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 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...
Hello everyone,
I'm working on an nrf52832 custom board and trying to initialize the SPI module(I configured pin 21 as SCK)
I known pin 21 is a PIN_RESET, so I set CONFIG_GPIO_AS_PINRESET...
Hi,
I am developing an small application which helps to erase the persitent memory
mesh_stack_persistence_flash_usage(const uint32_t ** pp_start, uint32_t * p_length);...
nrf52810 used and sdk 15.3 used . i able to run my program without error and i even able connect my ble dfu. but i cant upload my zip file and i cant bond with nordic dfu...
Hi, we are working on a device that is currently doing non connectable advertisement by utilizing the Eddystone frame. We would like to skip the button pressing to switch...
I am working on slowing down the connection interval in the secure_bootloader_ble example to reduce the average power usage. I've successfully slowed the interval down to...
Is there a direction finding example in the nRF5 SDK, either with the nRF52833 or the nRF5340? I came across the nWP-036 white paper but was unable to find an implementation...
I have been working with the pc-ble-driver on the PC. Now I want to move my code to the nRF51822 and nRF52840 chips. Starting with the DKs first.
On the PC when I get an...
Hello
I'm using mpu6050 to get the value of roll,pitch,yaw. I used a filter to get it right. The roll and pitch are good, but the Z-axis yaw has a strange value.
There...
Hi everybody, thanks for your time.
I try to develop an iot board with FOTA. To do so, I have a custom bootloader (address 0x00000000 in flash ) who perform the following...
Dear Members,
How can I increase ANT+ BSC time out ?
I read from nRF5_SDK_17.0.2_offline_doc/nrf5/ant_examples_bicycle_spd_cad.html
User interface
If a time-out occurs...
Hi,
How to get a same interval between the two events . I am seding the data from nrf52832 to phone every 1second . I want a uniform interval between the two data please...
Hi there,
I've set up an nRF52840 DK with an external power supply of 1.8v and also connected the USB IF MCU to my laptop. I've positioned the VEXT->nRF switch to "on" and...
I am creating a BLE central device. This device has to communicate with BLE advertisers to collect some data from them and then send this data to server. I am currently achieving...
Hi,
My project already has the ability to DFU throw BLE.
How can I add to it the Serial DFU throw USB ?
Is it possible to have one boot-loader that can handle both...
Hi there!
I have run light switch example for Mesh demo but no activity could be found via nRF Mesh app even my dongles have never been provsioned.The version of SDK and...
