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,
In looking down the road for product enhancements and migration to the 5.0 Bluetooth specification. I am interested and wondering if any discussion about chipset production...
Hi there,
one quick one:
when configured as SYSTEM RESET, Does P0.18 acts as an Input/Output? i.e. will be asserted Low by the NRF52840 while the MCU is in reset?
...
Hi all,
I'm using ble_app_multirole_lesc example to develop my application, it connect to android phone as peripheral role and now I need it to connect to another nrf52832...
If I have the J-Link RTT Viewer open and connected to my PCA10056 (viewing RTT output from an external board connected to P19) and then reprogram the board using nrfjprog...
Hello,
I am currently running into an issue with nrf51822. I am trying to write in flash a flag which defines the device I use. Indeeed, the device on which the code will...
Hello,
I want to us the nRF52 dongle with BLE and ANT communication. I downloaded SDK 15.2 and looked at the examples. I can see a lot of examples for ANT and for BLE individually...
Hi Sir
I try to write/read/earse any address with length 32.
but some bytes shows zero "0x0" when I use , it should be 0xff after erasing...
Do you know what's the problem...
SDK: 15.0, PCA10040
Hi, I am trying to add multiperipheral to Multiperipheral LBS example and I get this error .\_build\nrf52832_xxaa.axf: Error: L6218E: Undefined symbol...
Hi, I'm trying to add multiperipheral option to usbd-ble-uart example and for that I checked the example ble-app-multiperipheral and I can't find the way to do that so my...
Hi.
I have a project with usb_cdc merged with multilink_central and NUS service. It is working quite well, multiple peripherals can connect and send data to the central...
Hi,
Currently I am sounding a simple beep on and off sound with a Piezo Buzzer on the nRF52832 and using the power profiler, it is consuming approx 713.323 μA, I was wondering...
Hello!
I have a question about the slave latency: I know how it should work, I would like to know if it is normal that there are current peaks in the supply current when...
Hi,
Does anyone have a hex code that can be added to the app hex in order to get rbp for NRF52832? Or a code that can be used from Arduino IDE?
I know that it can be...
