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;
I am using nrf51822 qfaa device with sdk12.3. I compiled eddystone example code and it worked with nrf51dk(nrf51422_qfac) board. Also, i have a board that has nrf51822_qfaa...
I would like to use the POFCON register thresholds to create a crude battery level indicator. I noticed that the POFCON register definition in the nRF52832 Product Spec has...
Hello everyone,
I'm currently migrating from a functional code IAR to Eclipse GCC.
It compiles fine and I got the hex files.
However I have some troube to flash the...
I am working on an application where the nRF52832 is being used to control external hardware that requires fairly precise timing. Specifically, I use sd_radio_request to allocate...
Hello.
I want to develop a custom bootloader with the same purpose as described in Very simple SPI bootloader
I'm using a 52832 with Eclipse/GCC and nRF SDK V13.0
...
Hi there,
I've tried using PCA10040 with NRF Connect to do Secure DFU but no luck. Any idea on how to get it recognized, please?
I'm following this:
infocenter.nordicsemi...
In the Bluetooth Light Controller example for the client, in provisioner.c this beautiful comment can be found:
/* Provisioning encryption key storage (this is not how...
Hi all,
Here is my first question on this forum after many hours working with the NRF but for the first time I didn't found the answer :)
My problem is :
I would like...
Hi,
We have custom board with STM32F407 as an application chip and BL652-SC-01 as a connectivity chip. When we worked on SDK 13 and softdevice 4.0.2 or 4.0.4 we had problem...
Hi, I have problem with using printf() in SEGGER RTT.
I've read tutorial and others about SEGGER RTT printf() problem, but they didn't work.
When I use printf() in RTT...
hi,
I found ble_app_multilink_central example under SDK but this is for LED button application.
Is it possible to configure the same example for NUS?
I worrying about...
I have app (based on buttonless_dfu) works on sdk 13, sd 3, nrf52832.
Now I try to migrate this app to newest SDK14, sd 5.
I can't resolve one issue. I have main.c and 7...
hi, I found ble_app_multilink_central example under SDK ,and make it work with NUS. Some problems bothered me.
When the amount of data reaches a certain amount, the transfer...
Hi,
Tried this getting started tutorial:
github.com/.../Nordic_SDK_User_Guide.md
When building project at the end, I get: (After trying max optimization)
linking...
