"publisher":843,"title":844,"documentType":845,"version":832,"url":846,"accessedDate":834},"SparkFun Electronics","Arduino Pro Mini 328 Schematic and Eagle Hardware Files","schematic","https:\u002F\u002Fgithub.com\u002Fsparkfun\u002FArduino_Pro_Mini_328",[848,851,854,857],{"slug":849,"name":850},"arduino-mega-2560","Arduino Mega 2560 Rev3",{"slug":852,"name":853},"nodemcu-v2-cp2102","NodeMCU v2 Amica (ESP8266)",{"slug":855,"name":856},"raspberry-pi-gpio-40pin","Raspberry Pi 40-Pin GPIO Header",{"slug":858,"name":859},"raspberry-pi-pico","Raspberry Pi Pico",[],[],{"title":863,"description":864,"card":865,"intro":866,"safe":867,"adc":868,"interfaces":869,"strapping":870,"input":871,"overview":872},"Розпіновка Arduino Pro Mini та Довідник","Інтерактивна схема розпіновки Arduino Pro Mini: 24 піни DIP, 6-піновий роз'єм FTDI, 4 внутрішні аналогові контакти (A4-A7), правила живлення RAW vs VCC, специфікації версій 5V\u002F16MHz та 3.3V\u002F8MHz.","Ультракомпактна плата на базі ATmega328P з 24 DIP-пінами, 6-піновим роз'ємом FTDI та 8 аналоговими входами.","Arduino Pro Mini — це ультракомпактна мікроконтролерна плата на базі ATmega328P, розроблена SparkFun для вбудованих рішень та постійного монтажу. Завдяки відсутності масивного USB-порту та вбудованого USB-UART перехідника, плата забезпечує повну продуктивність Arduino Uno у мініатюрному форматі 18x33 мм.","Працює з логікою 5 В (або 3,3 В). Постійний струм на один пін не повинен перевищувати 20 мА (абсолютний максимум 40 мА). Пін RAW приймає нестабілізовану напругу від 5.5 до 12 В.","Піни A0–A7 надають 8 каналів 10-бітного АЦП. Зауважте: A6 та A7 є виключно аналоговими входами і не можуть використовуватися як цифрові GPIO.","Апаратний UART на пінах D0 (RX) та D1 (TX) плюс роз'єм FTDI. Шина SPI на D10 (SS), D11 (MOSI), D12 (MISO), D13 (SCK). Шина I2C на внутрішніх контактах A4 (SDA) та A5 (SCL).","Класична 8-бітна архітектура AVR. Пін D13 керує вбудованим світлодіодом L. Сигнал DTR на роз'ємі FTDI забезпечує автоматичне скидання через конденсатор 100 нФ.","Піни D2–D12 та A0–A5 є двонаправленими GPIO з внутрішніми програмними підтяжками (~20–50 кОм). Піни A6 та A7 не мають цифрових вхідних буферів.",{"summary":873,"power":874,"variants":878,"before":881},"Arduino Pro Mini — мінімалістична платформа розробки на мікроконтролері ATmega328P, оптимізована для низького споживання та проектів з обмеженим простором. Плата позбавлена громіздкого USB-роз'єму, надаючи 24 сумісні з макетними платами DIP-піни, стандартний 6-піновий роз'єм FTDI та 4 внутрішні зміщені контакти аналогових входів.",{"raw":875,"vcc":876,"ftdi":877},"Пін RAW: Нестабілізований вхід живлення (5.5–12 В), напруга з якого стабілізується вбудованим LDO-стабілізатором MIC5205 до робочих 5 В (або 3,3 В).","Пін VCC: Стабілізована лінія живлення мікроконтролера ATmega328P. Подавайте лише 5,0 В (або 3,3 В); напруга понад 5,5 В безповоротно виводить чіп з ладу.","6-пінова гребінка FTDI: забезпечує живлення 5V\u002F3.3V під час програмування та підключає RX, TX і DTR для автоматичного завантаження скетчів.",{"v5_16mhz":879,"v33_8mhz":880},"Версія 5V \u002F 16 MHz: Працює на тактовій частоті 16 МГц з 5-вольтовою логікою. Забезпечує повну швидкість Arduino Uno та сумісність з 5В датчиками.","Версія 3.3V \u002F 8 MHz: Працює на частоті 8 МГц з 3.3-вольтовою логікою. Оптимальна для батарейного живлення та безпосередньої роботи з 3,3 В сенсорами.",{"raw_vs_vcc":882,"ftdi_orientation":883,"analog_only_a6_a7":884,"d13_led":885},"Пастка живлення RAW vs VCC: Ніколи не підключайте нестабілізовані акумулятори або блоки живлення (>5,5 В) до піна VCC. Нестабілізоване живлення подається виключно на пін RAW.","Орієнтація роз'єму FTDI: Суворо узгоджуйте пін BLK із заземленням GND (чорний дріт), а GRN — з сигналом DTR (зелений дріт). Зворотне підключення спричинить коротке замикання лінії живлення.","A6 та A7 — тільки аналогові входи: Входи A6 та A7 корпусу ATmega328P TQFP-32 позбавлені цифрових буферів. Функції pinMode() та digitalRead() на них не працюють.","Спільне використання піна 13 зі світлодіодом: До піна 13 підключено вбудований світлодіод з обмежувальним резистором, що може вносити навантаження у високоомні кола.",1791754288021]