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...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hello people,
I'd like to use the NRF52832 (QFAAB0) / PCA 10040 / S132 development board as a data logger. For that I soldered a micro-sd card reader and started using...
I set the connection as follows:
#define MIN_CONNECTION_INTERVAL (uint16_t) MSEC_TO_UNITS(500, UNIT_1_25_MS)
#define MAX_CONNECTION_INTERVAL (uint16_t) MSEC_TO_UNITS(1000...
I am trying to use the mesh network using the nrf51822. I have to use the app_timer with my application. Mesh library and the app_timer library making conflict with the SWI0...
I was trying out the low power PWM example and noticed the timing inaccuracy that was mentioned in documentation .
For example, with low_power_pwm_0,
period = 220...
I have checked the datasheet between 51422 and 51822,they look the same,but why the NRF51422 can flash BLE and ANT+,but 51822 can't? Is the Radio part different,or the Flash...
I have based my firmware on the Proximity Application example.
Now I need to extend my application to support BLE DFU service.
But as i read Extending your application...
Hi,
I am using the flash memory for a few variables and it works very well. Now I have one flag which is defined by #define statement and if it is enable then the initial...
hi,
i have nrf8122 module . want to flash a hex file in it by using nrf51 development kit. is it possible to flash code in the nrf51822 module. other wise please provide...
Hello everybody,
I'm working in a project & need to listen for notification from installed applications in the mobile phone & update the mobile app with some info about...
I have combined Nordic's serial connectivity code and Nordic's serial DFU example.
Upon initial powerup, the nRF51822 draws an expected amount of current (~600uA). When...
I am using nRF Master Control panel for testing my peripheral changes. It works fine until i upgrade my nexus 5 to android Marshmallow. Now the app cant even find BLE device...
Hi all,
I'm using nRF5_SDK_11.0.0_89a8197, if I build any project from it, it deletes all objects files and compile all source files every time it take some unnecessary...
Hii all
I am trying to run bootloader_signing example from the gcc. Nordic already gave an example for Keil I wanted to port the same thing for gcc. But its not working,...
