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 searched through the questions regarding RF PA recommendations but I think none solved my issue.
I would like the nRF51822 to broadcast at +10dBm, so I...
Hello to all,
i'm new to nRF51822 ble developing but have experience with embedded design on various microcontroller;
I have a little problem inside bootloader code: in...
Dear Nordic Support Team,
In previous SDK (6-7) I used to always call softdevice functions when possible/existing to keep compatibility with BLE.
For exemple, PPI functions...
Hi,all.i want to use nrf51822 to drive brushless DC motor and need use 6 pwm signals.Can i generate these signals with nrf51822? Thanks for your reply!
When calling sd_ble_uuid_encode() I get NRF_ERROR_INVALID_PARAM in one project while in another I get NRF_SUCCESS with the same params on same SoftDevice(S110 8.0.0) on same...
Hi,
Can a peripheral choose among multiple central?
Consider a situation where I have a 3 centrals.
Lets say CentralA, CentralB and CentralC with,
CentralA - High...
I am really puzzled by this and although I've read all the relevant answers in the Q/A I'm still unable to do the following:
do non-selective scanning with central device...
i can not re-download application by keil4
i download softdevice and the application to Equipment by nrf51422 then it can works
but when i disconnect usb line and connect...
i want to use codeblocks to compile and download program to nrf51422
so i try to compile example in keil/ARM by codeblocks
then it always show up error
like this
" C:...
Hello all, I have implemented own bond manager with saving context to flash on nRF51422 SD110.
The problem is in getting IRK and creating a whitelist with it after disconnection...
my dk board is nrf51422 and nrf 52382,
the central role is nrf51422, and the peripheral role is 52382.
my sdk version of 52422 is 10.0.0 and 0.9.2 for 52382
the project...
I'm trying to get a module with an NFR24L01+ on board to send a simple data transmission from a pic micro but after a couple of days of trying various combinations without...
i find that the macro APP_ERROR_CHECK call the macro APP_ERROR_HANDLER
do \
{ \
const uint32_t LOCAL_ERR_CODE = (ERR_CODE); \
if (LOCAL_ERR_CODE != NRF_SUCCESS) \...
HI all:
Because the application code is relatively small, bootloader is used dual_bank_mode, but now the application code becomes large, OTA can not upgrade, I would like...
