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...
i have dumped blinky example in nRF52832, in android mobile(nexus 5) i have downloaded nrf_connect application. connection is established but unable to recive any service...
This is a question for the developers of the nRF Connect Android app, or anyone else who might have the details.
The app has a really useful test hardness in it now that...
Hi,
I am working on implementing secure DFU. I have complied and loaded the secure DFU using gcc and am trying to upload a package using nRF Toolbox on android.
I have...
Hello Everyone,
I'm a beginner for nRF52 and my aim is to learn and develop system on nRF52. I have bought nRF52 development board and installed Keil MDK on my system....
Previously i've been using the nRF dongle using the BLE NUS Central example to communicate to another nRF DK with the BLE NUS Peripheral example via serial/termite and ble...
Hi there,
I am new to the nRF world and I might be asking a very stupid question with obvious answer but I couldn't find any hint from the Infocenter nor the Tutorials...
Hello guys,
I followed this guide to set up the software on my macbook.
The blinky example can be successfully built, but cannot be flashed to the nRF52 DK. Then I tried...
Hello everyone,
I tried to rename(right click the project name and click the "Rename") my project from "sdk11_ble_tutorial_adverstising" to "sdk11_ble_tutorial_adverstising1...
Hi,
anyone would have any idea (to look at, as to) why the same app running on the same chip/PCB (nrf51822QFAAH rev3) could possibly have slowed down so massively after...
I'm trying to add debug information to ble_app_hrs using nRF5 SDK 10, softdevice s110 version 8.0.0, building for an nRF51-DK target (PCA10028) using ARMGCC. I've found that...
I've encountered a problem getting the tick count from FreeRTOS when tickless idle is enabled. I'm not sure if this is a bug or just unexpected behavior. I am using the latest...
Hi everyone,
I'm integrating the spi_master_with_spi_slave example into our firmware; however, I'm not seeing the event callback I registered being called. I'm verifying...
Hi everyone,
I implemented nrf51 flashing through SWD (external MCU is used). After first flashing and reset when we enter debug mode on SWD second time we have a busy...
Hello,
I am trying to interface an MPU 6050 with an NRF52 with sdk vs 12.0. I noticed in the mpu6050.c file that it uses a twi_master.h file in the sdk in folder labeled...
Linking ble_app_proximity_pca10040_s132.elf
Output/nrf52832_xxaa/Exe/ble_app_proximity_pca10040_s132.elf section `.fs_data' will not fit in region `UNPLACED_SECTIONS'
...
