Rs232 based

 8 channel RS232 Relay & DAQ Board -iRSD-8R Welcome to the world of Computer Automation. This RS232 Relay Board - iRSD-8R is a perfect companion for all your computer automation projects. It is RS232 based card having 8 onboard relays for switching external devices and up to 8 Digital Input/Output and 4 Analog channels. The Analog channels have 10 bit resolution for connecting many sensors to measure parameters like Temperature, Pressure, Humidity, Magnetic etc. It uses existing Com Port (you can choose the available one), which allows easy communication with the card. Any programming language that supports serial communications (C, C#, C++, VB, VB.NET, Perl, Java etc) can be used to communicate with iRSD-8R very easily. Easy to use commands are available to communicate with iRSD-8R for Switching On/Off of Relays and playing with Input/Output channels and Analog inputs. The revised ikantrol-R242 V 1.1 software (freely downloadable from our download section at http://iknowvations.in/downloads/) can be used to test & operate iRSD-8R card. For more technical information, please download  iRSD-8R User Manual   from our download section   http://iknowvations.in/downloads/.  . If you have any technical information, do write to our support team at support@iknowvations.in

2 channel RS232 Relay & DAQ Board -iRS-2R Welcome to the world of Computer Automation. This RS232 Relay Board - iRS-2R is a perfect companion for all your computer automation projects. It is RS232 based card having 2 on board relays for switching external devices and up to 4 Digital Input/Output and  Analog channels. The Analog channels have 10 bit resolution for connecting many sensors to measure parameters like Temperature, Pressure, Humidity, Magnetic etc. It uses existing Com Port (you can choose the available one), which allows easy communication with the card. Any programming language that supports serial communications (C, C#, C++, VB, VB.NET, Perl, Java etc) can be used to communicate with iRS-2R very easily. Easy to use commands are available to communicate with iRS-2R for Switching On/Off of Relays and playing with Input/Output channels and Analog inputs. The revised ikantrol-R242 V 1.1 software (freely downloadable from our download section at http://iknowvations.in/downloads/) can be used to test & operate iRS-2R card. For more technical information, please download  iRS-2R User Manual   from our download section   http://iknowvations.in/downloads/.  . If you have any technical information, do write to our support team at support@iknowvations.in

RS232 Interface Module is a simple add-on kit to connect your 5V Serial Data Output to the PC. MAX232 based Level Shifter IC Simple and straight forward design Easy connection via berg connector to your HOST interface Supply provided by the host interface Four mounting holes of 3.2 mm each PCB dimensions 37 mm x 40 mm DO IT YOUR SELF KIT (DIY) Kit contains components, PCB and Circuit Diagram

  This is a plug and play GSM Modem with a simple to implement RS232, TTL serial and USB interface. It works on frequencies 900/ 1800 MHz. Use it to send SMS, make and receive calls, and do other GSM operations by simple AT commands through a serial interface from microcontrollers and computers. It uses the popular SIM900A module for all its GSM operations. It comes with a standard RS232 interface which can be used to easily interface the modem to microcontrollers and computers. Through USB, the modem can be operated from a computer to send/receive calls, messages, etc    The modem consists of all the external circuit required to start experimenting with the SIM900A module like the power regulation, external antenna, SIM Holder, etc. Features Uses the extremely popular SIM900A GSM module USB communication allows direct communication with computers Provides the industry standard serial RS232 interface for easy connection to computers and other devices Provides serial TTL interface for easy and direct interface to microcontrollers Power, Status and Network LEDs for easy debugging Onboard MIC and Speaker circuits and 3.5mm audio connectors for direct connection to mics and speakers Can be used for GSM based Voice communications, Data/Fax, SMS,GPRS and TCP/IP stack Can be controlled through standard AT commands Module’s operation mode can be controlled through the PWR Key connected to the PWRKEY pin (refer the SIM900A datasheet for more information) Comes with an onboard wire antenna for better reception. Board provides an option for adding an external antenna through an SMA connector The SIM900A allows an adjustable serial baudrate from 1200 to 115200 bps Modem has low power consumption of 0.25 A during normal operations and around 1 A during transmission Operating Voltage: 7 – 15V AC or DC (board has onboard rectifier) Related Documents Stater Guide AT Commands Set   Download Terminal tool for Troubleshooting(winXP/7/8)

Serial to RS232 module by Positron allows you to convert TTL logic from your microcontroller to 232 logic levels. Using this module you can easily interface TTL logic GSMs, GPS and finger print sensor modules etc. INTRODUCTION   Serial to RS232 module by Positron allows you to convert TTL logic from your microcontroller to 232 logic levels. Using this module you can easily interface TTL logic GSMs, GPS and finger print sensor modules etc. with your microcontroller. This module can easily be used with Positron Development Boards.  SALIENT FEATURES This module has 4 pins viz. Receiver, Transmitter, Vcc and Ground These four pins can easily be connected to any of the Transmitter, Receiver, Vcc and Ground of a micro controller development board The module uses MAX232 IC and can be easily connected to your laptop using Positron’s DB9 cables

Product Description The USB to RS232 module based TTL provides the best and convenient way to connect your RS232 TTL Devices or demo board to your PC via the USB port. Supports the following Windows OSes: Windows 98SE Windows ME Windows SP4 Windows XP SP2 and above ( bit) Windows Server bit) Windows Server R bit) Windows Vista ( bit) Windows bit) NOTE: For Windows 7, please use RC build or above.  Windows operating system above Windows 7 are not supported. Adopt imported controller PLHX,which can stabilize the flash with high speed 500mA self recovery fuse for protection Two data transmission indicator can monitor data transfer status

StarTech.com 2 Port Native ExpressCard RS232 Serial Adapter Card with 16950 UART EC2S952. This 2 Port ExpressCard-based Serial Card lets you add 2 RS232 serial ports to your laptop or ExpressCard equipped desktop computer using an available ExpressCard slot. Featuring 128-byte FIFO communication and a high performance 16C950 UART the ExpressCard Serial Adapter card offers baud rates up to 115.2Kbps which ensures peak communication with your serial peripheral devices. The serial card is designed based on a single-chip architecture (as opposed to cards that use a bridge chip) providing native PCI Express communication for greater performance and reliability as well as reduced power consumption and CPU load. Compatible with ExpressCard 34mm and ExpressCard 54mm card slots the 2 Port Serial ExpressCard includes a slot spacer for greater security while installed

Order more than one piece to save shipping cost. You can contact us at +91 for any question or concern. Kit Details Supports 5v and 3v output voltages Works Best With Winxp, Works under Win7 Do not Supports Win8 or Win8.1 Package Include Package: 1x USB to RS232 TTL PLHX Chip Auto Converter Adapter About Us We are a small company based

Connect the USB A to B Cable to USB B socket of the module and USB port of the computer, install drivers and you will be assigned a COM port through which you can communicate as you do through a SERIAL port. You can easily communicate with microcontrollers / microprocessors from your computer through the module. If you need TTL pins for communication, you can find  TX,  RX  and  GND  points on board, solder 3 berg sticks and connect it to TTL pins of microcontrollers for direct communication without DB9 connector (No need to use MAX232 / MAX for RS232 to TTL conversion

Product Description This is a wifi solution based on IC ESP from Espressif, very price competitive wifi module, and also great function. Bring your project to the internet of things easily! Features: Very competitive price AP, STA, AP+STA modes available. Very simple AT commands, easy to use. internal LWIP interface. Only four pins interface, VCC-3V3, GND, TXD and RXD. Current firmware V091 for all stock, new reserved reset and CH_PD (for updating) pins available, you can refresh the firmware now. All using new ESPex new chip, old chip is not available anymore. Pin description Pin High Status Low Status Note VCC, GND Use standalone power source, or large capacitor, all power of this module from external TXD, RXD The serial port RST - restart CH_PD Flash boot and Update Mode - chip enable, so always connect to high status with VCC GPIO0 - Update mode GPIO2 - - GPIO 15 (when avaialble) NC Flash boot Mode Only for a few version, Wi07-3 GPIO 12 GPIO 13 GPIO 14 GPIO 16 Hardware RST No need any pull-up   AT Commands Format Baud rate at (new line) use option "send new line" or 'carriage return' for each command x is the commands Set Inquiry Test Execute AT+ = AT+ ? AT+ =? AT+ AT+CWMODE= AT+CWMODE? AT+CWMODE=? - Set the network mode Check current mode Return which modes supported - Commands carefully there are must be no any spaces between the " and IP address or port Commands Description Type Set/Execute Inquiry test Parameters and Examples AT general test basic - - - - AT+RST restart the module basic - - - - AT+GMR check firmware version basic - - - - AT+CWMODE wifi mode wifi AT+CWMODE= AT+CWMODE? AT+CWMODE=? 1= Sta, 2= AP, 3=both, Sta is the default mode of router, AP is a normal mode for devices AT+CWJAP join the AP wifi AT+ CWJAP =, AT+ CWJAP? - ssid = ssid, pwd = wifi password AT+CWLAP list the AP wifi AT+CWLAP AT+CWQAP quit the AP wifi AT+CWQAP - AT+CWQAP=? AT+ CWSAP set the parameters of AP wifi AT+ CWSAP=,,, AT+ CWSAP? ssid, pwd, chl = channel, ecn = encryption; eg. Connect to your router: AT+CWJAP="www.shanrittech.com","helloworld"; and check if connected: AT+CWJAP? AT+CWLIF check join devices' IP wifi AT+CWLIF - - AT+ CIPSTATUS get the connection status TCP/IP AT+ CIPSTATUS,,,, = client or server mode AT+CIPSTART set up TCP or UDP connection TCP/IP 1)single connection (+CIPMUX=0) AT+CIPSTART=,,; 2) multiple connection (+CIPMUX=1) AT+CIPSTART=,, - AT+CIPSTART=? id = 0-4, type = TCP/UDP, addr = IP address, port= port; eg. Connect to another TCP server, set multiple connection first: AT+CIPMUX=1; connect: AT+CIPSTART=4,"TCP","X1.X2.X3.X AT+CIPMODE set data transmission mode TCP/IP AT+CIPMODE= AT+CIPSEND? 0 not data mode, 1 data mode; return "Link is builded" AT+CIPSEND send data TCP/IP 1)single connection(+CIPMUX=0) AT+CIPSEND=; 2) multiple connection (+CIPMUX=1) AT+CIPSEND=, AT+CIPSEND=? eg. send data: AT+CIPSEND=4,15 and then enter the data. AT+CIPCLOSE close TCP or UDP connection TCP/IP AT+CIPCLOSE= or AT+CIPCLOSE AT+CIPCLOSE=? AT+CIFSR Get IP address TCP/IP AT+CIFSR AT+ CIFSR=? AT+ CIPMUX set mutiple connection TCP/IP AT+ CIPMUX= AT+ CIPMUX? 0 for single connection 1 for multiple connection AT+ CIPSERVER set as server TCP/IP AT+ CIPSERVER= [,] mode 0 to close server mode, mode 1 to open; port = port; eg. turn on as a TCP server: AT+CIPSERVER=, check the self server IP address: AT+CIFSR=? AT+ CIPSTO Set the server timeout AT+CIPSTO= AT+CIPSTO?

Product Description This is a wifi solution based on IC ESP from Espressif, very price competitive wifi module, and also great function. Bring your project to the internet of things easily! Features: Very competitive price AP, STA, AP+STA modes available. Very simple AT commands, easy to use. internal LWIP interface. Only four pins interface, VCC-3V3, GND, TXD and RXD. Current firmware V091 for all stock, new reserved reset and CH_PD (for updating) pins available, you can refresh the firmware now. All using new ESPex new chip, old chip is not available anymore. Pin description Pin High Status Low Status Note VCC, GND Use standalone power source, or large capacitor, all power of this module from external TXD, RXD The serial port RST - restart CH_PD Flash boot and Update Mode - chip enable, so always connect to high status with VCC GPIO0 - Update mode GPIO2 - - GPIO 15 (when avaialble) NC Flash boot Mode Only for a few version, Wi07-3 GPIO 12 GPIO 13 GPIO 14 GPIO 16 Hardware RST No need any pull-up AT commands §   Baud rate: (from v0.90, v0.80 and older: ) §   The AT part of the command can be written large or small, however, the following command must always be written large §   Make sure that before, after and within the command no spaces (space) occur General AT commands AT command Description Parameter Example AT Test command, are always "OK" back AT AT + RST Reset of the module, the module's boot messages followed by  ready  back AT + RST AT + GMR Querying the Firmware Version AT + GMR WiFi AT commands AT command Description Parameter Example AT + CWMODE =  Setting the WiFi mode  1) Station 1 =  2 = Access Point  3 = Both AT + CWMODE = 1 AT + CWMODE? Query WiFi mode AT + CWMODE? AT + CWMODE =? Query of possible settings for WiFi mode AT + CWMODE =? AT + CIPMUX = Using multiple connections 0 = single compound  1 = Multiple connections AT + CIPMUX = 1 AT + CIPMODE = Setting the data mode 0 = transparent  1 = Data AT + CIPMODE = 1 AT + CIPMODE? Output of the data set mode AT + CIPMODE? WiFi commands (Station / client) AT command Description Parameter Example AT + CWJAP =, Connecting to WiFi network ssid "SSID"  pass "password" AT + CWJAP = "makerday", "M4k3rd4y" AT + CWJAP? Output of the currently connected WiFi network AT + CWJAP? AT + CWLAP Output of available APs  2) AT + CWLAP AT + CWQAP Closes the connection to an access point AT + CWQAP AT + CIFSR Issue its own IP address AT + CIFSR WiFi commands (Access Point) AT command Description Parameter Example AT + CWSAP =, [,,] Set the access point parameters  3) ssid "SSID"  pass "password"  chan "channel"  enc "Encryption"  (0 = Open  1 = WEP  WPA_PSK 2 =  3 = WPA2_PSK  4 = WPA_WPA2_PSK) AT + CWSAP = "makerday", "M4k3rd4y" 5.3 AT + CWSAP? Output the current settings for the AP AT + CWSAP? AT + CWLIF Lists stations connected IPs 4) AT + CWLIF WiFi commands (IP Client) AT command Description Parameter Example AT + CIPSTATUS Output status of the IP connection (s) AT + CIPSTATUS AT + CIPSTART =,, Creating an IP connection with AT + CIPMUX = 0 type: "TCP" or "UDP"  address "IP address"  port: TCP / UDP port AT + CIPSTART = "TCP", " AT + CIPSEND = Sending data over a single compound  5) len: Data length AT + CIPSEND = AT + CIPCLOSE Close a single TCP or UDP connection AT + CIPCLOSE AT + CIPSTART =,,, Creating an IP connection with AT + CIPMUX = 1 id: 0-4  type: "TCP" or "UDP"  address "IP address"  port: TCP / UDP port AT + CIPSTART = "TCP", " AT + CIPSEND =, Send data via merhere compounds 6) id: 0-4  len: Data length AT + CIPSEND = AT + CIPCLOSE = Close one of several TCP or UDP connection id: 0-4 AT + CIPCLOSE = 1 WiFi commands (IP server) AT command Description Parameter Example AT + CIPSERVER = 1 [,] Starts the TCP server port: TCP port AT + CIPSERVER = AT + CIPSERVER = 0 Terminates the TCP server AT + CIPSERVER = 0 AT + CIPSTO = Sets timeout for TCP server timeout = s AT + CIPSTO = 180 AT + CIPSTO? Specifies timeout of TCP server AT + CIPSTO? If a TCP server is started, it can handle up to 5 simultaneous connections. Other compounds can be created, but only served when others are closed or terminated by timeout. The module incoming data directly with the prefix  + IPD  issued: + IPD,   OK   + IPD, 0.6: ON   OK The output is divided as follows: + IPD,,, It is  id  the ID of the compound (0-5),  len  the length of the resulting data packet and  data  contains the data received from the client. In the above example as first sends compound 1 the value   and then connect the string 0  ON     Powered by Turbo Lister

Company Name: Naksh Researcher & Designer Centre Company Type: Hardware & Software Design in Electronics & Electrical Company Service Area: Microcontroller Based Electronics Projects, Readymade Electronics & Electrical Projects, Electronics IEEE Projects, Electronics Project list, , AVR, PIC Microcontroller, GSM, RFID, DTMF, Robotics, Touch Screen Based Projects, Real Time Electronics Projects, Final Year Electronics Projects, Major & Minor Electronics Projects Electronics & Communication Engineering Projects, Electronics & Electrical Engineering Projects, Electronics Hardware & Software Projects Final Year Major & Minor Projects Field 1. RFID Based Projects 2. DTMF Based Projects 3. GSM Based Projects 4. GPS Based Projects 5. Display Based Projects 6. Robotics Based Projects 7. Remote Control Based Projects 8. Wireless Control Projects 9. Zigbee/Bluetooth Projects 10. Automation Projects 11. Security & Surveillance Projects 12. SCADA Based Projects Keywords Microcontroller , AVR, PIC, LCD, Sensors, Relay, LED, Rectifier, Potentiometer, Resistance, capacitor, Memory, RAM, ROM, UART, RS232, SPI, ADC, Temperature, Accelerometer, RS485, CAN, LIN, I2C, Robotics, GSM 900A, SIM300, GPS, DTMF, Antenna, Wireless, RF Module, Bluetooth, DC motor, stepper Motor, Power supply, regulators etc If you have any idea for any project please feel free to contact us. Contact No: (Mobile), (Land Line)

Other Items Feedbacks About Us Contact Us Add To Favorites CNB816-USB to Serial UART / TTL (3.3V/5V) Converter for Android Driver Solution PLHXD Android Driver Solution    Prolific provides Android USB Host API driver solution (NO root permission needed) for connecting PL USB-to-Serial devices to Android-powered devices with USB Host API mode support. The PL Android JAVA driver library allows customers and developers to write Android applications to interface their PL RS-232/UART devices with millions of Android USB host devices like Smartphones, Tablets, and Smart TVs.     Download: PL Android USB Host API SDK (vb) Requirements: --------------------- - USB Device with PLHXD, PLEA, or PLRA controller chip    NOTE: PLHXA and PLXA are not supported (Discontinued Products) - Android-Powered Device (Tablet/Phones) with USB Host Mode API Support - Android 3.2 and above OS versions Product Applications: Single-chip upgrade solution for Legacy RS232 devices to USB interface USB to RS232 converters/cables/dongles Healthcare/Medical USB Interface Data Transfer Cable Personal Infotainment/Media Player Docking USB Interface Cellular/PDA USB Interface Data Transfer Cable Serial-over-IP Wireless Solution USB Barcode/Smart Card Readers GPS/Navigation USB Interface Point-of-Sale (POS) Terminals/Printers PC Docking Station/Port Replicators Industrial/Instrumentation/Automation Control USB Interface USB Modem/Wireless/Zigbee USB Interface Description: This is a newly designed product, using the Taiwan prolific production company PLHXD chips, PLHXD perfectly compatible with win XP/VISTA//Android OTG. The PL-HXD is a low cost and high performance USB-to-Serial Bridge Controller. The PL-HXD provides a convenient solution for connecting an RS-232 full-duplex asynchronous serial device to any Universal Serial Bus (USB) capable host. The PL-HXD highly compatible drivers could simulate the traditional COM port on most operating systems allowing the existing applications based on COM port to easily migrate and be made USB ready. Full compliance with the USB Specification v1.1 Supports RS-232 serial interface with Programmable baud rate from 75 bps to 12 Mbps. Supports RS422/RS485 interface. Extensive flow control mechanism like adjustable high/low watermark level, automatic hardware or software flow control, and inbound data buffer overflow detection. Our Other Products Images Gallery   Note "Anything not listed is excluded" Payment is accepted by Paisa Pay only. Paisa Pay is the Safest mode of Payment. 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USB To RS232 TTL BreadBoard with free Hookup Wire (Jumper Wire) - 1 Meter Description: Breadboard for quick and easy circuit testing and experimentation. Plastic Body for reduced static, suitable for CMOS devices. Pins are designed for multiple insertions and will withstand heavy use. All pins are identifiable. Comes with free single core copper wire (jumper wire) for experiment purpose. Features: Quick circuit testing and mock-up 840 Contact Points Suitable for most IC's, Standard 0.1" Spacing Positive and Negative Power Rails on Top and Bottom 128 Group of 5 connected terminals 8 Bus of 25 connected terminals Breadboard Size: 175mm x 67mm x 8mm *Image shown is actual.   *Courier companies are choosed based on product weight, distance, etc. parameters. So, please don't force for specific courier company. Under 's Power-Ship program Please Check your (destination) pin-code serviceable at respective courier company other vise we will choose Speed Post.  For more assistance call: +- or E-mail:     "DISCLAIMER: The Seller DSR rating shown above is for representation purpose only, Please check our feedback profile to know my current DSR ratings " Any Octroi or other local taxes if applicable will be paid by buyer only. .in Toll free Helpline:     Powered by Turbo Lister

KEY FEATURES 64 I/O lines 2 Nos. SPI with 3 CS pins each 2 Nos. UART@RS232 Level can be directly connected to PC FT232 based USB-UART with UART0/1 Select Switch 2 Nos. I2C 2 Nos. CAN 2.0 On-chip USB Pins Termination (DP,DM) ADC 3.3V and ADC 5V Inputs On Board 3.3V and 1.8V Regulators USB 5V with ON/Off Jumper Interrupts Study, Reset Button JTAG (Program/Debug) with Enable/Disable Optional External DC5V on +5V pin