{"product_id":"usb-ttl-wireless-transceiver-module-uart-serial-port-board-for-arduiuo-for-mega2560-esp8266-nodemcu","title":"RT39D01 RT6AF02 USB-TTL Wireless Transceiver Module UART Serial Port Board for Arduiuo for  MEGA2560  ESP8266 NodeMCU","description":"\u003cdiv\u003e\n \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003eProduct Name: \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e2.4G ISM Band GFSK FSK Wireless Transceiver USB\/TTL Module with IPEX Antenna for Arduio UMEGA2560 Raspberry pi STM32 FPGA\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\u003cdiv\u003e\n  \n\u003c\/div\u003e\u003cdiv\u003e\n  \n\u003c\/div\u003e\u003cdiv\u003e\n \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003ePacking list:\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\u003cdiv\u003e\n \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e1 pcs RT39D01 2.4G TTL Wireless Transceiver Module\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\u003cdiv\u003e\n \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003eOR \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e1 pcs RT6AF02 2.4G USB Wireless Transceiver Module\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\u003cdiv\u003e\n \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003eOR\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e Kit\u003cbr\u003e(\u003c\/span\u003e\u003c\/span\u003e\n \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003ePackage does not include UNO-compatible board\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e)\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\u003cdiv\u003e\n \u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S0700e65e4bd14fae89d2774608eb0f61p.jpg\" slate-data-type=\"image\"\u003e\n\u003c\/div\u003e\u003cdiv\u003e\n \u003cdiv\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan\u003e\u003cstrong\u003eOverview:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n   \n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003eRT6AF02\/RT39D01 is a USB\/TTL Wireless Transparent Data Transmission Module based on 2.4GHz frequency band, using CI24R1 chip.\u003cbr\u003e\u003cbr\u003eThe module supports basic AT Commands: Baudrate, Parity bit, ID Number, Version Information, Transmit Power, Frequency Band, Acknowledge Mode and other function settings and queries.\u003cbr\u003e\u003cbr\u003eWhen the module is in AT Mode, the user can use the serial port to send AT Commands to set the parameters of the module.\u003cbr\u003e\u003cbr\u003eWhen the module is in transparent data transmission mode, in ACK mode (default), it can be used as a one-to-one transceiver. If it is applied to one-transmit and multiple-receive (master-slave mode), it needs to be changed to NO-ACK mode through AT command\u003cbr\u003e\u003cbr\u003eWhen the CMD port of the AT module is short-circuited, it enters the AT mode. and when it is disconnected, it is the data transparent transmission mode.\u003cbr\u003e\u003cbr\u003eWhen the module is abnormal, short-circuit the two pins of RES on the board for 5 seconds, then power on again to restore the factory settings\u003c\/span\u003e\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n   \n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan\u003e\u003cstrong\u003ePerformance Parameter:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n   \n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003eWorking voltage: DC 5V-15V;\u003cbr\u003eFrequency range: 2400~2525MHz\u003cbr\u003eTransmission power: 11dBm;\u003cbr\u003eReceiver sensitivity: -84dBm@1MHz;\u003cbr\u003eWorking temperature: -40~+85℃;\u003cbr\u003eBaud rate: 1200, 2400, 4800, 9600 (Default), 19200, 38400, 57600, 115200\u003cbr\u003eOpen-field transmission distance with sufficient power supply: 80-100 meters\u003cbr\u003eSize: 33 x 15 x 3mm(TTL Version),40 x 15 x 3mm(USB Version)\u003cbr\u003eWeight:2.5g(TTL Version),3g(USB Version)\u003c\/span\u003e\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n   \n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S7ac74035e5054e7c96e109eaa7d7e405s.jpg\" slate-data-type=\"image\"\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003e\u003cspan\u003ePinout(\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003eTTL Version)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003e\u003cspan\u003e :\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cdiv\u003e\n   \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e1 VCC: DC 5V~15V positive power supply;\u003cbr\u003e2 GND: power ground\u003cbr\u003e3 RXD: TTL RXD data\u003cbr\u003e4 TXD : TTL TXD data\u003cbr\u003e5 CMD: AT mode switch port\u003cbr\u003e6 RES: Factory reset port\u003c\/span\u003e\u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n  \u003cdiv\u003e\n   \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003e\u003cspan\u003ePinout(USB\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003e Version)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003e\u003cspan\u003e :\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n  \u003c\/div\u003e\n  \u003cdiv\u003e\n   \u003cbr\u003e\n   \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e1 TYPE-C USB : USB data and power interface\u003cbr\u003e2 CMD: AT mode switch port\u003cbr\u003e3 RES: Factory reset port\u003cbr\u003eNote: After the two ports of RES are shorted for 5 seconds, the module will restore the factory settings and restart automatically.\u003c\/span\u003e\u003c\/span\u003e\n   \u003cbr\u003e\n  \u003c\/div\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003ePower supply description:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cbr\u003e\u003cbr\u003eThe transmit current is 50mA (+11dBm); the receive current is 25mA, please use a small ripple power supply\u003cbr\u003e\u003cbr\u003eNote: In order to make the module work stably, it is recommended to use a power supply above 8W (5V\/2A (recommended to reduce the transmit power), 6V\/2A, 7.4V\/1.5A, 9V\/1A, 12V\/1A)\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003eAT command:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cbr\u003ePlease refer to the AT command manual below\u003cbr\u003e''RT48D02 RT59E02 RT6AF02 RT39D01 AT command detailed description''\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003eWiringdiagram:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\n  \u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S82f4cefa108a45af8e3a7998ca0eb578F.jpg\" slate-data-type=\"image\"\u003e\n  \u003cbr\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n   \n \u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv\u003e\n \u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sc5fdf8b549054ff88a7973a0d863c688G.jpg\" slate-data-type=\"image\"\u003e\n\u003c\/div\u003e\u003cdiv\u003e\n  \n\u003c\/div\u003e\u003cdiv\u003e\n  \n\u003c\/div\u003e\u003cdiv\u003e\n  \n\u003c\/div\u003e\u003cdiv\u003e\n \u003cdiv\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003e\u003cspan\u003eTypical applications:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n   \n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan\u003e2400-2525MHz ISM\/SRD band systems\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan\u003eConsumer electronics\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan\u003eAccess control, Attendance, Logistics\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan\u003eSmart Furniture\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan\u003eWireless sensor\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003eSmart Home\u003c\/span\u003e\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003eVehicles \u0026amp; Remote Control Toys\u003cbr\u003e2.4G USB TO TTL Wireless Transmission\u003c\/span\u003e\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n   \n \u003c\/div\u003e\n \u003cdiv\u003e\n   \n \u003c\/div\u003e\n \u003cdiv\u003e\n   \n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003eApplication example:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan\u003eWireless communication between \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(34, 34, 34)\"\u003eArdiuno \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan\u003eand PC(Also application with other 3.3V 5V level MCU ,for example: \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e APM APM2 Raspberry pi \u003c\/span\u003e\u003c\/span\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan\u003eFPGA CPLD STM32 C8051 PIC AVR MSP430)\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n   \n \u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv\u003e\n \u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sd0fbf85af5ee45ada411bc0ceb5f2345S.jpg\" slate-data-type=\"image\"\u003e\n\u003c\/div\u003e\u003cdiv\u003e\n  \n\u003c\/div\u003e\u003cdiv\u003e\n  \n\u003c\/div\u003e\u003cdiv\u003e\n  \n\u003c\/div\u003e\u003cdiv\u003e\n \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\n  \u003cdiv\u003e\n   \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(34, 34, 34)\"\u003eArdiuno \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003eIDE Serial data Transceiver:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n  \u003c\/div\u003e\n  \u003cdiv\u003e\n    \n  \u003c\/div\u003e\n  \u003cdiv\u003e\n   \u003cimg style=\"font-family:arial, verdana, sans-serif;font-size:12px;color:rgb(51, 51, 51)\" src=\"https:\/\/ae01.alicdn.com\/kf\/HTB1ZOdlGFXXXXX_apXXq6xXFXXX0.jpg\" slate-data-type=\"image\"\u003e\n  \u003c\/div\u003e\n  \u003cdiv\u003e\n    \n  \u003c\/div\u003e\n  \u003cdiv\u003e\n   \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cstrong\u003eCopy the following code:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\n  \u003c\/div\u003e\n  \u003cdiv\u003e\n   \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\/\/----------------------------------------------------------------------\/\/\u003c\/span\u003e\u003c\/span\u003e\n  \u003c\/div\u003e\n  \u003cdiv\u003e\n    \n  \u003c\/div\u003e\n  \u003cdiv\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003e\/\/ Pin 13 has an LED connected on most Ardiuno boards.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003eint led = 13;\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n     \n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003eString comdata = '''';\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n     \n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003evoid setup()\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003e{\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003e\/\/ initialize the digital pin as an output.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003epinMode(led, OUTPUT);\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003eSerial.begin(9600);\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003eSerial.println(''Hello, I am Ardiuno !'');\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003e}\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n     \n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003e\/\/Serial data transceiver\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003evoid loop()\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003e{\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003ewhile (Serial.available() \u0026gt; 0)\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003e{\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003edigitalWrite(led, HIGH); \/\/ turn the LED on (HIGH is the voltage level)\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003ecomdata += char(Serial.read());\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003edelay(2);\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003e}\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n     \n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003eif (comdata.length() \u0026gt; 0)\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003e{\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003eSerial.println(comdata);\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003ecomdata = '''';\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003e}\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n     \n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003edigitalWrite(led, LOW); \/\/ turn the LED off by making the voltage LOW\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\u003cspan style=\"color:rgb(0, 0, 255)\"\u003e}\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\n   \u003c\/div\u003e\n  \u003c\/div\u003e\n \u003c\/div\u003e\n \u003cdiv style=\"font-size:medium;color:rgb(0, 0, 0)\"\u003e\n  \u003cspan style=\"font-size:20px\"\u003e\u003cspan style='font-family:\"times new roman\", times, serif'\u003e\/\/----------------------------------------------------------------------\/\/\u003c\/span\u003e\u003c\/span\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\u003cbr\u003e","brand":"Eletechsup Factory store ","offers":[{"title":"Red","offer_id":46474274078877,"sku":"RT39D01","price":3.59,"currency_code":"USD","in_stock":true},{"title":"Gold","offer_id":46474274111645,"sku":"RT6AF02","price":5.99,"currency_code":"USD","in_stock":true},{"title":"Silver","offer_id":46474274144413,"sku":"RT39D01+RT6AF02","price":10.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/8622\/0189\/files\/S605df232fdf043fabe3408ac0e0875cas_8f28324c-b778-467a-b506-a44071c668df.webp?v=1738859382","url":"https:\/\/eletechsup.com\/es\/products\/usb-ttl-wireless-transceiver-module-uart-serial-port-board-for-arduiuo-for-mega2560-esp8266-nodemcu","provider":"Eletechsup Ready Stock Factory Store 6-10days to Worldwide","version":"1.0","type":"link"}