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...
Hi all,
I have a question that whether it can be set to an equal value with CONN_MNGR_SCAN_INTERVAL and CONN_MNGR_SCAN_WINDOW or not in a S120 application. If I do this,...
I am using the RTC to generate a square wave signal.
I have two issues. One is that nothing I do on the prescaler or the Count Compare is having an influence on the frequency...
When we develop Bluetooth products, we find that in Android 6 APP, Bluetooth devices can connect normally, but at Android 7 or above, sometimes it doesn't connect to Bluetooth...
Just had a contractor update our project (simple device is peripheral and server for some GATT data) from SDK v12.x with S132 4.0.5 to v14.2 with S132 5.1.0.
All works...
nRF52, SDK12.1, Eclipse, gcc 5.4.1, FreeRTOS, no soft-device.
I am having a problem with GPIOTE. I have six interrupts programmed on six different pins. As long as the...
hi everybody
SDK:14.2
Chip:52832AA
NRF GOSTUDIO:12.2.10
JLINK:V9.4
I use NRF GOSTUDIO to write sofedevice or app,it note:
unable to find or open the...
Hi,
I am a beginner with NRF chips, just wanted to know that Can I use different package size for Capacitors/Inductors like 603 instead of 402?
Thanks.
Hello,
Our production systems run on Raspberry Pi, which is running on ARM. Currently the nRF5x command line tools are only available on x86, which means that we need to...
After working with NRF51822, I decided to go for NRF52832, and I bought some modules that have NRF52. I am using GCC and SDK13. I installed the S132 soft device which is in...
Hi - I am using NUS (Nordic UART Service) to send raw sensors data over BLE to my PC for later processing. However, I found that I can not get a more-than-20-packets-per-second...
Hello,
I am preparing a driver for the SAADC of nRF52832; I have to acquire data from five channels; consequently - in a scanning mode.
However, what I observed is that...
Hello,
I need to read SAADC input pin of nRF52832 that is multiplexed and wonder what the optimal strategy is to implement that.
Especially: setting a ppi channel so that...
Target - NRF52832 populated on a custom PCB using SDK 14.0.0 and s132 5.0
Background - end device will be used to send logged IMU data to the cloud via a smart device,...
Hi,
This is my first post here. I hope I will follow the structure of a good question.
I want to have a sequence of defined duty cycles (let's say 4 values). The aim...
