Alfred Hume

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Question asked: Why is the order of includes making a difference ...: For the first time I created a class with base classes (i.e. class X : …
Alfred Hume - 21 Jan 2019
Question asked: How do you attach a callback that's a member function to, say, Digitalin?: As was the case with my earlier question about starting a thread whose thread function …
Alfred Hume - 18 Jan 2019
Question asked: How do I create a thread whose thread function is a class member: An example of exactly that would be great. I see numerous other examples of Callback …
Alfred Hume - 18 Jan 2019
Question asked: Does read_high_resolution_us perform properly when low 32 bits of the master ticker wrap to zero: I'm concerned that read_high_resolution_us, called from background, fetches the low and high parts of the …
Alfred Hume - 24 Dec 2018
Question asked: Get "repository error" and compile button does nothing: No problem yesterday.
Alfred Hume - 05 Dec 2018
Question asked: How do you interpret "(*(F *)p)(a0, a1, a2, a3);": It's in callback.h (https://os.mbed.com/docs/v5.10/mbed-os-api-doxy/_callback_8h_source.html) around line 3157. Here's the entire template containing the text template …
Alfred Hume - 30 Nov 2018
Question asked: What does "state" mean in the callback tutorial?: Ref: https://os.mbed.com/docs/v5.10/apis/platform.html#callbacks My guess is that it can be the address of a data item …
Alfred Hume - 28 Nov 2018
Question asked: Why does my blinky complie give dozens of warning messages: I imported the Mbed OS 5 version of blinky and complied it. Haven't tried running …
Alfred Hume - 18 Oct 2018
Question asked: Why do I get the compiler message "Stepcalc::Stepcalc(); provides no initializer for "{": In stepcalc.h: class Stepcalc { public: Stepcalc(); // constructor . . . In stepcalc.cpp file: …
Alfred Hume - 26 Jul 2018
Question asked: Is there a function pair for disarming and rearming all interrupts: Typically, the disarm function returns the interrupt state before the call, and the rearm function …
Alfred Hume - 26 Mar 2018
Answer posted for Question: Is the compiler down again? - I've had the problem for a few weeks. Another user suggested using Chrome (or at …
Alfred Hume - 22 Mar 2018
Question asked: What should I do about online compiler that's not been working for a couple of weeks?: It hangs in initialization. I've seen other recent reports of this problem. Is the MBED …
Alfred Hume - 21 Mar 2018
Question asked: What are the rules for naming a remote repository: Must it be unique among all items currently in the remote repository?
Alfred Hume - 07 Feb 2018
Question asked: Where can I find a full description of the lpc1768's USB host hardware?: The big LPC176x user manual (http://www.nxp.com/documents/user_manual/UM10360.pdf) has some of the explanation. It defines the registers …
Alfred Hume - 11 Jan 2018
Question asked: If a library is re-published, is all history of the previously published library lost?: Documentation says that when something is published, an exact copy is made in the remote …
Alfred Hume - 04 Jan 2018
Question asked: question about the RTOS member function get_state(): It can only be called from a running task, so it will always return "Running". …
Alfred Hume - 03 Jan 2018
Question asked: I'm dipping my toes into mbed-os-5: I've run the blinky demo for mbed-os-5. Question1: the wait call is "wait(0.5)" but the …
Alfred Hume - 25 Dec 2017
Question asked: How do I tell if a given documentation page is for mbed-os-5 or mbed-os-2?: Starting at the mbed-os-5 high level page (https://os.mbed.com/docs/v5.6), there's a dropdown box in the upper …
Alfred Hume - 19 Dec 2017
Question asked: Does mbed-os-5 and mbed-os-2 use the same mbed.h?: Looks like it does. I'm surprised since the libraries themselves are different (mbed-os.lib vs. mbed.lib). …
Alfred Hume - 18 Dec 2017
Question asked: Suppose a program includes two libraries ...: ... and each of those two libraries includes the same sub-library. Will only one copy …
Alfred Hume - 16 Dec 2017