{"product_id":"products-2-4g-wireless-transceiver-ttl-rs232-rs485-usb","title":"RT39D01\/RT48D02 2.4G Wireless Transceiver – TTL RS232 RS485 TYPE-C USB Multifunction UART Module for Arduino ESP8266 ESP32 Modbus RTU","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003e\u003cspan style=\"font-size: 22px;\"\u003eProduct Name:2.4G Multifunction Interface Wireless Transceiver TTL RS232 RS485 TYPE-C USB for Arduino NodeMCU ESP8266 ESP32 Modbus RTU\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan style=\"font-size: 18px;\"\u003ePacking list:\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan style=\"font-size: 18px;\"\u003eRT48D02_RT59E02_RT6AF02_RT39D01 2.4G TTL\/RS485\/RS232\/USB Wireless Transceiver Module\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1790180610331iqf_1788158069706.jpg?v=1788158073\"\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 18px;\"\u003eOverview:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px;\"\u003eRT48D02_RT59E02_RT6AF02_RT39D01 is a TTL\/RS485\/RS232\/TYPE-C 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\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 18px;\"\u003ePerformance Parameter:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003eWorking voltage: DC 5V-15V; \u003cbr\u003e\u003cbr\u003eFrequency range: 2400~2525MHz \u003cbr\u003e\u003cbr\u003eTransmission power: 11dBm; \u003cbr\u003e\u003cbr\u003eReceiver sensitivity: -84dBm@1MHz; \u003cbr\u003e\u003cbr\u003eWorking temperature: -40~+85℃; \u003cbr\u003e\u003cbr\u003eBaud rate: 1200, 2400, 4800, 9600 (Default), 19200, 38400, 57600, 115200 \u003cbr\u003e\u003cbr\u003eOpen-field transmission distance with sufficient power supply: 80-100 meters \u003cbr\u003e\u003cbr\u003eSize: 34 x 15 x 3mm \u003cbr\u003e\u003cbr\u003eWeight:2.5g\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1790180611084ucd_1788158070487.jpg?v=1788158074\"\u003e \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 18px;\"\u003ePinout :\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cspan style=\"font-size: 18px;\"\u003e1 VCC: DC 5V~15V positive power supply;\u003cbr\u003e2 GND: power ground\u003cbr\u003e3 A+: 485 data line\u003cbr\u003e4 B-: 485 data line\u003cbr\u003e5 CMD: AT mode switch port\u003cbr\u003e6 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\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cstrong\u003ePower supply description:\u003c\/strong\u003e \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px;\"\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)\u003c\/span\u003e \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eAT command:\u003c\/strong\u003e \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size: 18px;\"\u003ePlease refer to the AT command manual below\u003cbr\u003e''RT48D02 RT59E02 RT6AF02 RT39D01 AT command detailed description''\u003c\/span\u003e \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eWiringdiagram:\u003c\/strong\u003e \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S72cc6425fc22420fa67cf87ececf95ddY.jpg\"\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 20px;\"\u003eApplication example:\u003c\/span\u003e\u003c\/strong\u003e \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(0, 0, 255);\"\u003eIf 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\u003ePlease use DC 7-12V power supply, if only 5V power supply, please reduce the transmitting power(AT+POWER=4)\u003c\/span\u003e \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1790180612620cjd_1788158071969.jpg?v=1788158075\"\u003e \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/1790180613346ndb_1788158072656.jpg?v=1788158076\"\u003e \u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Eletechsup","offers":[{"title":"TTL Transceiver","offer_id":51807667912982,"sku":"RT39D01","price":3.99,"currency_code":"USD","in_stock":true},{"title":"RS485 Transceiver","offer_id":51807667945750,"sku":"RT48D02","price":4.99,"currency_code":"USD","in_stock":true},{"title":"RS232 Transceiver","offer_id":51807667978518,"sku":"RT59E02","price":5.89,"currency_code":"USD","in_stock":true},{"title":"USB Transceiver","offer_id":51807668011286,"sku":"RT6AF02","price":6.59,"currency_code":"USD","in_stock":true},{"title":"USB TO TTL232","offer_id":51807668044054,"sku":"TB196","price":4.9,"currency_code":"USD","in_stock":true},{"title":"USB TO RS232","offer_id":51807668076822,"sku":"UD67A01","price":4.49,"currency_code":"USD","in_stock":true},{"title":"USB TO RS485","offer_id":51807668109590,"sku":"UD68B01","price":5.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/4063\/8742\/files\/Sb55fa56b58db41f1bbfa54dac5c2b021D.webp?v=1788158064","url":"https:\/\/eletee.com\/products\/products-2-4g-wireless-transceiver-ttl-rs232-rs485-usb","provider":"Eletechsup Direct Store","version":"1.0","type":"link"}