I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
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...
I am trying to download the examples from NordicSemiconductor/nrf51-ble-tutorial-advertising
The link shows:
github.com/.../main.c
but when I click on it, or right-click...
hello,
i am uing nrf51822.now i am in trouble while running uart on nrf51822.please tell me which can i have to burn on nrf51822 for getting uart properly working.i am using...
Hi,
Is there any information on how much improvement the DCDC has over the LDO at 1.8V? I'm working on a heavily space-constrained application, and I'm trying to make a decision...
Hi, i am working on PWM Library example in which i a m configuared GPIO pin P0.25. then i am getting voltage variations 1.3 to 2.8 volts.
the problem is when i disable...
Hi,
I want to connect old nokia 3310 to NRF52 DK.
Please let me know if any one has information about it?
Based on my research old nokia phone uses M bus and F bus...
Hi,
We're working with very specific hardware which requires us to watch very closely. We're currently considering a blocking function in an ble event handler which can...
Hi all,
We are currently developing a BLE enabled sensor device. We want to use the NFC component to identify the sensor by writing a device ID to the tag.
Question...
Hi,
The comparator (COMP) in nRF52 can use three internal reference voltages (1.2, 1.8 and 2.4V). Is it possible to also output these voltages on IOs?
Best regards
...
hello there in my code,
APP_ADV_INTERVAL 64
APP_ADV_TIMEOUT_IN_SECONDS 5
using nrfsniffer i am getting 57 packets in 1 second.
i can't understand it. because APP_ADV_INTERVAL...
Hi!
I tried to some research in the forum but I would like you to assert my final decision.
My goal is to design a sensors network (at the beginning with five end-nodes...
I am working with some code from a previous provider and I found in its void bsp_event_handler(bsp_event_t event) function this code:
case BSP_EVENT_MID_PRESS:
err_code...
Not sure if this is the proper venue for a bug report:
In nrf_nvmc.h (from SDK v12.2.0)
/**
* @brief Write consecutive words to flash.
*
* @param address Address...