• RL-USB + FFS thread safe?
    Hello, I know that RL-TCP is not reentrant but can I safely access a USB flash file system from multiple RTX tasks? Thanks.
  • Is this safe
    Is it safe to cast a null to struct just to get the size: Example: sizeof(((MEMORY_STRUCT*)0)->GWCD.sid) Thanks JD
  • RTX - inner workings of event queue
    Hi, I recently had problems with events (RTX isr events) resulting in the OS_ERR_FIFO_OVF error in os_error(). This prompted me to understand more about this mechanism. I will explain what I know...
  • a bug in RTX queue operation ,osMessagePut
    Hi,all. After several weeks of debugging, it seems that there's a bug in RTX message queue operation. osMessageQDef(MsgBox, 10, T_MEAS); // Define message queue result = osMessagePut(MsgBox, (uint32_t...
  • CMSIS KEIL RTOS - Mail queue vs Message queue
    Dear all, I am using Keil Microvision IDE v5.16 and CMSIS Keil RTX RTOS. Our microcontroller is STM32F4xx. In the CMSIS RTOS API, message queue and mail queue inter-thread communication mechanisms...