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...
In tihs video , and others this guy has done, the transmission speed of the nRF24L01 2.4G module only achieves a speed of, at best, about 300 packets per second (where a packet...
We are using nrf51822ab, s130, pca10028. After dumping the soft device the free space left is 20kB, my code size is 48kB. I am able to dump the code into device but its not...
I am following ble_peripheral example of nrf51822 SDK 8.0. I have found ble_gatts_char_md_t , ble_gatts_attr_md_t and ble_gatts_attr_t confusing. I want to know the difference...
Hi,
I'm currently using an application that needs a very speed detection of GPIO and need to use NMI on GPIOTE.
I tryed to find how can I connect my NMI to GPIOTE but...
nrf_drv_usbd_init() calls nrf_drv_clock_hfclk_request(NULL)
however nrf_drv_usbd_uninit() calls nrf_drv_clock_lfclk_release();
Is this correct?? If so why?
Hi, I have the opportunity to bid for some research funding for my project, and I'm thinking of speccing a workstation for processing video in realtime, and sensor data in...
I am trying to add the heart_rate_meas function to the ble_app_uart project.
Is this plan possible?
However, it does not go well.
Why are you concerned with this method...
Hey Guys,
im working on some sort of application transport layer for ble and have some questions to better plan what i need and what is kind of redundant.
Is it correct...
Hello everyone,
I am using nrf52832 with SDK version 11.0 for an IoT application. I am communicating with Atmel ATWINC 1500 module through SPI in order to connect to Wifi...
I'm using nrf52 with SDK version 12.0.0. I'm trying to use the FDS for my application. I used one of the existing fds example from link fds_example .
With this example...
Hello,
I am a bit lost, after concluding the application part of my project I try to approach the ble part.
I read the "Getting started with bluetooth low energy " and...
Press down PWRON1 give rise to Q2 and Q3 conduction, the 51822mcu power on and IO send a hight level to PWRON,to keep VCC_nRF.
At this time press a lot of button will not...
Is there an unsecure version of the bootloader? I'm looking for something that will take anything as an upgrade.
I figure if I'm stuck in the bootloader anything is better...
