This is the power supply system in the nrf52832 development board. The manual means that when 1 and 2 are not powered, 3 is used for power supply, that is, cr2032 is used...
I have created my own project and board files for the development board I made. I have 3 I2C busses for different power domains, one SPI bus, and UART for debugging, so 5...
Hi,
I'm using the nRF52832 with SDK version 17.0.1.
I've noticed that when the device wakes up from NFC and remains in proximity to the NFC field, it sometimes experiences...
Greetings! I've applied all the optimizations in the books but I cannot get our application to be ~50% of the available flash memory on the NRF52832, currently it is precisely...
Hello,
I'm working on a project that involves using an NRF52832. Basically, I want to collect data, send it over bluetooth, and then have the device enter system_off mode...
Hi,
Since the Toolchain Manager function to tell me about a new nRF Connect SDK has been deprecated, how do I know when there is a new/change to the toolchain or SDK that...
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...
Hi everyone
for my application I must use the Bluegiga dongle like central (PC side) and nRF51822 for peripheral (hardware side).
So I implemented cable replacement app...
I feel stupid asking this question, it should be documented in the standard and the code but I have looked and googled with no luck.
I want to populate the ble_rscs_meas_t...
