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...
Dear Nordic Team,
Thanks for support.
I want to know the possible for voice file transfer to over BLE. I am using BR281 audio detection on semiconductor. I want do the...
I'd like to retain a few bytes after a restart from system_off. I know the GPIO state is retained, are there any other registers other than that? It looks like RTC1->CC[0...
I've been struggling for some time to get L2CAP transfer between an NRF51822 and a Linux machine using bluez.
I've successfully created a connection between the central...
Hi,
I want to understand ANT and want to begin development with ANT once I figured out how it works. After reading posts on this forum I found out that not all Softdevice...
Is there an example for using a 10 pin 2 digit 7 segment display similar the picture below?
It is common anode and actually has 10 pins (pin 2 is the DP or decimal point...
Hi,
I was wondering about that I did not found any information about dedicated pin usage.
I am using I2C/SPI and UART and did I understand it correctly that i can use...
My application has two firmwares with different offset addresses. One firmware sitting at 0x16000 and second one is at 0x25000. I want jump to the second application from...
I have an issue where after transmitting a radio package, is setting up the radio as receiver, get indication for reception (have indications for ADRESS and PAYLOAD events...
I programmed my beacons with ble_app_beacon (nordic firmware). android can locate my beacons without any problems.
I installed nrf connect app, it can find them too.
but...
Hello,
I'm using BLE, RTC and app_timer to blink a led.
I blink the led 10 times when I receive an order from BT (by means of NUS), and then by means of RTC.
uint32_t...
Hi. I'm very new to this so I hope you'll forgive me for my basic questions!
I would like to take data from multiple ANT fitness devices and send it to an iPhone application...
Hi,
I'm designing a 2 layer flex PCB with the nRF51822-CFAC WLCSP package and recommended ST BAL-NRF02D3 balun and i have chosen mono-pole antenna is a good choice,because...
