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 All,
I am starting an application using nRF51822 beacon kit.
I have some observation regarding current consumption.
1- erase entire flash and power up only, i can...
I'm trying to measure the startup time of the 32 MHz XTAL at the pins XC1 and XC2. Often a microcontroller will indicate in a register that the XTAL and internal PLL are stable...
I wanna use NFC Tag module for OOB authentication in Bluetooth Pairing. I don't wanna use heavy SDK library for it.
Just need simple function which configure NFC to transfer...
I need to achieve the "few uAmps" level of sleep current while running the latest mbed-os 5 on an nRF2832 (inside a u-blox NINA-B1 module). I'm currently seeing ~500 uA in...
Hello,
I'm writing a python script to flash batches of boards with NRF52's.
This is the part of the script that flashes the boards:
I call that function inside a for...
Hi,
I have a problem using Nrf51822 with softdevice S130 2.0.0.
It happens sometimes, not always just a few times, in an unpredictable wat that using the function sd_ble_gatts_value_get...
Hello I am developing an application with this sensor and I have this board that I recently bought, is there an example where I can do a sensor test? or if someone has tried...
I am using nrf51822, sdk 12.3.0, softdevice 2.0.1 , i am wondering what is the best practice after user changes the pairing key , should i delete pairing info on the NRF in...
Hello,
Can "mbed HRM1017" communicate with ANT+ devices? Because in the offical product page it says " Nordic nRF51822 System-on-Chip combining Bluetooth v4.1-compliant...
When my device received name change request from central, I can catch this event (for updating device name in FDS) by callback *_on_ble_evt , event ID BLE_GATTS_EVT_WRITE...
Hi,
I am trying to port my Application from SDK13.0 to 14.0.
I have completed the porting. But the code is not working.
In Service initialisation there are issues...
Hello,
I use the nRF5 SDK 11.0.0 and with it we can easily build the examples with armcc from Keil, or with gcc (arm-none-eabi-gcc) from the command line using your Makefiles...
The current configuration looks as follows:
IDE: Eclipse
Toolchain: ARMGCC
SDK: SDK5_NRF_14
DK: NRF52DK-PCA10040
I am trying to port the 'bootloader_secure_ble'...
Hi,
I've combined the secure serial and ble bootloader and using it for my custom board. I tried flashing my application hex over serial using nrfutil. I get a device programmed...
Hi,
I am working on the nrf51822 board and i am only the PAC20006 board version seems to be working on it. I am using sdk 11 and soft device version s130_nrf51_2.0.1 s suggested...
