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...
Using nrfjprog version 9.7.2 on Windows 7 Professional. Just discovered that when .hex file is read-only, nrfjprog fails.
>nrfjprog --verify --program app.hex Parsing hex...
Hi,
I migrated an nrf52832 s132 application from SDK12.2.0 (sd v3) to SDK13 (sd v4.0.2). On the iPad and iPod Touch the NRF Connect app does not discover the services I...
Dear Nordic Semiconductor team,
I just wonder if BLE is suitable for energy harvesting topic?. I want to ask if your ASIC need permanent power supply? An idea behind is...
I am trying to build the mesh-bootloader and the cmake build system throws some error, could You have a look at my comandline options, or say what is going wrong.
I am using...
Hi
I want to make a dongle which can connect to and communicate with HID .if the peripheral is a HID(eg gamepad ,consumer or mouse ),the central device how to communicate...
Hi,
This is just a quick check of my understanding of the interrupt priority levels on nRF51. I read up on the documentation I can find.
I'm assuming that I will receive...
Hi,
I am designing a custom PCB with the nRF52832, I am going to use wire bent antenna over it. Can I bend feed wire by 45 degree. I have attached image for the part I am...
Hi All
I am using the example of uart in SDK10 wit nordic 51822
First of all ,I add a PA with 51822 to increase the signal of BLE, but I notice that the speed of PA is...
I can read peer address and rssi field in the scan request report. But how can I read the AdvA address field in the scan request to make sure that the scan request packet...
Is there a method to remove a node from the network using the current bt mesh stack? I've looked through device_state_manager.c but it appears to me that there are only functions...
Hi,
I am using 2 nRF52840 DK to build a network, One is the client and the other one is the server. Both of them are connected to computer with USB cable.
I would like...
hi,
i test my project for i2c sensor module, the debug found have error what there are the following error tips.
..\..\..\swct_application\i2c_sensor_driver.c(14): error...
Hi,
I'm trying to write custom boot loader, that receiving hex file via uart and write it to location 0x40000 and then jumps to the location. I changed FLASH_ADDRESS and...
Dear experts,
We are evaluating to perform Round Trip Time (RTT) measurement for ranging application. The accuracy requirement is 1m to 2m. Are there any sample applications...
Hi,
I am using a custom board which I designed based on the Puck-js board, except that I am only using an I2C based distance sensor instead of the other devices onboard...
