I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
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,
We have two nRF9160DK and both have the SIM card issue as below, and our development was blocked by this issue, so please help check it, thanks!
original case
Hi!
I am trying to figure out the app_timer_library but am running into some (to me) strange behaviour. For the first seconds it appears as if the LFCLK is running much...
Hi,
I've built a application based off of the ble_app_hrs_rscs_relay_pca10040_s132 example in SES using a Laird BL652 module (nRF52832 underlying device). Presently the...
Hello
I successfully build asset tracking example , for nrf9160_pca10090ns
when I try to run using segger, I get the following:
SPM: NS image at 0xc000
SPM:...
Hi,
I am trying to use the Android-BLE-Library with my nRF52832 device (I do have another test Android app which can work w/o using the library).
I followed the Github...
I am porting RF evaluation code to the nRF53 NCS/zephyr/Segger Embedded Studio toolchain, using only the network core to start.
How do you recommend configuring the network...
Hi,
I am trying to install Command Line Tools on Ubuntu 16.04. But I am not able to find the download link for it. The page shows ERROR 404. Can someone direct me to the...
Hello,
I am need to add voltage sampling functionality to existing FreeRTOS framework on a low-power BLE device. When I enable BLE, I get 3mA of current, which stays there...
Hi,
When I call sd_ble_gap_disconnect( m_conn_handle, BLE_HCI_REMOTE_USER_TERMINATED_CONNECTION), it usually takes about 100 msec, and come back with event BLE_GAP_EVT_DISCONNECTED...
When not using the SWD port I would like to pull up the SWDIO and SWDCLK lines high. Does the NRF52810 have internal pull up on these two pins? If not, what value pull-ups...
Hi,
I have received nRF52840 development kit recently and I am trying to work with Proximity demo application on my mobile phone. The problem is no device is shown on the...
My Project involves adding BLUETOOTH mesh to a current product.
In that product we use the Flash Data storage library to read and write flash. The SDK for mesh documentation...
Hi ,
I tried to download nRF Command Line Tools for linux 64 bit from your server today (01.22.2020). Even though I chose linux 64bit operating system, clicking on link...
Hi,
I bought an nrf51822 beacon from ebay, it has an LED and a button. I am trying to figure out what pins the LED and the button are connected to, without much success...
