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Forum Post: MSP430G2203 Emulation of GPIO expander

I need a MSP4302203 to emulate multiple PCA9555PW parts, is there any sample code or demo for this kind of project?

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Forum Post: RE: MSP430F247 I2C Issue

Davin, I'm glad to hear that you can use ACLK as a workaround. Does the issue exist if you don't use DIVA2 and set UCB1BR0 to 60? You may have the option of using LPM3 for less power consumption if you...

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Forum Post: CC430f5137 ADC12 trigger by timer

Hi , I need help. I am working on ADC using cc430f5137 . #include //#include #define Num_of_Results 8 unsigned int ADC_value; void ConfigureAdc(void) { P2SEL |= BIT2; // Enable A/D channel inputs...

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Forum Post: RE: MSP430FR5959 BSL Help

I didn't realize where I have to change it, in the script, all that mention 6969 is comented. I'm doing a simple call to 0x1000, is there anything else I have to do to communicate with the processor or...

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Forum Post: RE: MSP430G2203 Emulation of GPIO expander

Hi Malia, We do not currently maintain any collateral for using a MSP430 to emulate a GPIO expander like the PCA9555 , however I believe that such functionality would be very easy to implement. You...

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Forum Post: MSP FET miniature connector

To minimize PCB real estate area for programming a target, is there a recommended miniature jtag connector that can be used with MSP FET? I can use 4 wire or any supported method but I'd like to...

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Forum Post: RE: XMS432P401R REVC LPM3 current consumption exception

Hi, Sorry for the inconvenience. There is a bug in the RTC_C_disableInterrupt API. This should get fixed in the next driverlib version. In the meantime you could change this API (in rtc_c.c) to: void...

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Forum Post: RE: MSP430-EXP430F5438 oscilloscope

ADC reads time domain information so you don't need to find code where the frequency is showed but you want to find where it comes out of ADC. You shall search google first and find similar "self made...

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Forum Post: RE: MSP432 I-code and D-code flash read from same address

Hi Evan, I have not seen this before, let me run a few tests and I'll get back to you. Thanks, David

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Forum Post: RE: MSP430FR4133 silicon bug?

Hmm, 3 months have passed by, a new errata (slaz550k) has appeared but not mentioning this bug... Wonder if TI decided to declare this as a feature ;-(

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Forum Post: WDT as an interval timer in msp430g255

Hi all, I enables WDT as an interval timer of let say 8 msec and meanwhile i have used delay function " __delay_cycles (10000000)" in the main code inside while(1) loop. Then, whether this delay...

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Forum Post: RE: MSP FET miniature connector

You can use just onboard holes or tag-connect. http://forum.43oh.com/topic/9639-temporary-connection-for-sbw-flashing-without-socket-using-pads/

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Forum Post: RE: MSP FET miniature connector

Not a connector to be exact but I love the stuff from http://www.tag-connect.com/ (With zrno soli having been 2 minutes quicker than me ;-))

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Forum Post: RE: MSP430Ware TimerA not functioning

Hi Ferlyn, The code you sent as is does not work because you still have TAIE set for TA1, which tries to access the TIMER1_A1_VECTOR ISR and causes the program to enter the UNUSED_HW_ISR loop. Since...

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Forum Post: RE: What is the best TI Reference Design to use as the basis for...

>I only need to be able to monitor three currents and perhaps one voltage; will a polyphase design do that OK? Better modify single phase design - just copy/paste current measurement circuit &...

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Forum Post: RE: WDT as an interval timer in msp430g255

Did you enable WDT interrupt after 8 msec? If so, then it will interrupt main and try to execute the corresponding ISR. If not, then it will just set a flag after 8 msec and the main keeps running.

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Forum Post: RE: MSP430FR4133 silicon bug?

Tom, Coincidentally the errata entry was just approved yesterday and will appear with the next erratasheet revision. Regards, Ryan

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Forum Post: RE: How to upgrade/load firmware on factory production board/...

Ryan, Thanks, If i need to use UART port which tool i have to use for the first time firmware loading. Or can i use PUR pin handling using jumper for pushing the MSP to Boot MODE? Thanks Nitesh

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Forum Post: RE: What JTAG connections are used for the MSP430F5131?

Yes - does pin 8 of the tool's 14-pin connector need to drive the Test/SBWTCK pin on the -5131 to put the PJ.xx pins into JTAG mode?

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Forum Post: RE: NMI showing up in reset vector?

We'll try SBWTCK in the lower range; we exceeded by a small amount to simulate the high-energy that we think is being imposed. For the rest... that will take some time, but we'll see what we can do,...

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