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,
I am using "nRF Toolbox -> DFU" to change an application on my BLE module which contains; nRF52 device, SDK->v11.0.
I am using ".hex" file to load the application...
iphone5_b.psd m370_android6_b.psd long_write_error.png I using SDK11. I porting nus profile to my system and make a customer's UUID. I use Lightblue on iPhone 5 to connect...
Hi,
I would like to know, by using nRF528322 Development Board can we dump the code into another hardware like custom nRF51822 microcontroller..??
If Yes, What are the...
hi , need a urgent help on small problem but really not getting ahead bcos of it.
I'm using NRF52, SDK v11 , Software Device s132.
I'm calling sd_ble_gatts_value_set() like...
The struct type nrf_saadc_config_t is defined in ../hal/nrf_saadc.h but is not referenced anywhere else in SDK v12. Thus it is either cruft, or more likely, the function nrf_saadc_init...
Hi.
Is it possible to use SPI slave and SofDevice at the same time? I try to do device which status will be read by master uc by SPI. I'm using nRF51422(rev.3), SDK10.0...
Hi All,
I am working on nRF51822, i have questions about BLE passkey security:
1- The pass key is for GAP or GATT services?
2- The BLE have few layers of data: Profile...
Could you confirm s130 data for Segger Studio Section Placement Macros FLASH_START=0x1b000
SRAM_START=0x20002800 ? This works for sdk11, somehow goes to hard fault handler...
I have impleted s110 DFU in my products,there is not any proble.But when I transplant it to the S130,it can't work.I checked the code,I found S130's DFU is different with...
This page www.nordicsemi.com/.../nRF5-SDK-for-IoT contains a link to the iot sdk doc which in fact leads to nowhere: infocenter.nordicsemi.com/.../iot_sdk.html
My browser...
Hello,
I am having an issue with the DFU in SDK V12.
Using the secure_dfu package, and the buttonless dfu app as a template, I was able to get OTA DFU application updates...
I developed an android phone application base on the source code that was provided by nordic. Now I am trying to develop a PC version of what I made on the phone for lower...
Hi,
I am using NRF24L01+ as wireless communication medium. The NRF on PRX side interrupts MCU only once for recieved data. Although it sends ACK to NRF at PTX side. And I...
Hi,
I need to read data from MLX90615. It is a temperature sensor which follows I2C to read data. I got a sample code for this which is given below.
float receiveTemperature...
