Forum Post: RE: Clarification of the GPIO byte wide DMA capability of the...
AmitThank you for your quick response. Could you please expand on your answer.The confusion relates to the binding of a trigger pin to a specific GPIO channel. For example, if Port E pin 3 is to be...
View ArticleForum Post: RE: 400 KByte flash writing MSP430F6659
[quote user="Andrey Dodonov"]1) Should I call erasing every 512 bytes? (every segment)[/quote]I am not sure I understand this question. You shall erase segments one by one. By doing erase whole segment...
View ArticleForum Post: MSP430 Good C Code Practices
Hi all,I would like to know some general good coding practices with, especially in regard to stack and heap management for MSP430 C Code.As of now, I am following the guidelines on this application...
View ArticleForum Post: RE: SVGEN and duty cycle
The maximum modulation index is controlled by this define:#define USER_MAX_VS_MAG_PU (1.0)and how this relates to maximum duty cycle and waveform shape is as follows:USER_MAX_VS_MAG_PU = 1.0,...
View ArticleForum Post: RE: Tiva Launchpad enumerates as "Stellaris Virtual COM Port"
That makes sense. It may lead to questions further down the road, though.Regarding reinstalling the driver: no thanks. "If it ain't broke, don't fix it" :) Doing something like that could turn into a...
View ArticleForum Post: RE: msp430 spi digital pot problem
An I/O line called „digital pot“ likely is the chip select line for an external chip with SPI interface.SPI is a bus. You can connect any number of devices to it. Which one you are talking to, depends...
View ArticleForum Post: RE: MSP430F6 Series demo board
DVCC/DVSS is the supply for the MSP processor core. However, digital operation introduces some ripple on the supply lines. To allow the analog part running without being influenced by this ripple, some...
View ArticleForum Post: RE: USB CDC
[quote user="yonkou claire"]Does that means, that you have the both USBs attached at the same time?[/quote]Not have to: One is for debugging and between PC and debugger, the other one is between PC and...
View ArticleForum Post: RE: GIE bit cleared on Timer A1 interrupt?
[quote user="mh"]Is this expected behaviour? If so, why?[/quote]This is indeed expected behavior.If the ISR is called, the IFG bits are still set. So if GIE would stay set, the ISR would be immediately...
View ArticleForum Post: RE: MSP430F241x P6.5/A5
[quote user="Tom Saluzzo"]What is the proper way to terminate the analog input into A5?[/quote]Most MSP analog inputs do not need any termination on the MSP side.All analog inputs to ADC10/ADC12 and...
View ArticleForum Post: RE: Programming an MSP430F2274 after PCB design
You can connect your own board to the same ez430 stick as you used before for programming the same MSP. Provided you make the proper connections. Keep the wires and traces very short. And the supply...
View ArticleForum Post: RE: Incorrect 85C Device Descriptor on CC430
Apparently, every now and then the factory procedure for calibration fails. Some sanity checking would be advised.You already mentioned a possible solution for your case. You see that the values are...
View ArticleForum Post: RE: MSP-EXP430FR5739 board and microcrystal 32.768 kHz
The Clock System of the FR devices does not provide internal capacitors for the LF crystal, unlike the other MSP families do. So yes, if you want to use the crystal, you have to add them. I agree that...
View ArticleForum Post: RE: MSP430F47187 SD16A A2D returns erratic results
Well, racing conditions and such are difficult to track down. It requires quite some experience and imagination – or lots of grinding. And success is not guaranteed, no matter how long and hard you try...
View ArticleForum Post: RE: BSL Failing to enumerate on stock 552x
[quote user="Martin Held"]Ah-hah, so there *is* an IO block that's powered by VBUS, and without power to VBUS, that block will never operate then?[/quote]Well, how is the controller supposed to send...
View ArticleForum Post: RE: Designing External interrupts for MSP430F5529
[quote user="mandar malve"]The STE pin is anyways will not be used for chip selection as it can be used as SPI Clock[/quote]If STE isn’t used, then there is no difference between 3-wire and 4.-wire...
View ArticleForum Post: RE: error initializing emulator: MSP-FET430UIF is already in use
There’s MSP430ware which you can use. It is a collection of library functions for operating the various peripherals and the clock system.Also, for 2x family devices, there is GRACE. It makes...
View ArticleForum Post: RE: cc2530 znp using getvcc3 for analog input
[quote user="nischal venugopal"]HOW DO I SHORTEN IT?? [/quote]No idea. The code you posted doesn’t show all the initialization. Also, I don’t know what the HAL functions are doing.But I noticed some...
View ArticleForum Post: RE: Function disassembly different when function name changed...
A function with the name 'main' gets an implicit “naked” attribute that is connected with this name. A naked function does not have a stack frame nor does it return. Since main is not called form...
View ArticleForum Post: RE: Vref+ pin when used as an analog input
[quote user="Daniel Berenguer"]OK so given that I can not fix the internal voltage reference at 2.5V I understand that I have not to care about the (fADC12CLK < 2.7 MHz) condition BUT I have to...
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