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...
Hello Nordic team,
I am developing a proprietary radio protocol and i am using aes ccm peripheral for encryption (i am a begginer). The packets seem to be correctly encrypted...
Hi,
Can you guide as to how to set up an proxy node that participates in mesh activities as well as connects with an non mesh device (viz Mobile) from time to get data from...
I’ve been working in a small group to use the advertising extensions in BT5 to send 12 hours of temperature measurements in one advertising packets. We’ve been developing...
Hello,
I am working on ble/audio application on nrf52832. I would like to know how to compile OPUS codec (used in smart remote) so I can use it on arm cortex. For now I...
Hello,
Would it be possible to use nrf_pwr_mgmt_run() to implement a polled wait function? The nrf_delay functions execute a busy wait which is only feasible for very short...
Dear sir,
I am trying to interface MAX 30205 with NRF52832. On thec oscilloscope I am getting the signals but still I am not getting the temperature data. Herewith I am...
Hi
We want to set +8dBm on DTM with nRF52840 but it test fail.
When I set +8dBm, nRFgo Studio cannot test it due to fail in DTM code.
We tried SDK v14~ v15 version but...
It seems like I should be able to find this in docs somewhere but having trouble finding the information.
What exactly is the sdh_stack_observer and if I'm ending up in...
Hi ,
I am trying to run one_wire example provided by this links
https://gist.github.com/pabigot/46502004045eeca86612
https://github.com/pabigot/bspacm
I tried running...
Does the count field in ble_gattc_evt_char_disc_rsp_t refer to the number of characteristics in that instance of the struct for the number of characteristics on the connected...
Hi,
I was looking at nrf52832 MCU reference design and found button connection as below
I would like to ask why R16 & R17 are used and how necessary are they? I understand...
I have Segger open with solution 'ble_app_thingee_s132_pca20020' and Project 'nrf52832_xxaa_s132'. I drop down Thingee drivers and left double click drv_humid_temp.c. An error...
Hello All,
I came up with one application .. where we are planing for industrial application , my requirement is as below,
there will be two nrf52810 chips one will...
