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 all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
It used to work, but now it says "Connected" but the rest of the GUI never changes and the mouse just shows a busy spinner. Here's the log file:
0;13:45:18.9900 [MainThread...
Hello,
my nRF52 Preview dev.kit don't upload the last 2016 march 15 firmware update
from nRFgo app. It gives me always an error and the progress bar stay at 0% value.
...
Hi,
Need you suggestion regarding our use case but first I would like to explain about our use case.
In our use case there be beacons and receiver. Beacon we are considering...
Hi, I am a beginner and trying to understand the SD card example for nrf52 DK. When I change the pins from the given configuration
#define SDC_CS_PIN ARDUINO_10_PIN
#define...
Hello all,
During testing of my nRF51 based device some Android based phones unable to connect or at least connect from the first time. The same device connects perfectly...
I use sdk 12.3.0 / nrf51822 / SD_130.
I use app_timer library.
I want to know how to calculate the maximum allowed tick count when setting APP_TIMER_PRESCALER = 15...
I am trying to send 20 notifications inside a loop. I am able to send 7 of these and receive the following error. What does this mean? Also, is there a central document that...
Hello,
We are facing a critical issue with our BLE peripheral product under development crashing during paring/bonding.
The phones used are all different, but the ones...
Hi all,
I want to know if the images inside the hci_dfu_send_hex folder are just precompiled hex files from the examples.
More specific I want to use the bootloader...
Hi
I have 3 nRF52840 DK, just shipped this week.
And two could power on success.
But one failed to power on after connecting with same USB cable.
The LDE5 did not...
Dear all,
I have designed custom board using Raytac mdbt40(nrf51822) module on my board and programming using nrf51DK my setup is like
VnRF: not used
VDD: not used...
He guys,
I'm currently trying to run the secure serial bootloader sample on our hardware which is based on the nrf52832, but the sample code resets the device when starting...
Hi
I develop nrf52840 and nrf52832 of our's RTOS environment(with. GCC).
I want apply mesh protocol with nrf52832 and nrf52840.
I ask,
when does support...
I try create my own app based on buttonless app. I've tested dfu over the air it's ok. But for that I need to firmware bootloader (with security key) before. It's ok for production...
Hi,
I dont get the Light Control example to work. Other examples from the normal SDKs are working.
I have 4x PCA10040 Dev-Kits.
I flashed the example with SEGGER...
We're having a range of issues with a firmware that I cannot detail due to NDA.
Hence we're looking for someone proficient with nRF51/52 using SD130/132 for reviewing/assisting...
