• capture signals
    in the page http://www.keil.com/support/docs/2187.htm it is said, to enable the feature of "logic analyzer", "the target debugger must be able to capture signals" . I want to know what the meaning...
  • Signal problem RTX51 full
    Thank you in advance. My idea is to use an interrupt to trigger a task Why interrupt can work well but the signal can't trigger task? Is there any one can help me?
  • Receiving and storing the signal values
    I am using the STM32F4 Board and Wolfson pi audio card for my problem, which I stated down. I am trying to pass my own sample values to the DAC, then passing out them through the speaker. Then I want...
  • Setting Signals to Inactive Threads
    I have couple questions regarding setting signals to inactive threads using RTX and CMSIS. Please see the example code below: osThreadId thread_id = osThreadCreate(osThread(thread_body), NULL); ...
  • Boosting the volume of a audio signal
    Sorry for asking a non-keil related question. I have a microcontroller that generates some noise by a PWM signal / speaker. I use three NPN transistors as audio boosters. My power source is momentarily...