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 there,
I'm currently using the nRF UART app for iOS (v1.0.1), and I noticed it doesn't work the same as the Android app (v2). The key difference is the ability to select...
I am using external Crystal for my custom chip using nrf 51422 controller....
Just wanted to confirm is my setup for the external crystal (16 Mhz) is correct...
It is connected...
Hello,
Could someone give me a hint with the following problem?
I am using two example projects (ble_app_uart_c, ble_app_hrs) to connect a central and a peripheral.
An...
I'm using [nRF52_SDK_0.9.2] and original module. As a tool, I use the keil.
"NRF_POWER-> SYSTEMOFF = 1;" in the SDK example hrs also written, does not enter the system...
Respected SIR,
We procured nrf8002 BLE for our product. Currently we are in developing stage. We are using arm coertex M4-32bit based Teensy3.2 board as master. We havent...
I created xml file for heartrate server using bluetooth developer studio and the plugin nRF8001_Arduino (plugin nordic semiconductor for arduino)
the generated xml file...
I have nrf51822 controlling 2 I2C devices:
OLED display - SSD1306
Capacitive touch sensor - CAP1203
When in debug mode I get images on display, however when...
Hi there,
Anyone out there that can help me assemble a firmware for nRF52, consisting of UART bonded communication over peripheral mode and scanning of advertisements via...
I'm developing a product that, among other things, uses an ARM M0 and an nRF8001. I think I'm just too lost to make any sense of the documentation, and at this point I really...
I`m representing a Norwegian company that wants to etablish contact with developers that can help us develop BLE 4.0 firmware/app for ios/android. We´ve been in contact with...
So I made my own version of blinky using version 11 of the SDK with the S130 SoftDevice. This works fine and I can flash it to my dev kit (nRF51 PCA10028) with no issues....
I'm using s120 v2.1, with SDK 9, on an nRF51 with 256K ROM and 16K RAM. With s120 I only have 6K of usable RAM for my application. I am running critically low on RAM, and...
I am using a nRF51 dongle as a BLE tranciever and using UART to communicate with an 8bit AVR. I used BLE_APP_UART peripheral example and mostly just changed the pins used...
