I wanna implement this code for the app inventor, but there was several problem here. I can't use array or index for developing my trapezoidal method.. like this..
code...
Hello,
We are looking for a developer a single task project. We need to provide all of our developers with the same development environment, so we are looking for someone...
I'm looking for a good firmware engineer that can take my current firmware and add the buttonless DFU to it. I currently use the Keil environment but am open to switching...
I am working on PCA10040 board using Keil u5 debugger (V5.23.0.0, JLink setup). After accepting the continuous firmware update requests I get the error message "Missing core...
Hi,
I have just started using a nRF52840 PDK board with the purpose to verify BT 5.0 features. I am completely beginner working with nRF boards or nRF SDK. Anyways, I downloaded...
I have a USB host capable Android device running CentOS via Linux Deploy and everything is working perfectly except i'm unable to connect to my USB nRF24LU1+ Crazyradio PA...
I'm looking for a smart solution to connect my application to different ANT+ sensors and transmit a logfile to a mobilephone via BT (and receive notifications from mobile...
Hi~ Sir:
I test S120 connect with S110 have problem ,test methods are as follows
S120 connect with S110 ,function ok.
S110 Power Off and On, the interval time about...
Hello everybody,
I've been digging through the forum and the documentation for hours now. But to be honest I don't understand the whole timer thing.
I need a simple...
Hello,
while implementing a BLE link layer, I’ve stumbled over a race condition, where I have a problem to find the cause. Maybe someone of you have an idea, on how to...
I am reading data over the duration of 3 seconds on SPI, but while I'm doing that, I need to send that data over RF using microESB library.
I need to make sure the read...
I use the chip nrf51822, However, SDK8.1.0 example ble_app_uart is base on nrf51422, what I need to do? just replace bsp.c ? and which bsp.c file corresponds to the nrf51822...
I'm tring to build a FOTA broadcaster machine using a raspberry-pi with bluez. or any other Linux small linux embedded system.
The idea is that after testing the board...
I cannot program an external nRF51822 module(program old softdevice S110 6.0.0) with nRF51-DK p20 (SWD), it give message "invalid parameter error".
and i program the 51422DK...
Hi all,
I want accive this situation. My peripheral connecting a central with a service for example hrs, then i stop the conect with the function sd_ble_gap_disconnect(m_conn_handle_peripheral...
Hi,
I am using the sample BLE_gls code provided by Nordic.
I have made the following changes in the code:
#define SEC_PARAM_MITM 0
#define SEC_PARAM_IO_CAPABILITIES...
I am using nrf51822 qfaa IC (pca10004 board) with softdevice v8 and sdk9. Now I am trying to do the dfu example. I uploaded the softdevice with the help of nrf gostudio. But...
Hi,
Please correct me if I'm wrong.
Consider an application that will read 6 bytes of data from I2C at 200Hz (each 5mSec) and will stop after 2000 reads. This will be...
Hi,
Apologies if this is an obvious question, but I haven't been able to establish from previous questions or the data sheet whether it is necessary to use an external...
I'd like to be able to change the connection interval from my central device on the fly after a BLE connection has been established between it and the peripheral. What's the...
Hi,
In the ble_app_proximity project in SDK 0.9.2, I was trying to add manufacturer data to the beacon. Here are some of the code snippets which I changed in main.c
#define...
