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,
I have been trying to upload a program and continually get the error; Timed out waiting for acknowledgement from device. Failed to upgrade target. No data received...
Hi All,
I am having a problem trying out one of the examples provided by Nordic. It is the "ble_app_hrs_pca10056_s140_uart" running on an nRF52840DK board. i programmed...
I am working on an application in which I need to store large amount of data in the flash. I have successfully integrated FDS Module in my application and I am able to store...
Hi,
The XTEMP, XPOFWARN and XVBATLOWLVL commands all allow you to set thresholds for temperature/voltage at which the modem sends a notification. When is the voltage/temperature...
Hello,
I am trying the DFU over serial example in the SDKv16.0. I am following up the tutorial here: https://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter...
Hi All,
I created one channel PWM from pwm_drive example and its works well.
Now i m trying to add the PWM functions ...into my ble_blinky_central example.
Compilations...
I am working with an older version of the https://github.com/NordicSemiconductor/nRF-IEEE-802.15.4-radio-driver and the https://github.com/NordicSemiconductor/nrfx . Which...
Hi
Apart from Direction finding, there is 3 major enhancements in the Bluetooth 5.1 core spec.
Reference: www.bluetooth.com/.../1901_Feature_Overview_Brief_FINAL.pdf ...
I search for an LTE modem for a small device. (between 10000 or 100000 parts per year)
So I need something to play with it to learn what is possible. (for example battery...
It's not clear to me the difference between RAM[n].POWER, RAM[n].POWERSET and RAM[n].POWERCLR. I'm assuming that you use RAM[n].POWER to read the contents of the registers...
Hello,
The following defines can be found in nrf52_bitfields.h. Are all these register values used for REV 1 chips? In otherwise, the last digit isn't significant? If...
I am using the example project for Uart Central. I have a lot of messages transmitted out of the Uart. Unfortunately the Uart transmits some characters but does not transmit...
We are consistently seeing a BLE disconnection after being connected to an iOS device for 40 seconds. On the iOS side, the log output at the time of disconnection says: "...
Hello,
I would like to know if someone has experience with embedding lua script language (not elua) on a nrf52 kit, with SES or other IDE.
Or is there some nice tutorial...
Hi, I am learning how to merge two files together to be able to transmit temperature data via UART. These were the steps I have undertaken to do so:
1. Copy pasted the function...
