To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hello,
I have an issue that I can't seem to sort out involving the PWM module. I am currently using SDK9.0 and SoftDevice S110 V8.0 and I am using the stock PWM files from...
I have a nRF51DK. And I would like to be able, to enable/disable the softdevice with 2 buttons.
Button 1 on nRF51DK --> Enable Softdevice
Button 2 on nRF51DK --> Disable...
Hello,
I am working on nRF51822 S110 softdevice 8.0 and SDK9.0. I am creating paired and unpaired states and the system will goto unpaired only if it is unpaired from the...
I know nrf51 timer0 can be configured for 16,8,24 and 32 bit modes
and timer1 and timer2 can be configured for 16 and 8 bit modes.
But what can I expect the value to be...
I'm going to star a new product development using nRF51422 supplied by a 3V battery. Since it is a low cost product the idea is to use the nRF51422 internal DCDC to provide...
Hello,
I'm using an external chip that decodes my RF transmission and outputs the data on two pins DAT, and CLK (data and clock). Currently I'm reading the data with GPIOTE...
We have written our own softdevice, but now we have a question about the stack pointer.
I read in the softdevice specification that the nordic softdevices share the stack...
I have been trying to establish a link that will feed sensor data into my com port via a Bluetooth uart bridge. I got my closest today by doing the following.
Load SDK10...
I'm having trouble making a single bank dfu mode with 128k NRF51822 chip.
Here's the problem;
Works fine when everything(SoftDevice, Application, Bootloader) is all...
Hi,
I am a newbie to Nordic BLE.
A make error occurs when building the heart_rate_collector example code of nrf51-ble-driver_linux_0.5.0 on my cross compile environment...
Good morning, i have windows 7 and at this moment i have installed "Gnu tools for ARM embedded Processors", "GnuWin32 ‐ GNU Make utility", "GnuWin32 ‐ Core Utility", "nrfgostudio...
Hello,
on our custom hardware design, the hardware reset won`t be executed after programming with nrfjprog.exe, until complete new boot with disconnecting Vcc.
After reconnecting...
We are going to use nRFgo - Bluetooth direct test mode to evaluate the nRF51 device RF performance, and we need to load the DTM (Direct test mode) application to the device...
