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 everyone,
I am developing a ble device and cant get under 7mA.
For test i used example application. BLE Beacon example. And the hardware part is realy basic. Only...
Hi,
We need to design a network with one master and 36 devices connected, with "long range" capability, exchanging sometime messages from 100 to 4000 bytes.
The number...
I understand from forum post https://devzone.nordicsemi.com/f/nordic-q-a/19250/the-number-of-central-connections-in-s140 that S140 v5.0.0 1.alpha release supports 8 concurrent...
I understand that Nordic provides a proprietary DFU via the BLE mesh. What mechanisms are in place to ensure that all packets reach their destination, e.g. acknowledgements...
-Using SoftDevice S110 8.0.0 for the nRF51822_xxAA.
-UART0 running on 19k2 without flow control (only rx/tx) and using irq priority APP_IRQ_PRIORITY_LOW (=3)
-Using the...
I'm currently porting my code from nrf52832/S132 to nrf52810/S112 (SDK14.2).
It seems that the s112 has no support for scanning, i.e., BLE_GAP_EVT_ADV_REPORT, sd_ble_gap_scan_start...
Hi,
I am working with the 52832, writing values on the flash and I'd like to make sure that I have done it correctly, the correct values are where they should be.
Is there...
Regarding range through human body, is bluetooth 5 coming with real improvements ? Can anyone testify ? for example, for a sensor behind the torso in the middle of the line...
Hi All,
I have been busy trying to get my application programmed onto my NRF52 dongle by using the Nordic NRF52 DK board as a Segger debug/programming interface. All was...
I want to design NRF52832 with 2.5 VDD and connect to an UART IC (CP2012),
unfortunately, "CP2012" just work in minimal 3.0V.
So, here is the question,
When NRF52832...
Hi,
I have recently tested some commands from the radio test example given in the following link using a PredevKit for the nRF52840 and it was quite fine:
http://infocenter...
Hi.
I'm struggling with BLE example projects on the my custom board.
my board uses nRF52832-QFAA, 16MHz external crystal with no 32,768kHz optional RTC.
and I choose...
Hi,
I am developing software supporting LEsecure using SDK 12.3 with nRF 51822.
There is a shift to SDK 15.0 as a measure against "nWP - 031", but can not cope with nRF...
i have SDK of mesh version 2.2.0 and nrf5 SDK version 15.1 My question is what are the steps I should follow after flashing the hex file into the dongle. I am using nrf connect...
I am having some difficulty reading the NRF_GPIO->IN. Specifically I have set up one event function for three different input pins, the phase of a motor. The event is on toggle...
