we also produced self PWM for ADC wave form testing. when we stop transmission, we will get good waveform out, but when we starting transmission, output waveform shape is...
Dear Support,
I have some troubles with the Evaluation Kit for nRF51822 :
I use the broad as a central role with S120_nrf51822_1.0.0_softdevice.hex and example...
Suppose a nRF9E5 transmitter is set for continuous transmission on a channel.
A nRF9E5 receiver listening on that channel:
finds carrier and sets CD
finds address...
I will be deploying my nRF51822-powered devices into the field and the end user will not be able to have any physical access to, for example, power cycle the board. I need...
Hi,
We are using the ble_app_uart example in evaluation board to read data from some sensors and send it to the nRF UART V2.0 in Android 4.4. Every 20 ms I am trying to...
I am try this at nrf51_sdk_v6_0_0_43681\nrf51822\Board\nrf6310\s110\ble_app_hids_keyboard
Firt I connect to Android device and keep one whitelist.pp_addrs and one whitelist...
Hello,
I have the NRF52 DK with a PCA10040 designation. As instructed, I connected the board to my computer via the USB cable. The original demo on the board worked fine...
Hi,
I need to implement a simple external interrupt triggered by another IC on a nrf51822.
After searching the devzone I found the example in the GIT repo ( github.com...
My code is roughly based on:
devzone.nordicsemi.com/.../
I'm using SDK12.2, softdevice S132. The relevant parts of code are:
static uint8_t bapi_adv_data[14] = {...
we are facing issue of "application program" hex file generation, which is different in two machine . we are matching setting of both machine , we found the difference in...
Hi,
I've got a problem with nrfutil package on Raspberry Pi with Python 2.7.9 and pip 1.5.6 included to raspbian distribution.
I'm writing like below:
pi@raspberrypi...
Using SDK 12.1.0 with flash containing data from a previous version of software.
The pages_init function in fds.c does no have adequate protection to prevent writing to...
Hello,
I have followed a couple of the posts on the devzone on how to increase the MTU and add the DLE support such as this .
However, whenever I send over 20 bytes...
hi, i have a SIM800L Core board which is using UART protocol to communicate or to send At commands. so that i am using BLE_APP_UART example to set AT commands to SIM800L....
Trying to follow this tutorial using KEIL 5.23, J-Link 6.14b and the DK.
I am getting linking errors like this when compiling:
What did I do wrong and how can I fix...
hi,
i was looking for example of two nrf52 communication. One is central of course and other one is peripheral. But i have following doubts.
If one is central then...
What is the right way of stopping and then subsequently re-starting SAADC?
Using the saadc example, I want to be able to stop saadc when a certain pin is grounded or when...
Hi,
I just found the following example:
infocenter.nordicsemi.com/index.jsp
There the baudrate 115200 is set by default. If I calculate the bit rate (8 data bits one...
Hello,
I use two NRF24LE1 emission and reception when I use a simple ACK is good but with ACK payload, there is a problem,
I do not really see where you can help me,
Thank...
In an answer to this question about current usage of pull-ups here , RK and Vidar comment:
Is the GPIO you have configured as a pull up, being pulled down? If so you...
