# Change Log for FreeRTOS Cellular Interface Library

## v1.4.2 (February 2026)

### Updates

- [#190](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/190)
Fix MISRA deviations
- [#189](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/177)
Remove redundant file

## v1.4.1 (December 2024)

### Updates

- [#177](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/177)
Fix freertos.org link in the source and doxygen files
- [#180](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/180)
Replace Synopsys link with blackduck one to solve link error.
- [#185](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/185)
Enable typedef to make docs able to link *_t structs.

## v1.4.0 (May 2024)

### Updates

- [#173](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/171)
Add CELLULAR_CONFIG_PKTIO_READ_BUFFER_SIZE config.
- [#171](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/171)
Update doxygen to 1.9.6.
- [#166](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/166)
Update cellular platform header APIs.
- [#168](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/168)
Remove const qualifier in CellularPdnConfig_t.
- [#164](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/164)
Fix MISRA C 2012 deviations.
- [#163](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/163)
Update Cellular_CommonInit error handling.
- [#161](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/161)
Set to numeric format in atcmdUpdateMccMnc.
- [#160](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/160)
Add generic callback result handle function.
- [#159](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/159)
Update _getMsgType for input line without prefix.
- [#158](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/158)
Add CELLULAR_CONFIG_USE_CCID_COMMAND config.
- [#157](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/157)
Fix decihours to 6 minutes and UT.
- [#155](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/155)
Fix interDelayMS in _Cellular_AtcmdDataSend.
- [#154](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/154)
Fix log print format for GNU arm compiler.
- [#142](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/142)
Return IP address list in Cellular_CommonGetIPAddress.
- [#140](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/140)
Make CELLULAR_AT_MAX_STRING_SIZE configurable.
- [#138](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/138)
Support AT command with no success result code.
- [#139](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/139)
Add binary data send and receive document.
- [#137](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/137)
Adding _Cellular_RegisterInputBufferCallback in common layer.
- [#131](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/131)
Update _processUrcPacket to manipulate string in function scope.
- [#117](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/117)
Add CELLULAR_CHECK_IS_PREFIX_LEADING_CHAR config.
- [#116](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/116)
Adding SPDX identifier.
- [#112](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/112)
Move modules to independent repositories.
- [#111](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/111)
Reset the AT command type before calling callback.
- [#110](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/110)
Handle undefined message when sending AT command.

## v1.3.0 (October 2022)

### Updates

- [#102](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/102) MISRA
  C:2012 Compliance update.
- [#101](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/101) Add
  Cellular common AT command timeout.
- [#99](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/99) CBMC
  Starter kit update.
- [#98](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/98) HL7802
  Finish processing packets after remote disconnect.
- [#96](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/96) Add
  config to disable hardware flow control.
- [#94](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/94)
  Cellular Socket State design update.
- [#92](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/92) Socket
  CONNECTING state change.
- [#90](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/90) Handle
  network registration URC in AT Command response callback.
- [#88](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/88) Set TCP
  Local Port.
- [#86](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/86) Restore
  URC String when using generic URC callback.
- [#85](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/85) SARA-R4
  socket receive response handling.
- [#84](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/84) HL7802
  Signal processing function update.
- [#82](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/82) Add
  default RAT selection list.
- [#80](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/80) Hl7802
  Delay after reboot.
- [#79](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/79) SARA-R4
  Get PDN Status.
- [#77](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/77) HL7802
  AT command timeout update.
- [#76](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/76) HL7802
  band config detection and changes to log messages.
- [#75](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/75) SARA-R4
  Reboot on init and changes to log messages.

## v1.2.0 (December 2021)

### Updates

- [#62](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/62) Fix
  uintptr compile error.
- [#67](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/67) Fix too
  many arguments log.
- [#64](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/64) Remove
  strnlen usage.

### Other

- [#63](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/63) Fix
  broken links.
- [#61](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/61) Fix
  typo in README.md.
- [#69](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/69) Loop
  invariant update.
- [#65](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/65)
  Submodule community ports repo to third party folder.
- [#70](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/70) fix
  CBMC potential issues.

## v1.1.0 (November 2021)

### Updates

- [#40](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/40) Fix the
  module logging mechanism format.
- [#53](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/53) Use the
  stdint.h header file for integer types.
- [#55](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/55) Add
  function for validating the prefix character of cellular module response.
- [#57](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/57) Fix
  unknown type issue.

### Other

- [#52](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/52) Resolve
  ublox sara r4 build warnings.
- [#42](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/42) Fix
  spelling check failure in CI tools.
- [#43](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/43)
  [#46](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/46)
  [#54](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/54) Minor
  documentation updates.
- [#48](https://github.com/FreeRTOS/FreeRTOS-Cellular-Interface/pull/48) Header
  Guards for C++ linkage.

## v1.0.0 (September 2021)

This is the first release of the FreeRTOS Cellular Interface library in this
repository.

The FreeRTOS Cellular Interface library provides an implementation of the
standard AT commands for the
[3GPP TS v27.007](https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=1515)
and support for the 3 cellular modems
[Quectel BG96](https://devices.amazonaws.com/detail/a3G0h0000077rK6EAI/LTE-BG96-Cat-M1-NB1-EGPRS-Module),
[Sierra Wireless HL7802](https://www.sierrawireless.com/iot-modules/lpwa-modules/hl7802/)
and [U-Blox Sara-R4](https://www.u-blox.com/en/product/sara-r4-series).
