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How to use FreeRTOS and FATFS together in S32_SDK_MPC574xx_EAR_0.8.1

Question asked by Jerome Li on Dec 26, 2017
Latest reply on Dec 28, 2017 by Jerome Li



I've got some problem when trying to use FreeRTOS and FATFS together in S32_SDK_MPC574xx_EAR_0.8.1.


1. If I add "USING_OS_FREERTOS" into "Properties->C/C++ Build->Settings->Standard S32DS Assembler->Symbols", FreeRTOS works properly. However, when I run f_mount(), the program is stuck at the following location. And I found that's because sdhc interrupts are not serviced.


2. If I delete the "USING_OS_FREERTOS" symbol, f_mount() can be completed without any error. But the program is stuck at IVOR8, as follows:


What can I do to make them both work correctly? by the way, My IDE is "S32DS Power 2017.R1", and MCU is MPC5748G.