{"product_id":"max202-rs232-to-ttl-converter","title":"MAX202 RS232 to TTL Converter","description":"\u003cdiv class=\"desc\"\u003e\n \u003cdiv class=\"desCon\"\u003e\n\u003cp\u003eThis converter uses MAX202-based level shifter for converting TTL (Transistor-Transistor Logic) -level serial to standard RS232 serial.   \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"line-height: 17.1428px;\"\u003eRS232 is widely used in radio modifications,phone flash, XBOX360 flash, GPS, vehicle detection, DVD flash, hard disk repair set-top box upgrade. It can be used to program STC MCU, NXP MCU,Renesas MCU, STM32 MCU, N+-2EC MCU. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis converter can be connected to an Arduino Serial pin (0,1) to convert standard Arduino ttl to RS232.  It allows arduino talk to hundreds of RS232 devices. \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"line-height: 17.1428px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"line-height: 17.1428px;\"\u003e\u003cb\u003eRS232 DB9 Pinout Diagram\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eRS-232 Maximum Cable Length\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"line-height: 1.42857;\"\u003eThe maximum cable length for RS-232 is 50ft, but in practise depends on baud rate, cable specific capacitance and ambient noise. The table below contains some rules-of-thumb from experiments done by Texas Instruments years ago.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\n\u003c\/p\u003e\n\u003ctable border=\"1\" width=\"300px\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBaud rate\u003c\/th\u003e\n\u003cth\u003eMaximum range \/ cable length\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19200\u003c\/td\u003e\n\u003ctd\u003e50ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e9600\u003c\/td\u003e\n\u003ctd\u003e500ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4800\u003c\/td\u003e\n\u003ctd\u003e1000ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv\u003e\u003cb\u003eWhat is RS232? \u003c\/b\u003e\u003c\/div\u003e\n\u003cdiv\u003e\"In telecommunications, RS-232 is a standard for serial communication transmission of data. It formally defines the signals connecting between a DTE (data terminal equipment) such as a computer terminal, and a DCE (data circuit-terminating equipment or data communication equipment), such as a modem. The RS-232 standard is commonly used in computer serial ports. The standard defines the electrical characteristics and timing of signals, the meaning of signals, and the physical size and pinout of connectors. The current version of the standard is TIA-232-F Interface Between Data Terminal Equipment and Data Circuit-Terminating Equipment Employing Serial Binary Data Interchange, issued in 1997.\" From Wikipedia\n\u003c\/div\u003e\n\n\u003c\/div\u003e \u003ch2\u003e Specification\n\u003c\/h2\u003e \u003cdiv class=\"desCon\"\u003e\n\u003cul\u003e\n\u003cli\u003e4 pin connector - GND, Logic out (STX), +5v, Logic In (SRX)\u003c\/li\u003e\n\u003cli\u003eSuitable for use with most microcontrollers\u003c\/li\u003e\n\u003cli\u003e300 to 115200 bauds\u003c\/li\u003e\n\u003cli\u003ePre-assembled board\u003c\/li\u003e\n\u003cli\u003eDB9 Female Connector (RS-232)\u003c\/li\u003e\n\u003cli\u003eStandard Header Connector (TTL)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e \u003ch2\u003e Documents\n\u003c\/h2\u003e \u003cdiv class=\"desCon\"\u003e\n\u003cul\u003e\n\u003cli\u003eSchematic\u003c\/li\u003e\n\u003cli\u003eMAX202 datasheet\u003c\/li\u003e\n\u003cli\u003eRS232 interface pinout\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e \u003ch2\u003e Shipping List\n\u003c\/h2\u003e \u003cdiv class=\"desCon\"\u003e RS232-TTL Converter x1\n\u003c\/div\u003e \u003c\/div\u003e","brand":"DFRobot","offers":[{"title":"Default Title","offer_id":53774840136045,"sku":"wdm1787257642601","price":4.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0920\/0526\/9869\/files\/max202-rs232-to-ttl-converter_1.jpg?v=1787257647","url":"https:\/\/www.ruralgoods.shop\/products\/max202-rs232-to-ttl-converter","provider":"My Store","version":"1.0","type":"link"}