GSM is the most wide spread mobile communications system in the world. However the security of the GSM voice traffic is not guaranteed especially over the core network. It is highly desirable to have end-to-end secure communications over the GSM voice channel. In order to achieve end-to-end security, speech must be encrypted before it enters the GSM
Please only bid if you are from the same domain. Its a research job so please highly experienced freelancers only. Its very important project
...The current hardware based on Raspberry Pi CM3L are working well, we need add drivers and hardware for USB WiFi/Bluetooth (RTL8723BU) and in a near future, we need to add USB GSM/GPS If anybody can create drivers for above requirements it will be great. Kindly message me with your portfolio. ...
create a website to access gmail inbox and send mails through gmail, but using our application server.
Child Protection (non government organisation) seeking experienced and professional content writer to write/develop child protection protocols for the organisation. Experience in child protection policy writing essential.
we want to configure and integrate vicidial with odoo, we have aws server. we also have gsm gateway to make local calls with cell phone carrier we also need voip carrier to make international calls
The system should use Codesys and inform the status for the user if 5 machines are running or not. If machine stop to run the user may be able to define 7 ...Create a small database and define efficiency and occupancy of each machine everyday. Can use Arduino or Raspberry pi or both. Cannot use serial communication. Desired Ethernet, Modbus or TCP/IP.
We are developing a Web application. We need that we can receive information in our database from the controllers. Need further development, or consultation Working together with the developer Consultation Send Source Code System serviceability Receiving data from the PLC
We are looking for a Embedded ...the following sections: 1) Capacitive Touch Screen (7 Inch) - Will communicate with the main PCBA through (RS485) modbus protocol. 2) Servo (3Nos) / Stepper Motors (7Nos) - Will communicate with main PCBA through (RS485) modbus protocol. 3) Wifi (ESP) Contact us if you are well versed with the firmware development.
...technology, we can now find the precise location of our young ones who love to hide under sheets, sofa, bed or in a different room for that matter.... -tracking technology: GPS , GSM , Bluetooth, wifi ,3G,4G etc. -should be able to work with Android, Windows & iPhone -Built-in SOS button to send location in emergency -it should be ready to track location
...a quick application in C#.(by tomorrow) Below is the detail of application, I was discussing 1. Start TCP listener (localhost ,port 4000). Instantiate Modbus TCP client, connect to Modbus server(remote host)( We will provide sample code) 2. Connect to Telnet server (remotehost Port 23). 3. Once connected start reading data from server
...11 S7-1200 small PLC's. The requirements is to display electrical scheme and do a scheduling mechanism for air conditioning and lighting In addition: few elements in Modbus communication generator, UPS, AHU , VRF, energy consumption SATEC. The HMI will be “inductive automation” Ignition we have most of the templates, you dont need to develop
Looking for detail design , manufacturing BOM, complete software files for Annunciator. Channel count 24 Channel, Communication - Modbus RS485.
...of our products and the dye of the air freshener packaging. We would like to achieve a really premium feel to the packaging; potentially light grey matte cardboard (thick gsm) with black or white writing however we are completely open to suggestions. We will send a further brief to the designer we choose to work with and look forward to hearing