My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
Hi all,
I am trying to control a speaker using the i2s output of the nrf52832 mapped into a TAS2505 from TI. I am able to play sounds in the speaker but my issue is that...
I am trying to use the eddystone example I found in the ble_prepheral/ble_app_eddystone/pca10040 folder in SDK14.2 with my nRF52832 development board but I get the following...
i found this link on nordic website to learn ARM with Nordic SOC.
www.nordicsemi.com/.../Nordic-ARM-Lab-in-a-Box-University-Program
Do you know where is the link for...
Hi,
I am able to program a SparkFun nRF52 breakout board via nrf52 Dev Kit using Segger Embedded Studio. However, I am not able to achieve the same results using nrfjprog...
I am facing some issue while writing to i2c. On first i2c write , device is working but after that when i tries to write anything, code is stucking in loop.
void sensor_sleep_mode...
Hi,
I'm trying to port my project from SDk12.1 to SDK14.0, I've got everything working fine except the DFU process. The main issue is that we've got some devices distributed...
Hello,
I am designing a custom board with NRF52832 IC. I followed all PCB consideration suggested by Nordic.
This blog suggests, If using a PCB antenna, the matching network...
This question is similar to this thread:
devzone.nordicsemi.com/.../
However it was framed differently and didn't really clear anything up for me.
Say my application...
Hello,
I have an application that has to be ported to the newer Softdevice version. I've already ported my application to the SDK 13 and tested it with the new Softdevice...
The NVMC documentation states the CPU is halted while the NVMC is writing or erasing flash. If the CPU is halted, then interrupts shouldn't need to be disabled during flash...
blog.bluetooth.com/management-of-devices-bluetooth-mesh-network
The Provisioning Protocol
During provisioning, the Provisioner and the Device to be provisioned communicate...
as this screenshots show, i add some headers to nRF_Libraries, and add the directory of the folder nRF_Libraries to Options for targets /c++/include paths,but after building...
Hi,
I am trying to use the SAADC via ble when noridc is connecting with other device and adding value to advartasing. This is my code but i've got some problems.
1)...
I am modifying the bootloader_secure_ble code to receive a serial number via BLE and store it in flash. However, whenever I call nrf_dfu_flash_store or nrf_dfu_flash_erase...
