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,
I want to interface an analog front-end Device through NRF52840-DK board Using SPI Interface . I want waveforms to be as Below:
which driver I suppose to use is...
Hi,
I try to Toggle ON/OFF the PWM using simple code below.
The PWM does not generate any output.
Please see code below;
/****************************************...
Hi,
I try to Toggle ON/OFF the PWM using simple code below.
The PWM does not generate any output.
Please see code below;
/****************************************...
What is the input impedance or input current of port P0_30/AIN6 when operating as an ADC input? Nominal or typical figures would be OK, but maximum and minimum figures would...
1、Nrf52810 does not have VDD_PA pin, whether it needs software control, whether any pin can be replaced？
2、Is there an example of the use of PA/LNA circuits in gazell and...
Hello,
The Gazell Pairing User Guide in the infocenter states that the AES ECB block is used for encryption & decryption. However, the product specification document for...
I have an issue with bonding between a PCA10040 running the sample Glucose app and an Acer tablet running Android 7 and nRF Toolbox. I have not seen the problem on a second...
Hello sir,
I am a beginner on NRF52840. I am using Nrfx_spim example for interfacing sensor with NRF Board.
I have done some driver about Reg_read and Reg_write. I tried...
I'm using the basic sdk example of ble_app_hrs_freertos example and created two tasks in it, namely Task1 and Task2. Now I have enabled preemption by setting "configUSE_PREEMPTION...
Hello everyone,
I write datas from my Client to my Server, but I don't really understand where I can retrieve my data on my server.
Is this function allowing to get...
Hi ,
What we want is a accurate ms.
below is what we do 1. Set the prescaler config.prescaler = 31;
2.When I need the Elapsed ms, First ,I get the elapsed rtc counter...
Hello everybody!
All boards below below have nRF52832 chips.
My task now is to develop a set of applications that will support the following scenario:
1) A person...
This question comes from my high-level goal of testing I2C using the SWDIO/SWDCLK pins on the nRF52840 Dongle, so if there are faster ways to experiment with that functionality...
