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
In proprietary model of nrf51822，I doubt that the RSSI is not accurate in my testing environment，so i want to calibrate the RSSI info by using R&S SMU200A，can anybody...
Hello,
in the nrf52832 PS I've stumbled over the "EasyDMA array list mode". From the description, I'm unable to understand, how this works and what I can archive with this...
I have a custom board that has an MPU9250 attached as a SPI device. The MPU can generate data ready interrupts. I have set the MPU to generate data ready 4x per second which...
Where can I find documentation for using EasyDMA list mode on SPIM?
I've got nrf51822.
All I can find is this nrf52 documentation , which seems incomplete.
Is there...
I'm new to Gazell, so please excuse the simplicity of my question, but I just seem to be missing something.
I have an application where I will be using one host with two...
Hi
We are about to submit our system for BLE testing. We have been asked for RF-PHY:P9:1 RF-PHY:P9:2 RF-PHY:P10:1 values
RF-PHY:P9:1 Maximum TX packet length (MAX_TX_LENGTH...
Hello Nordic Team,
After setting connection parameters in accordance with Apple BLE design guidelines the BLE throughput has been significantly decreased.
My parameters...
Hello,
If I use the nRF51822 with 128KB ROM and I connect to a external flash via SPI.
The SoftDevice and bootloader are stored in the internal 128K ROM.
Is it possible...
Using GATT characteristic writes to transfer data is slow.Is there a cleaner and/or faster way to do faster OTA upgrade?
Also I wanted to upgrade firmware without affecting...
I have set up a 6lowpan test environment and could control the led3 and led4. could u please provide me with a code to read value at p0.01. i want to connect a temperature...
I directly connect GPIO pin with 24ohm resistor as follows.
And I set GPIO pin as high drive,
NRF_GPIO->PIN_CNF[MY_PIN_NO] |=
(GPIO_PIN_CNF_DRIVE_H0H1 << GPIO_PIN_CNF_DRIVE_Pos...
hello ,i use SDK9.0 ANCS project.when I paired it ,it can work normal. it can recive QQ,wechat,message and so on. but when I paired many times, it will be SystemReset.
...
Hi
I am trying to make an activity tracker with very low power conumption with the nrf52. The Idea is to count interrupts from an accelerometer thtat are generated if the...
