Hello,
I'm using the nrf51422 with 210 softdevice.
I'm trying to figure out a way for the receiving slave device to go to sleep when away from the master, but to wake...
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...
I have two sensor: Si7021 and CCS811 connect to board (nRF51 DK).
Si7021 work fine.
CCS811 always return NRF_DRV_TWI_EVT_ADDRESS_NACK error.
Anyone can give me a help?
Hi,
I'm trying to setup NRF52 with a microphone (ICS-43432) using I2S and easyDMA. I'm new to embedded software development, and would very much appreciate your help and...
Hi,
I am really new to the Nordic products and programming for that matters. But, the thing is that I am in somewhat of a hurry. I would like to use a similar code to below...
Hi all. I am sending to BLE device AE A7 04 00 05 09 BC B7 command, getting status 0 ( success ), but do not get any updates or notifications from BLE at all. So am I doing...
I've compiled the secured DFU bootloader (from SDK 12.2) and loaded it on my board. But whenever I run my firmware, it won't start (none of the expected interaction happens...
Hi there,
As the title says, i'm tring to add nus service to the freertos example (board PCA10040, SD 132, SDK 12). Actually, I want to mix it with the peripherical app_uart...
We started with normal Pstorage functions and add now some pstorage RAW functions.
Could anybody explain the resulting and needed linker script definitions flash allocation...
Hi!
This is my first time working with bluetooth and Nordic chip and I'm having program getting started.
I'm trying to program the Sparkfun nRF52832 Breakout Board as...
1.application downloading
we need to download the appliacation to the address which is designated. However, the NRFgo Studio offered offically can't designate the address...
Hello,
I'm new in programming beacons and ble sofware. I'm using the nRF51822 Beacon with S110 and the USB Dongle.
I updated the beacon with the example ble_app_beacon via...
hello, i am new to the Nordic controllers.I am having 2 doubts.
i want to modified saadc example code in keil 5 for that i want to add "app_timer.h" header file...
Hi guys.
I want to make use of CLI in my existing project based on ble_app_uart .
I was looking at the diferences of there sdk_config.h and there is a lot of stuff happening...
sd_flash_write(((uint32_t *)storage_addr),
(uint32_t *)p_data_addr,
size / sizeof(uint32_t));
why here size value is divided by sizeof(uint32_t).
what is byte value...
Hi,
I'm trying to adapt the HRS/RSCS relay example from the SDK to use the Nordic UART service instead. Currently I can connect to the central just fine, but if I try to...
I'm using RTX timers on NRF51 and I'm getting a 7ms per second error. (I.e. osDelay(1000) takes 1007ms).
It appears that NRF_RTC1 is configured incorrectly in SDK examples...
