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...
We are developing a custom ble service and profile however having printf makes our lives that much easier so we are trying to incorporate it purely for testing purposes. ...
Hello,
I'm trying to optimize my application :
I have a central (nRF52832 s132) which communicates for a short time to a peripheral (nRF51822 s130) and then disconnect...
Hi
I'm trying to register an fds_evt_handler() in SDK 14. I have several questions:
Should I be registering fds_evt_handler() with NRF_SDH_SOC_OBSERVER or NRF_SDH_BLE_OBSERVER...
Hi!
Is there any chance to get the Altium files for the nRF24L01 refmodule with PCB antenna? I found the files but for the SMA version and I'm trying figure out the same...
Hello,
This is Milav Soni from Teq Diligent,India.
I explore the nRF52 series Chip and nRF51 series chip.
I also explore some of your BLE video.
I have one question...
Hello,
I'm using SDK 13.0.0.1 to develop my project. For driver example, such as RTC, I can't see data log while I can see the data log for BLE example, such as ble_app_uart...
Hi @ all,
We discovered a bug in the Nordic TLS API, which only appears once a secure TCP connection that makes use of certificates is to be established.
The provided...
Hello All,
I'm developing a BLE sensor based on the nRF52832 which needs to do the following:
Use an (i)Beacon for the user to find the sensor with an App on a mobile...
nRF52832 has errata about gpiote as below.
3.29 [97] GPIOTE: High current consumption in System ON Idle mode
So I want to use PORT event for gpio interrupt, but PORT...
Hi all,
I programed hex file (blinky example) to nRF51DK via nRFgo Studio, and the board could work fine (keep blinky).
However, the nRF51DK will work FAIL (LEDs are not...
Hi,
I need to monitor voltage very frequently, have access to the latest value and also to have interrupt on low limit.
But I do not want to have interrupt on EVT_DONE,...
Does anybody knows exact number of the "4 SIG fixed group addresses"?
Is it 0x00? or other?
In the SIG document, there is below chapter.
Group Addresses
A Group...
Hello Sir,
I have developed a product on nRF52832 DK kit and using S132 soft device. I want to flash this same hex file into SparkFun nRF52832 using nRF52832 DK. But i...
I'd like to use nrfjprog to read contents of QSPI external memory. (I'm using an nRF52840-QIAA on a custom PCB, based on the PDK.)
Using application firmware I am able...
