S130, SDK 12.3, ble_app_hrs_c example.
I want to use whitelist function in this example but I can't finish it.
When I run peer_list_get(), it gets all 0xFF, means that...
Hi all,
I am making a device which involves using nfr52832(PCA10040) to communicate with a NAND flash through spi to store data acquired from the ADC. After all the data...
How to enable semihosting in sdk11 examples?
This works, but I can't port it to examples/periferal/template_project :(
changes:
pca10028/armgcc/Makefile:
adding...
Hello,
I want to store temperature samples in flash of nrf51822. I am using pca10028 and sdk 12.2.0.
I have the code for writing,deleting and reading from flash memory....
Hello,
I have a question about stack usage. I use nRF51822 SoC, 12.2 SDK & IAR 7.60.1. I am interested in stack usage. Have you done any estimations? Or may be you have...
hello,
is there a way to have a usb stack/usb hid library for nrf51822?
I wonder if it is possible to use rx/tx port as D-/D+ to have usb connection... or even use an...
Hello all, our team developing the Android app to work with nRF devices and now we need to delete bond information from Android in some cases. The documentation does not offer...
Hi,
When I call sd_ble_gatts_sys_attr_set and p_sys_attr_data points to data in flash I get a NRF_ERROR_INVALID_DATA. When I point to the same data in RAM I don't get an...
I am using NRF_TIMER1 with 16-bit mode and prescaler of 0 as a counter, to count the pulses of an incoming square wave signal in a given time window. What is the upper limit...
Hi Nordic,
Can you please shed some light on the size of NFC stack on nRF52?
Also, what NFC operation modes (Reader/Writer, Peer-to-Peer, Card Emulation) can be supported...
I'm pretty new to embedded systems development, but I've started to find my way around. I am trying to strip the SDK example programs down to minimal examples, in order to...
Hi!
I am trying to implement oob pairing, but I don't know how to do it.
I' ve got 2 nrf devices. Central and peripheral.
Central receives oob data, which it stores in...
Hello, I am using spi_master example to get a sensor output from ADXL345. Currently, it seems my code can read output data, but there is error showing for settings mismatch...
Hello!
I successfully followed nAN-36 and loaded the code into a NRF51 DK (PCA10028).
The next step I intend to take is to prepare a custom central service that matches...
Why sd_ble_gattc_hv_confirm returns NRF_ERROR_BUSY ?
I want to send a confirmation after I receive a indication from server(s110 ) ,when I receive data ,
in on_evt_hvx(...
I am trying to figure how to pin my nrf51822 on a PCB. I need the chip to sample and convert an analog voltage signal coming from a photodiode heartbeat detection circuit...
Hello
I want to setting up DFU in my project. I followed this document :
link text
I'm using IAR EWARM and nRF51_SDK_8.0.0 and "nRF51_SDK_8.0.0\examples\dfu\bootloader...
Dear all,
I have written some code that controls the SPIS and allows it to transfer data as if it were a master. I am generating the SPIS clock from one timer, and I am...
