# Introduction
Source: [https://docs.qualcomm.com/doc/80-58740-1/topic/introduction.html](https://docs.qualcomm.com/doc/80-58740-1/topic/introduction.html)
## QCCSDK-QCC74x LICENSE
Source: [https://docs.qualcomm.com/doc/80-58740-1/topic/introduction.html](https://docs.qualcomm.com/doc/80-58740-1/topic/introduction.html)
Project source files are licensed under the BSD-3-clause License. See [LICENSE SOURCES](https://docs.qualcomm.com/doc/80-58740-1/topic/introduction.html#license-sources) for the full
license text. Project binaries are licensed under the terms included at [LICENSE BINARIES](https://docs.qualcomm.com/doc/80-58740-1/topic/introduction.html#license-binaries)
### LICENSE SOURCES
Source: [https://docs.qualcomm.com/doc/80-58740-1/topic/introduction.html](https://docs.qualcomm.com/doc/80-58740-1/topic/introduction.html)
Copyright (c) 2024 Qualcomm Technologies, Inc. All rights reserved.
Redistribution and use in source and binary forms, with or without modification, are
permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, this list
of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this
list of conditions and the following disclaimer in the documentation and/or
other materials provided with the distribution.
3. Neither the name of the copyright holder nor the names of its contributors may be
used to endorse or promote products derived from this software without specific
prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
SPDX-License-Identifier: BSD-3-Clause
### LICENSE BINARIES
Source: [https://docs.qualcomm.com/doc/80-58740-1/topic/introduction.html](https://docs.qualcomm.com/doc/80-58740-1/topic/introduction.html)
Copyright (c) 2024 Qualcomm Technologies, Inc. All rights reserved.
Redistribution and use in binary form is permitted provided that the following conditions
are met:
1. No reverse engineering, de-compilation, decrypting, or disassembly of this
software is permitted.
2. Redistributions in binary form must reproduce the above copyright notice, this
list of conditions and the following disclaimer in the documentation and/or
other materials provided with the distribution.
3. Neither the name of Qualcomm Technologies, Inc. nor the names of other
contributors to this software may be used to endorse or promote products derived
from this software without specific prior written permission.
4. This software must only be used in conjunction with:
(a) a Qualcomm Technologies, Inc. product,
(b) a Qualcomm Technologies, Inc. affiliate’s product, or
(c) a third party product that is used in combination with either of the
foregoing.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. NO LICENSES OR
OTHER RIGHTS, WHETHER EXPRESS, IMPLIED, BASED ON ESTOPPEL OR OTHERWISE, ARE GRANTED TO
ANY PARTY’S PATENTS, PATENT APPLICATIONS, OR PATENTABLE INVENTIONS BY VIRTUE OF THIS
LICENSE OR THE DELIVERY OR PROVISION BY QUALCOMM TECHNOLOGIES, INC. OF THE SOFTWARE. IN
NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
## About this document
Source: [https://docs.qualcomm.com/doc/80-58740-1/topic/introduction.html](https://docs.qualcomm.com/doc/80-58740-1/topic/introduction.html)
This document provides information intended for a software developer and is used to enhance,
extend, or adapt the reference source code to meet customer requirements. This document does
not attempt to detail every subject; it allows the reader an opportunity to understand the
various components and how they interact. Perusal of the code can provide more understanding.
The QCC74x API Specification (80-58740-4) describes formal APIs, including
valuable comments that describe each interface and parameter.
### Conventions
Source: [https://docs.qualcomm.com/doc/80-58740-1/topic/introduction.html](https://docs.qualcomm.com/doc/80-58740-1/topic/introduction.html)
Function declarations, function names, type declarations, attributes, and code samples
appear in a different font. For example, `#include`.
Code variables appear in angle brackets. For example,
``.
Commands to be entered appear in a different font. For example, `copy a:*.*
b:`.
Button and key names appear in bold font. For example, Click Save or press
Enter.
Last Published: Feb 11, 2026
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Framework and programming model](https://docs.qualcomm.com/bundle/publicresource/80-58740-1/topics/framework_and_programming_model.md)