Hi, is there an available developer in my tri-state area of Minnesota, N. Dakota, or S. Dakota? Please call me if you are available for a project for hire. The developer should...
I'm trying to design a very low power sensor that takes readings using ADC and SPI 200 times a second. I'm a bit worried by the current EasyDMA uses (1.1mA). As far as I can...
Hi, I am working on a project where I want to make one nrf51288 chip as central hub and connect that to a android phone and other salve nrf51288 .
idea similar to this: ...
Hi,
I have a code programming the nRF51422 development board to write to a Sharp Memory 96x96 pixel LCD screen using SPI.
Currently the code writes two numbers and a...
I've modified the ble_app_uart example by adding GPIOTE so that the transmitter sends a character to the receiver when a GPIO pin is toggled. This part is working well.
...
Hi,
I am working on my hardware product having nRF-51422 chipset. I just came to know from forum post that
nRF-52 chips will get arduino IDE support as standalone. I want...
Hi,
i use the library app_gpiote to setup interrupts on a toggling external pin(this pin generates a signal which changes from high to low).The external interrupt signal...
Links: ota_profile_pkt_rcpt_notif
As you see,GAP Disconnection，I don't Know how it works.The ble device call disconnection,but ble android phone respones it more then 5s...
Hi, I'm a student at Oregon State University using the nRF51 Development Kit for a project. I can't seem to find any functions for sending and recieving Bluetooth signals...
HI ALL!
I got a question about establishing my own service.
Currently, I can just send my data through the 'hrs' service(by replacing the heart_rate value with my own...
Hi,
I just downloaded the Utility app for the ble apps(nRF518 SDK) checking on my i5 at iOS 7.1.2. I have tried to connect the apps(hr, proximity) of Utility, but there is...
I changed the dfu start address to 0x00 and application start address to 0x8000.
The application use the RTC0 IRQ to count the timer,
but the RTC0 IRQ did not work correct...
I've been successfully using IAR and I-jet with the 51822 and S110. I can build, download and run under the debugger with no problems.
I recently switched to the 51422...
Has anyone has any success flashing a nRF24LU+ dongle NOT using the official dev kit ? I'm attempting to flash using another microcontroller programmed as an SPI Master so...
I will be happy if someone points out this is a newbie problem and not something weirder...
Running on Win7, 64 bit BTW...
I recently received the nRF51 eval kit. I...
Hi,
I am trying to connect my msp430f1611 microcontroller with the nrf8001 bluetooth chip. I read this thread ( devzone.nordicsemi.com/.../) and it seems very helpful....
I have been trying to implement a SPI Master on the nRF51822 Eval board in order to read data from an Analog Devices ADXL345 3-axis Accelerometer. I chose to start with the...
Hello,
Firstly, the nRF5122 Product Specification v1.3 Section 4.2 says that TIMER0 is 32 bits wide.
However, other product specs seem to mention 16/24 bit timers, and...
Hello Nordic people!
I'm developing my first firmware on nRF51822 and I need help with BLE, profiles and SoftDevice S110 stack.
Application it's a speed sensor for bicycles...
I have nrf51422 dk. The boards I connect to 3.3V power and via jlink to my pc.
I use the JLink command line tool.
I can not access the chips. Erasing is not possible and...
Hi there,
I am using Eclipse and GCC (codesourcery) as development tools.
In the gcc makefile, once provided by Nordic with the "button_radio_example" are two lines...
