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 make TWI calls from an APP_TIMER event. However the TWI calls are failing. I can see that the twi message is sent on an oscilloscope, but the function never...
Hi,
I got the same error as the guy in this question: https://devzone.nordicsemi.com/f/nordic-q-a/26041/compiling-error-for-nrf51-development-dongle
I use another example...
Hi, I would like to use a nRF52 demo board, to test nRF BLE with a HX711 and screen. The nRF module is powered 3.3V but the HX711 and the screen are 5V powered. Is the bus...
Hello,
I am in the process of evaluating the '840's BLE and CryptoCell for a low power application. I am using a modified version of the ble_app_template example, with custom...
Hi guys,
I have custom MAC address that saved in the flash. I used the sd_ble_gap_address_set function to change the Mac address to my custom address.. I found out in phone...
Hello,
Is there any option in nrfjprog to force a Segger's JLink to power the target? I am able to turn the power-out feature on using JLinkExe buy I don't whether nrfjprog...
I refer to nRF52810 product specification v1.1 In all reference designs, C6 is N.C.
I would like to know why this is the case?
I would also like to know why it is included...
Hello,
I am using nRF52832 DK for my project which is to receive data from arduino and send it to a smartphone using BLE. My issue is that i make nRF52832 to enter Bootloader...
I have nRF52832 as my development kit. Currently I am testing various ble peripherals i.e Blinky , beacon etc. Now I have to test IR sensor with the Development kit .I aim...
Hello,
I used a the ble_app_template example to set up advertisements on the PCA10040 board and on our custom board. Both boards function and have good signal strength....
I build ADC example from SDK12.3.0 for nRF51822 QFAA chip from source. I used custom board and changed the pin configuration for UART logging in sdk_config.h file.
But unfortunately...
Hi All,
I am performing OTA-DFU - Generating our own packages on my nRF52DK. but when i am trying to generate zip but i am getting some error , below is the screenshot for...
The aQFN app note suggests a fully open paste stencil (opening size = pad size) for the center pad of the aQFN.
Our assembly house is suggesting a windowed paste stencil...
Hi,
I have a question about the time period being used as waiting time before sending a reliable message is retried, this until an ACK is received or the timeout is reached...
I have a Central + Peripheral running on the nRF52840 (SDK 14.2.0). I have it configured to automatically connect to 3 Peripheral connections and allow 1 Central connection...
