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,
In my application I'm using SDK 8.1 with the s110 SoftDevice. In the new version, the pstorage modules have been separated and you need to choose between them.
...
Trying to see how much time my code consumes, I tried the naive approach, calling clock() in the beginning and at the end and comparing the values.
But when I include clock...
I am using the BLE Scanner app on Android to check that my device works.
I have 2 similar problems :
on one device, I can read all characteristics except one. This has...
Hi,
Im trying to use this example to send serial data from GPS module via BLE:
github.com/.../ble_app_uart_low_power_slave
I have disabled hardware flow control since...
Hi
I tried gateway and LED_mesh examples. It worked well. But, I found some issues as below.
When I tired MCP windows application on laptop with PCA10031 dongle...
Hi there,
I am using the nrfjprog to flash the nrf51822 via a J-Tag programmer. Here is the command I used in the command prompt:
nrfjprog --eraseall --programs softdevice...
Haw can I configure ble_app_ uart examples for bonding using? I want to connecting, transmit and receive data throw the UART only with 5 fixed devices.
Hi,
I updated to softdevice 8.00 recently, and found something different with softdevice 6.00.
When trying to program the new softdevice hex to the chip using nrfgo studio...
Hi,
I am using nRF51822 chip.
I am using the softdevice s120_nrf51_2.1.0. On top of that i am flashing the HRM central example given in the SDK nRF51_SDK_8.1.0_b6ed55f...
Hello, I'm fairly new are Nordic and have inherited a good project from a departing coworker. We are using Keil uVision 5+nRF51822+BLES110 softdevice.
She explained her...
Hello,
As mentioned title, when using printf with softdevice, "Stopped by a vector catch" occurred.
I am using my custom board(nRF51822 and s110).
And I am using IAR...
Hello,
When i try to set value of the gpregret using sd_power_gpregret_set and clear functions in on_write callback function, cpu gets stuck (i check it in debug mode). Can...
Hello
I'm trying to communicate with an sensor over the TWI HW interface during a BLE connection with the S110 soft-device, and every time I try to use the TWI bus the...
