I saw that the app_timer uses the SWI0. Could you explain what it does and what the advantage is compared to "timer_list_handler_sched()" calling "timer_list_handler()" directly...
Hi, I used the sample code "Master Emulator->2.1.7.8226->Example code->nRFUart"
to develop a new project, and encounter some questions...
we update nRF6310...
Hello,
How many RX buffers are in S110 SoftDevice? I know there are 6 TX buffers (so you can send 6 packets per Connection Interval).
How is it on receiving?
Is it e...
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...
I added the DFU service to my project.
I will get this error: #5: cannot open source input file "ble_dfu.h": No such file or directory
This error appears in the dfu_app_handler...
Hello all,
I have migrated a project that was working well (on custom hardware) in Keil to gcc/Eclipse. I followed all the instructions on this site:
https://devzone...
Hi,
I've recently moved my development environment from Windows + Keil uVision to Linux + ARM GNU Toolchain . I'm able to build and flash the application firmware, but...
Hi all,
The DK board and sample code no longer produces cursor movement on Win7.
Using the nRF51DK board, Keil 5.14, S110 V7.1. Previously, I had the HID mouse sample...
Hello Nordic Community,
i have the following issue, im using a Nordic Nrf51422 in proprietary mode. On my RSA i can see that before the paket sending begis the radio sends...
Today, I tried out the Ble Bootloader from the Sdk examples.
As a central client, I'd used the »nRF Loader App« an an iPhone and also »nRF Mcp« on an Android Tablet.
I...
Hi,
from Keil uVision I need to debug/program nrf51822 in my application which uses 1.8 V. I guess nrf51 DK is not capable of doing this (it supports only 3 V targets). What...
Hi,
I have a reset issue when trying to set a delay greater or equal to 100 milliseconds using nrf_delay_ms(...). This only happens if I start my app timers (app_timer_start...
Hi,
I am trying to generate a 128Hz sine wave using the nrf_pwm library . First I tried this with SD110 enabled but ran into some problems that turned out to be a known...
Hi,
I'm going through the errata and a few of them look serious that the developer kit might be useless for some of us if we want to use it for any realistic testing (I...
I am trying to add a static passkey to my peripheral and protect from MITM. I tried the example nRF51-ble-app-uart-static-passkey but it doesn't seem to work correctly.
...
Hi,
I am new to nordic n51822, i have implemented adc and timer independently.
Now, what i want to do is read the adc values on a specific time when the timer overflows...
Received my nRF52 preview board yesterday and have been battling to get my S130 based nRF51 code running on it with the S132 soft device (the code is here: github.com/......
The codes i am using is
nRF51_SDK_8.1.0_b6ed55fnnn\examples\ble_central_and_peripheral and nRF51_SDK_8.1.0_b6ed55fnnn\examples\ble_peripheral\ble_app_hrs
From the peripheral...
