Quantcast
Channel: MSP low-power microcontrollers
Browsing all 62306 articles
Browse latest View live

Forum Post: RE: MSP430 HID Datapipe detection delay in Android

Hi Arthi, The delay is not in the UI. I've been playing with this a while so I've had different ways of indicating when the connection occurs including logging it to disk (with a timestamp) and waiting...

View Article


Forum Post: RE: MSP ADC conversion rate

In msp430i user guide, f_M ( Modulator frequency ) is 1.024 Mhz and f_s ( Sample frequency) is f_M/OSR. I thought that Sample Per Second (SPS) equals f_s, and the MSP having a faster f_M can do ADC...

View Article


Forum Post: RE: Problems with the msp432 linux support package

Hi Eric, Let me give this a try and I'll get back to you. Regards, David

View Article

Forum Post: MSP432 SRAM memory retention with hard system reset

I have setup a custom linker section in SRAM bank1 (of 0..7) and hope that this memory will persist through a system reset using the driverlib call to ResetCtl_initiateHardResetWithSource() . Will...

View Article

Forum Post: RE: MSP432,build code at dedicate address , use IAR

Hi Tan Sun, I'm also developing a custom boot loader. Please allow me some time to clean up my code and I'll send you a simple version of this boot loader and its application. The memory map looks like...

View Article


Forum Post: RE: Problems with the msp432 linux support package

thanks david, please let us know what version of Linux you are running on so we can tell if we have different types of oranges. I'm running Ubuntu 14.04 64 bit with i386 enabled as a foreign...

View Article

Forum Post: RE: USB Communication

Arthi, Yes, we can create .INF file and I have already created it from Descriptor Tool. But now I want to know is, how can I use it in host side software? There are examples for controller software,...

View Article

Forum Post: RE: MSP ADC conversion rate

Most of msp430 have single SAR ADC, thus requirement "four simultaneous conversions fastly, faster than SD ADC" cannot be met. It is paramount for you to specify sample rate and maybe application too,...

View Article


Forum Post: RE: MSP430 RESET Circuit issue

[quote user="Mike Pridgen"]The RC circuit is required for conditioning the RST line when it is used in SBWTDIO mode (programming or communicating with the device via JTAG/SBW). If you don't need this...

View Article


Forum Post: RE: MSP430FR2533

Hi Caleb, Thank you very much for the fast response. Мy question was provoked by information in the datasheet: – MSP430FR2533 : 15KB of Program FRAM + 512B of Information FRAM + 2KB of RAM up to 16...

View Article

Forum Post: RE: MSP-EXP430G2 i2c protocol with lcd

I wrote the following code: #include /* * main.c */ signed char size; unsigned char *dataReceive; unsigned char *dataTransmit; unsigned char slaveAddr = 0x20; int main(void) { WDTCTL = WDTPW | WDTHOLD;...

View Article

Forum Post: RE: MSP432 SRAM memory retention with hard system reset

The contents of a SRAM bank are lost only when the bank is powered off, which can happen only when it is explicitly disabled in the BANKEN register, when it is explicitly configured to be powered off...

View Article

Forum Post: RE: BOOSTXL-BATPAKMKII_FuelGauge_MSP432P401R example bug?

Hi, Ryan! There weren't any changes made to the hardware. I think I have all the jumpers correctly populated: on the booster pack the BIN jumper is not placed and on the Launchpad I have disconnected...

View Article


Forum Post: RE: MSP430F5338 ADC Accuracy

Hi Adam, Thanks for your detailed description! I’m interested to see your pictures, can you try to click on the rich formatting link and inserting them as picture. About your observed behavior, I’m...

View Article

Forum Post: RE: BOOSTXL-BATPAKMKII_FuelGauge_MSP432P401R example bug?

Hello, Eric! After trying the first solution I saw the same behavior (stuck at "Clearing BIE in Operation Configuration"). If I short JP6, I get the following messages:...

View Article


Forum Post: RE: MSP432 PWM and UART example issue

That worked! I'm still having trouble receiving the data back in a timely manner, but have been debugging the system using the LEDs to see where the code gets stuck. Final question, is there example of...

View Article

Forum Post: RE: MSP ADC conversion rate

Thank you for replying, then I should use SD ADC. Actually, My project is better if MCU can do ADC faster. So, Now I could search that SD24_B's max modulator clock is 2.3 Mhz and it is fastest in TI's...

View Article


Forum Post: RE: MSP430 HID Datapipe detection delay in Android

Hi Arthi, I'd like to try to reproduce your results. What were you using as your HID device in your test? Was it a MSP-EXP430F5529 running the H5 demo app, or was it something else? What tablet were...

View Article

Forum Post: Problem in external power to MSP430G2552 IC on bread board

Hello Champs ! I am beginner with MSP430G2 evaluation kit, I am using MSP430G2553 IC on breadboard for my PCB designing. External power i.e 3.6V at Vcc causes problem while at the same time when i give...

View Article

Forum Post: RE: Problem in external power to MSP430G2552 IC on bread board

Sorry correction in subject line MSP430G2553

View Article
Browsing all 62306 articles
Browse latest View live