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Errata","DS80000855C,2024","https:\u002F\u002Fww1.microchip.com\u002Fdownloads\u002FaemDocuments\u002Fdocuments\u002FMCU08\u002FProductDocuments\u002FErrata\u002FATmega48APA88APA168APA328P-SiliConErrataClarif-DS80000855.pdf",[1077,1080,1083,1086],{"slug":1078,"name":1079},"arduino-pro-mini","Arduino Pro Mini",{"slug":1081,"name":1082},"arduino-uno-r3","Arduino Uno R3",{"slug":1084,"name":1085},"arduino-mega-2560","Arduino Mega 2560 Rev3",{"slug":1087,"name":1088},"arduino-pro-micro","Arduino Pro Micro",[],[],{"title":1092,"description":1093,"card":1094,"intro":1095,"safe":1096,"adc":1097,"interfaces":1098,"strapping":1099,"input":1100,"overview":1101,"components":1125},"Pinagem e Referência do Arduino Nano Classic","Pinagem e diagrama de pinos interativo do Arduino Nano. Placa compacta DIP-30, ATmega328P, lógica de 5V, 8 entradas analógicas (A0-A7), 14 E\u002FS digitais, USB Mini-B.","Módulo ATmega328P de 5V compatível com protoboard em encapsulamento DIP-30 com 8 entradas analógicas.","A Arduino Nano Classic é uma placa compacta e compatível com protoboard baseada no ATmega328P. Oferece capacidade de processamento idêntica à Uno em uma pegada DIP-30 com 2 entradas analógicas extras.","Use lógica de 5 V e respeite o máximo documentado de 20 mA por GPIO. Recomenda-se 7–12 V em VIN. O limite absoluto de 40 mA do silício não é corrente de operação.","Os pinos A0-A7 fornecem 8 canais de ADC de 10 bits. Nota: A6 e A7 são entradas analógicas dedicadas e não podem ser usados como GPIO digitais.","UART no pino 1 (TX) e no pino 2 (RX). SPI em D10 (SS), D11 (MOSI), D12 (MISO), D13 (SCK) mais ICSP. I2C no pino 23 (A4\u002FSDA) e no pino 24 (A5\u002FSCL).","Arquitetura AVR padrão. O D13 aciona o LED L integrado.","D0–D13 e A0–A5 são GPIOs bidirecionais com pull-up interno. D0\u002FD1 compartilham a conexão serial FT232RL; D13 controla L. A6\u002FA7 são apenas entradas analógicas, sem pull-up GPIO.",{"summary":1102,"power":1103,"notes":1107,"useCases":1111,"before":1115,"blueprint":1119,"variants":1120},"A Arduino Nano Classic é uma placa ATmega328P compacta e compatível com protoboard com lógica de 5 V, USB Mini-B e duas entradas somente analógicas adicionais em comparação com a Uno.",{"usb":1104,"vin":1105,"five":1106},"O USB Mini-B fornece a alimentação de 5 V da placa e a conexão serial de programação.","O VIN aceita uma alimentação externa não regulada de 7–12 V pelo regulador integrado.","O pino 5V se conecta à trilha regulada de 5 V da placa.",{"logic":1108,"current":1109,"a6a7":1110},"O ATmega328P e as E\u002FS digitais expostas usam lógica de 5 V.","A placa especifica no máximo 20 mA por GPIO. Respeite o total de 200 mA em VCC\u002FGND do MCU e os limites dos grupos de portas. Os 40 mA absolutos não são uma carga normal permitida.","A6 e A7 são pinos de entrada somente analógica e não podem operar como GPIO digitais.",{"breadboard":1112,"education":1113,"robotics":1114},"Protótipos compactos em protoboard e interfaces de sensores.","Ensino de programação embarcada e eletrônica.","Pequenos robôs, controladores e instalações embarcadas permanentes.",{"logic":1116,"aref":1117,"a6a7":1118},"Confirme que os periféricos conectados são compatíveis com lógica de 5 V.","Respeite a tensão documentada de AREF e a configuração da referência analógica.","Use A6 e A7 apenas como entradas analógicas.","O modelo representa a PCB oficial Nano V3.3 sem barras de pinos montadas, com FT232RL, Mini-B USB e ATmega328P-MUR de 5 × 5 mm. Os 30 contatos principais e seis ICSP foram conferidos no CAD. Conectores, pontes USB e encapsulamentos variam nas placas compatíveis.",{"bootloader":1121,"bridge":1122,"silicon":1123,"family":1124},"Selecione ATmega328P para Nanos oficiais atuais; placas anteriores a 2018 podem exigir ATmega328P (Old Bootloader). O núcleo oficial usa 115200 e 57600 baud, respectivamente.","A placa de referência usa FT232RL. Variantes CH340 ou USB-C podem exigir outros drivers e ter circuitos de alimentação diferentes; confira o esquema.","O MCU de referência é ATmega328P-MUR em QFN32. Existem outros encapsulamentos; variantes ATmega168 exigem a seleção de processador correspondente e têm menos flash.","Nano Every, Nano 33 e Nano ESP32 são placas diferentes. Confira o MCU, os níveis lógicos e a pinagem antes de reutilizar as ligações da Classic.",{"usb":1126,"mcu":1127,"clock":1128,"reset":1129,"icsp":1130,"leds":1131,"bridge":1132,"regulator":1133},"Mini-B USB fornece alimentação e se conecta à ponte USB–UART FT232RL. Não é Micro-B nem uma porta USB nativa do ATmega328P.","ATmega328P-MUR em QFN32 de 5 × 5 mm: clock de 16 MHz, 32 KB de flash e 2 KB de SRAM. A6\u002FA7 são entradas analógicas dedicadas.","O ressonador cerâmico de 16 MHz do CAD de referência fornece o clock do MCU. O FT232RL tem seu próprio clock USB interno.","RESET ativo em nível baixo reinicia o ATmega328P. O sinal DTR do FT232RL também permite o reset automático para gravação pela porta serial.","J4 oferece MISO, +5V, SCK, MOSI, RESET e GND. MISO\u002FSCK\u002FMOSI repetem D12\u002FD13\u002FD11; não acrescentam GPIOs. Confira a orientação antes de conectar o gravador.","L é controlado por D13; ON indica alimentação. TX\u002FRX mostram a atividade serial do FT232RL. As cores do CAD de referência não definem as cores de todas as placas compatíveis.","Ponte USB–UART FT232RL na face inferior, ligada a D0\u002FRX e D1\u002FTX. Seu 3V3OUT alimenta o pino 3V3 da placa original, com carga externa máxima de 50 mA.","LM1117-5.0 regula VIN para a linha de 5 V. A saída 3V3 vem do FT232RL. Há limites térmicos e de carga; a corrente nominal do regulador não é o orçamento de toda a placa.",1793836402246]