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...
Hi sir
If nRF51822 unexpectedly enter DFU OTA mode, did boot loader have timeout counting to exit DFU?
Besides, if nRF51822 entered DFU mode and didn't update new firmware...
Hi all,
This 60-second limit is not enough for us. Our application is 48 kB & takes 35 seconds to upload. It should be enough, but the problem is that our iOs app does...
Hi All,
I use S120 device to monitor advertising and output the mac address,RSSI information via UART to PC terminal. The PC terminal can receive data continusly from the...
I found ble_dfu.py referenced in some posts to help automate the generation of an application.dat metadata file used (along with the application.hex file) to create the input...
in the code below, the keil IDE is flagging with red squiggly APP_BUTTON_INIT, claiming that it is an undefined symbol. It also says that this implicit declaration of 'APP_BUTTON_INIT...
Hello all.
while trying to calculate the data rate from bluetooth low energy , i have two questions
Is there a possibility to measure the data rate by using nrf sniffer...
I have an algorithm which does quite a bit of number crunching. I'd like to know how many clock or instruction cycles this algorithm is using. How can I get or calculate the...
Hi all,
I am not sure what to do now. I have been trying to get the s130 working with the device manager. I tried using github.com/.../nRF51-ble-app-hrs-s130 with sdks...
Hello,
in my application i use a bootloader for S310 and S310 V2.1.0.
The Bootloader is configured to use NRF_CLOCK_LFCLKSRC_RC_250_PPM_4000MS_CALIBRATION and the application...
Hello Everyone
I am using two application timers one of standard battery service and one i have made for adc sampling like this along with the code added for battery timers...
When I update the advertising data from the radio pre activation hook (800µs), the updated data does not appear in the advertising event following 800 µs after the hook is...
Custom Board with MCU NordicSemi nRF51822-QFAA
Softdevice S110 7.1
IAR for ARM 7.1
SDK 7.2 using a merged service (HID keyboard example + NUS example...
As per the steps given to program bootloader to the device i have programed it.
But the code is not getting executed i.e advertising nor led initilization is taking place...
Hello im trying to connect to a slave on BLE_GAP_EVT_DISCONNECTED event.
Can i use sd_ble_gap_connect(...) on this state, im getting error code 0x3202.?
regards, Vo...
Hi, I have bought the nRF51 development kit. I have downloaded source code for nRF51822. This comes with LOTS of examples but I suspect the codes are not for my board. Is...
