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...
How can i calculate the average current consumption, so i can estimate battery life.
This application uses Gazell to send data.
Peripherals used:
-UART for logging ...
Hi
I would like to connect the nRF52810 to 2 devices via UART interface by switching the Rx and TX GPIO pins by the software in realtime.
Is it possible? what is the method...
Hii
I m using Fanstel Ev board (BT840F) using nRF5248 Fimware.
i want to set maximum transmission power +8dbm in FANSTEL Ev Board but i got an error code 7 is Indicate...
Hi,guys.
In my experiment, Firstly,I creat an app_timer work every 20ms interval
APP_TIMER_INIT(APP_TIMER_PRESCALER, APP_TIMER_OP_QUEUE_SIZE, false); err_code = app_timer_create...
Hi everyone,
Recently, I used the nrf52832 learning board to learn SDK13.0.0, when I see SAADC, tell the truth, this exampe is a bit difficult for me to understand.
My...
Hi
I am trying (for the first time) to deal with flash. Hence, I started by a simple app, without BLE/SD (blinker)
The problem is that, the first API call pstorage_init...
1. Connected to nRFgo Motherboard's nRF ISP and NRF24LE1E SPI pin
[nRF ISP]
[NRF24LE1E의 SPI]
2. In nRFgo Studio, Features> 2.4 GHz is disabled
3. I want to know...
Hi everyone!
My question is for engineers of Nordic. I need to apply NRF52840 as a " beacon ". As there is no ready templates of beacons in nRF5_SDK_13.0.0-1alpha_055eef3...
How to select nrf528332 UART clock source, how to make the serial port baud rate not change with temperature?When the baud rate is 9,600, the baud rate varies greatly with...
i have a problem with ble_nus_send_string function, the BLE_NUS_MAX_DATA_LEN is 20 bytes but i need to send 1kb every second, is that possible? i tried to put ble_nus_send_string...
Hello Nordic Team,
in an application where space and cost is an issue: how cirtical do you estimate the 15nH inductor on the Output of the DCDC? (L5 in nrF51x22 ref-design...
hi
I am a beginner,i have two questions.
1、when i use the nrf52832 to read the inner temperature,i find the nrf_temp_init function is :
static __INLINE void nrf_temp_init...
Dear support team,
Can a Thread Boarder Router have Leader role? I have not seen any document which mention about it but all the Thread topology diagram have independent...
Hello,
I am not able to make the FDS work. Here is my setup
NRF51
SDK 12.3
S130 (2.0.1), i.e. s130_nrf51_2.0.1_softdevice.hex
Using peer manager as well...
We've been using bonding on our device for a while and have a lot of experience there, but we are now attempting to add "Just Works" pairing support that is a configuration...
