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...
Hi,everyone!
I need to configure an external interrupt so that when the interrupt is triggered, I can do something else
When I configure it in the following code...
Hi
Hi i am trying my application for sleep and wakeup without gpio. Actually my work is to put my device(battery powered) in sleep for 5 minutes and after that it should...
Hi,
Download "thingy" sdk and re-compiling it; add SDK 12.3.0 sdk_components to the build and it is showing just 1 error:
can't find ../../../libs/libmpllib_Keil_M4FP...
Context: in my application, I need to know rather precisely when the SAADC is taking a sample. So I did a test and discovered something interesting.
I'm triggering the SAADC...
Hi Support Team,
Is there any information about light sensitive spec of 52810 WLCSP package?
What we concerns are:
(1) Which light is sensitive for 52810 WLCSP?
...
Hello, I am trying to integrate buttonless DFU functionality to my project.
However, when I compile the project I get this error
The steps I took was to start with the...
Hi
Env: Linux, command line, arm-gcc, softdevice 7, sdk 6
I am having strange behavior when running BLE based program (in nrf51822 and it uses ECB encryption), and...
I'm trying to be a good camper and stick to published SDK interfaces, but I'm stuck on one point.
I want to use the PPI to toggle a GPIO pin AND clear the timer on a timer...
Hi All,
I've been noticing that when attempting to stream large amounts of data (let's say 20,000 notifications of 20 bytes) to the nrfConnect app on mobile (using a Pixel...
Hi,
Did anyone used Eclipse with Nordic Semiconductor packs downloaded with GNU ARM Packs Manager? I've downloaded the packs, but the project does not see(include) them...
Hi! I recently got my project working on an nRF51 DK, and am now trying to get the project working on an nRF51822 on our PCB.
Our application uses Bluetooth, an LED, a button...
Hi,
I've noticed that in ble_hrs_freertos project (SDK14.2), there is duplicated definition of __HEAP_SIZE & __STACK_SIZE - in C/C++ tab & Asm tab of Keil MDK.
Which...
If we want to save some data, (as I think) we have two options.
Flash memory in nRF52832 or external EEPROM.
could you tell me pros and cons of two?
my guess ...
Hi,
I have been trying to advertise packets with different manufacturer data and I am able to achieve that using the radio_notification_handler of the SDK. In my code...
