It is good practice to prefix the includes from one's C libraries with a directory so that they are all part of the same 'include namespace'. Unfortunately the Nordic SDK...
Hi, is there an available developer in my tri-state area of Minnesota, N. Dakota, or S. Dakota? Please call me if you are available for a project for hire. The developer should...
I'm trying to design a very low power sensor that takes readings using ADC and SPI 200 times a second. I'm a bit worried by the current EasyDMA uses (1.1mA). As far as I can...
Hi, I am working on a project where I want to make one nrf51288 chip as central hub and connect that to a android phone and other salve nrf51288 .
idea similar to this: ...
Hi,
I have a code programming the nRF51422 development board to write to a Sharp Memory 96x96 pixel LCD screen using SPI.
Currently the code writes two numbers and a...
I've modified the ble_app_uart example by adding GPIOTE so that the transmitter sends a character to the receiver when a GPIO pin is toggled. This part is working well.
...
I'm trying to merge 'ble_app_uart' and 'twi_sensor' example.
I developed twi function in 'twi_sensor' example. I add 'ble_app_uart' example file 'nrf_drv_twi.c'
and also...
nrf51822_sleep.txt
Currently i running nordic code in Arduino IDE through the library from RedbearLab : github.com/.../nRF51822-Arduino and I facing a problem in sleeping...
Hi, can anyone explain to me about this example in this link with details :
github.com/.../main.c
I'm a newbie in nordic and i found it difficult to understand this example...
I install
gcc-arm-none-eabi-4_9-2015q3-20150921-win32
make-3.81
coreutils-5.3.0
and setup the PATH in windows
then i enter CMD mode make some command to...
I am using the LFCLK RC oscillator, 8000ms calibration interval.
Is it possible to read from some register the resulting calibration value for the LFCLK RC oscillator?
Now I work on designing a product, which is implemented by sending LMP commands to a bluetooth device with nrf51822. Unfortunately, nrf51822 liberary could not provide the...
Hello,
measuring ADC signal on P0.26/AIN0/XL2 and P0.27/AIN1/XL1 doesn't work (I get constant value from the ADC not reflecting actual voltage on the pin). AIN2 - AIN7 seem...
I need to send a disconnect command from the app layer. I've seen a few other posts that say to use uint32_t sd_ble_gap_disconnect. One post had this line of code as an answer...
I am using the RBC mesh in a networking product using the nRF51422. We would like to turn the mesh on and off at selected times, say once per hour for a minute or two. I know...
Hey,
I have been trying to set up wdt for my application which services some interrupts once in a while and advertises continuously. I put the nrf to sleep using sd_app_evt_wait...
Hello,
I'm trying to read voltage signals from a sensor using internal ADC and send them OTA. For now, my codes seems to work, but the only problem with my codes is it...
I'm connecting my nrf51 with my phone and when I move far from the microcontroller (long distance) the connection is lost
what's the function witch rise this error and what...
the code of 51822 PAN 73# must be added in SDK 6.0?
/* Add workaround when starting timer2 */
*(uint32_t )0x4000AC0C = 1; //for Timer 2
NRF_TIMER2->TASKS_START = 1;
/...
hello there i want to interface nrf51 dk with ds3234 using spi. i see spi master example. how to assign SPI I/O pins. can you tell me how to do it?? i find SPIMO_SCK_PIN....
