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...
Hi!
I've just started developing with NRF51422 (PCA10028 board). I downloaded the free version of Keil MDK-ARM and loaded the "ble_app_uart_s110_pca10028" example from...
Hi,
We wanted to create a device what control with a remote controller but we want to controll this device by smartphone also.
We going to use 51822 but it is not exactly...
Hello.
Our company develop BLE device and make some applications(android/iOS) for updating ble devices.
Those applications use nordic DFU source for installing firmware...
Hi
I want to configure SAADC channel to work in oversampling mode, and to enable burst mode.
nRF52832 Objective Product Specification v0.6.2 says:
"CH[n].CONFIG.BURST...
Hi,
I'm looking to use the nRF51822 in a new design and would like to know if there is tool available to calculate how long it will be able to run of a battery when set to...
I can discover 6 services by Master Control Panel over Android device, but only 4 services on ios 9 device, I can't discover Gap and Gatt service. What's more, when i try...
Hi all,
we are using NRF24L01+ ic for our application .we want to have TAG transmitting and receiving end separated so we are using the two NRF ic .We want that there should...
Hi,
Does Nordic provide a version of nRF Toolbox or similar to run under Windows 8.1 (not Phone)?
If not, can anyone recommend any free general-purpose tools or utilities...
I encounter a problem to switch to DFU mode from UART when BLE is connected and one 5ms timer keeps running for heart rate sensing alg. Maybe it's the reason keeps BLE busy...
Hi,
I want to use BLE to run DFU. My sdk is 8.1.1 and base project is ble_app_uart. When I use nrfgo Studio to program softdevice, bootloader and app, It can't enter app...
I am seeing excessive current in System ON, Idle mode. I am using WFI(). I have verified that
operation is being held at that instruction by using GPIO pin. Idle mode is...
Our manufacturer received new nRF51822QFAAH0 parts. Previously, we were supplied nRF51822QFG2 parts.
According to your PCN_092-1.2 Final.pdf document, there has been a...
Hi,
I can start MCP without the dongle PCA10031 (which I have updated the firmware on) and it starts ok, but when I then plug in and select the device COM 5 - 6xxxxxxxxx...
I would like to ask how to make advertisements which are less than one second. In my application, i need to scan for devices, when i find my specific device, i start to advertise...
I'm trying to programmate a simple blinkind led project to a custom board with a nRF51822 I did. I'm using a stm32 discovery to connect the custom board throw the SWD port...
