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 everyone
I want to try this sample but first I want to understand how it works, not about the code itself but theoretically how it works. The few things that I know is...
Hi,
I'm using devices I haven't developed but on the which I'd like to add functionalities. These devices are working as a small network using 2.4Ghz Nordic ESB protocol...
hi,
Currently we have 18 peripherals sending data to one central in multi link network with a time interval of 1 minute which is hard coded in all the peripherals. As per...
Hi everyone,
I have a BLE project and i added the Nordic UART Service to it. It compile without error or warnings but ble_advertising_init() return NRF_ERROR_INVALID_PARAMS...
Hello,
I am in trouble with adding macros and using the macro in user include directories.
As you know, sample project comes with following user include directories;...
Hi,
Anyone encountered this issue when installing the nrf sdk (cmd in admin):
--- Cloning manifest repository from github.com/.../fw-nrfconnect-nrf , rev. master fatal...
Hi team,
We have our custom board based on nRF52840 SoC.
I was trying NFC text record example provided in SDK 15.3.0 by commenting out log, LEDs. I was not able to observe...
Hello,
I am using nrf52840 dk and I want to reset my device. I have pressed the sw5 which is the reset button but nothing is happening. Could someone help me with this....
Hi,
I am new to the SoftDevice and I am using NUS UART example (nRF5_SDK_16.0.0_98a08e2\examples\ble_central\ble_app_uart_c\pca10040\s132\ses). In server side, after writing...
Hello,
I am noobie at programming. I bought myself these modules, I want to create a mesh network for one of my projects. Could you please tell me how do I proceed ahead...
Hello,
I am using ses and nrf52840 dk
I wrote the code for reading temperature from the inbuilt temperature sensor and when I read value from TEMP register I am getting...
I am trying to perform a large SPI transfer of 72576- 104976 bytes to an nRF52840 SPI slave. I'm running into an error thrown by the SDK indicating that this length is invalid...
hello,When the device's pairing record is lost, the phone's is in.stack report PM_CONN_SEC_ERROR_PIN_OR_KEY_MISSING What should I do? NEF52832,SDK15.2.0,S132
I am trying to use the Zigbee SDK to develop a device to connect to older legacy ZigBee HA coordinators. To do this, I need to use the zb_ha_ez_mode functions detailed in...
