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What are 3GPP AT commands?

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What are 3GPP AT commands?

AT commands are software interface for wireless modules. AT commands are defined as part of 3GPP standard under 3GPP TS 27.007. That implies that all the wireless modules that operate on cellular networks are required to support AT commands. Some of the AT commands defined in the specification are optional.

What are AT commands in Android?

These AT commands or Attention commands are a short collection of strings which were designed to transmit via phone line and modems, back in the 1980s. Earlier, these commands were used for a modem dial-up, hang up, and change specific connection settings.

How do you use AT commands esp32?

Basic AT Commands

  1. AT: Test AT startup.
  2. AT+RST: Restart a module.
  3. AT+GMR: Check version information.
  4. AT+CMD: List all AT commands and types supported in current firmware.
  5. AT+GSLP: Enter Deep-sleep mode.
  6. ATE: Configure AT commands echoing.
  7. AT+RESTORE: Restore factory default settings of the module.

Which software is used in AT commands kit?

AT Command Tester – Standard is a desktop software that communicates with wireless modem devices through AT Commands. This software provides an easy-to-use interface to test different features of wireless modem devices and automate testing process through script commands.

What does test command do?

The test command is used to check file types and compare values. Test is used in conditional execution. It is used for: File attributes comparisons.

How do I send commands to my phone?

In order to send a command:

  1. Open Start menu and type devmgmt. msc in search box (Or type it on Start > Run ). It shows “Device Manager” up window.
  2. Expand “Modems” section. Right click to the mobile phone and click “Properties“. Go to “Advanced” tab.
  3. Type your AT command into “Extra initialization commands” box.

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