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faq [2020/12/21 20:10] – [Questions Related to the Development Environment] ursgraffaq [2022/11/24 16:30] (current) – [Questions Related to the Development Environment] ursgraf
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 ===== Questions Related to the Development Environment ===== ===== Questions Related to the Development Environment =====
 <box 100% | **Question:** No downloading possible> <box 100% | **Question:** No downloading possible>
-Press the button "Reopen Connection" and try again.+Press the button "Reopen Connection" and try again. If you are using openOCD: did the server start correctly? On Windows, a separate command window should have opened where you can see log output by this server. Check your deep preferences if this command window does not open.
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-<box 100% | **Question:** LED on 555 board blinks?> +<box 100% | **Question:** LED on board blinks?> 
-This can have several causes. At boot time, the code section is checked for proper content. If this check fails, the LED starts blinking and the program execution stops. \\ +This can have several causes, see [[runtime_library:exceptions:start|Exceptions and Errors]]. At boot time, the code section is checked for proper content. If this check fails, the LED starts blinking and the program execution stops. \\ 
-Later on when a stack check fails, the LED blinks with a different blink pattern. The blinking can also indicate that a java exception occured. +Later on when a stack check fails, the LED blinks with a different blink pattern. The blinking can also indicate that a java exception occurred. 
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-<box 100% | **Question:** Processor does not seem to run at 40MHz.>+<box 100% | **Question:** MPC555 Processor does not seem to run at 40MHz.>
 The inputs Int5, Int6 and Int7 must not be tied to Gnd at startup. If so, the processor will choose a wrong mode and the PLL cannot lock. Debugging is possible, but the processor runs in limp mode. The inputs Int5, Int6 and Int7 must not be tied to Gnd at startup. If so, the processor will choose a wrong mode and the PLL cannot lock. Debugging is possible, but the processor runs in limp mode.
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faq.1608577849.txt.gz · Last modified: 2020/12/21 20:10 by ursgraf

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