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...
I've been looking at the app_timer source after an odd lockup I had. I think it has a race condition in it.
The code which adds events to the pending events list is usually...
Dear All,
I am developing a custom service on 51822 and trying to adjust the packet number for each connection interval (I've split our data into 20 bytes chunks and they...
Hi, I got the DFU modify to use Synthesize clock (NRF_CLOCK_LFCLKSRC_SYNTH_250_PPM) working with SD7 and SDK6. Tested on a board with the 32 KHz crystal, everything works...
Dear Sir/Madam,
One of our customer is using nRF51822 in the design and Proto has been completed. Customer is looking for the followings.
What all certifications...
Hello:
When I use Android 4.3 to connect nRf51822 AKII board, HEART RATE always show error on discovering services(129, then I can't connect nRf51822 AKII board.
Does...
Hello,
i want to develop open source software for nRF51 but i think the SDK licensing is to restrictive. I cannot use any of provided example code because its permits redistribution...
This is my code snippet
int main(void)
{
uint32_t err_code;
...
// Scheduler
scheduler_init();
// Initialize the SoftDevice handler module.
SOFTDEVICE_HANDLER_INIT...
Hello,
I was working over nordic dev board and found the uart template. but in that, only "data_receive_handler" is mentioned. i want to send data from my dev board to...
Hi All,
I am working in the sleep mode with system off and wake up with internal RC RTC.
It function well when connected to EV board...
I see the "Emulated System OFF...
Hi all,
I'm using the nRF51822-EK (PCA10001) and I'm going to develop a bluetooth cadence (and speed) sensor for MTBs.
I desire low power consumption and i though to put...
hiii...
I was working on ble_app_hrs example of sdk-6 using sd7.0.0. I tried to add broadcast feature by sending some hex values, dat was working, but now i want to display...
Hi,
I need to use 2 TWI bus (hardware constraint) so I wish to drive one bus with twi_hw_master.c and an other with twi_sw_master.c.
Each bus have their own GPIO.
...
Hello.
I'm reading the nrf51 Reference Manual.
in MPU section, [ (SWD) will no longer have access to code region 0 or code region 1, as well as no longer being able to...
Hello,
downloading the file nrfgo_sdk_2.3.0_setup.exe causes the virus scanner to report an issue and moving the file into a restricted zone.
Can you help on this...
hi, i made ble app with nRF51822 (s110), sdk 6.1.0
and i put this code after a pstorage_store() function to wait finishing of this function.
uint32_t err_code, count;...
