topic Re: _lwmem_alloc vs _mem_alloc in MQX Software Solutions https://community.nxp.com/t5/MQX-Software-Solutions/lwmem-alloc-vs-mem-alloc/m-p/206635#M4885 <HTML><HEAD></HEAD><BODY><P>Hello, I do not know what you need to know exactly. :smileyhappy:</P><P>For usual application developers, both return address of allocated memory space in the heap. The difference is in how they work internally.</P><P>lwmem or mem stands for memory manager used: you can use either mem or lwmem. They are compiled-in during PSP build process. In the user_config.h you can choose which memory manager you want to use. Then you get also exported header with macros redefining your _mem_alloc to _mem_alloc (the same call name if the memory manager is mem) or _mem_alloc to _lwmem_alloc (the translation to lwmem manager call in the case the memory manager is lwmem). That's why we recommend to use _mem_alloc in your application and to choose memory manager in user_config.h</P></BODY></HTML> Thu, 13 Dec 2012 13:57:10 GMT JuroV 2012-12-13T13:57:10Z _lwmem_alloc vs _mem_alloc https://community.nxp.com/t5/MQX-Software-Solutions/lwmem-alloc-vs-mem-alloc/m-p/206634#M4884 <HTML><HEAD></HEAD><BODY><P>what is the situation for using _mem_alloc and _lwmem_alloc???</P></BODY></HTML> Thu, 13 Dec 2012 06:30:39 GMT https://community.nxp.com/t5/MQX-Software-Solutions/lwmem-alloc-vs-mem-alloc/m-p/206634#M4884 netra 2012-12-13T06:30:39Z Re: _lwmem_alloc vs _mem_alloc https://community.nxp.com/t5/MQX-Software-Solutions/lwmem-alloc-vs-mem-alloc/m-p/206635#M4885 <HTML><HEAD></HEAD><BODY><P>Hello, I do not know what you need to know exactly. :smileyhappy:</P><P>For usual application developers, both return address of allocated memory space in the heap. The difference is in how they work internally.</P><P>lwmem or mem stands for memory manager used: you can use either mem or lwmem. They are compiled-in during PSP build process. In the user_config.h you can choose which memory manager you want to use. Then you get also exported header with macros redefining your _mem_alloc to _mem_alloc (the same call name if the memory manager is mem) or _mem_alloc to _lwmem_alloc (the translation to lwmem manager call in the case the memory manager is lwmem). That's why we recommend to use _mem_alloc in your application and to choose memory manager in user_config.h</P></BODY></HTML> Thu, 13 Dec 2012 13:57:10 GMT https://community.nxp.com/t5/MQX-Software-Solutions/lwmem-alloc-vs-mem-alloc/m-p/206635#M4885 JuroV 2012-12-13T13:57:10Z