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...
Hello to all Nordic jedi masters!
I am using the nRF52832 along with SDK v11.0
I want to have the SAADC generate events only when the converted value is above a certain...
Hi all,
I am using a nRF52-DK board to receive data from the USB port using Serial, and transmitting it using ESB to a second board. If I use either Serial or ESB individually...
The latest rev of the product spec (1.1 when this was posted) includes a table on page 77 that indicates that the System OFF draw depends on a wakeup source (e.g. GPIO, NFC...
while i open ble sniffer , it sucessfully recognizes the nrf51822 ble nano but when i press w to open the wireshark, it shows no packets and in the interface list it shows...
Example ble_app_uart compiled in Keil 5 O.K but the resultant HEX file in the build folder is only 34K whereas the hex file in the hex folder is 335k. I followed the tutorial...
Hi Nordic team,
Very impressive demo posted on the blog zone this week! I'm trying to understand the details and sorry if I ask something what would be visible in the source...
After upgrading to iOS 10, I have been unable to successfully interact with my device using the NUS. I used to use the NUS to communication with the device and retrieve stats...
Hi, my setup is:
nRF52 DK PCA1040 v1.0.1;
Adafruit MAX9814 electret microphone amplifier;
My project concerns about:
Sampling audio from the board with...
Hi,
I fix bug in original code and managed for nRF51822_xxAB. It is bootloader for application based on SDK7.This bootloader is buttonless and application start after 60s...
Hi all,
When using GCC and Eclipse with SDK 13.0.0 to program an nRF52832 with the Serial and ESB libraries, are there any limitations as to where you can put event handlers...
if i set the attr_md.vloc = BLE_GATTS_VLOC_STACK;
how to set the attr_char_value.p_value?
attr_md.read_perm = p_rrthermomter_init->rrthermomter_attr_md.read_perm;
attr_md...
I am working on a BLE project, n i have bought nrf51822 BLE nano chip. but honestly speaking i got stuck in installation itself. i have tried the blinky, HRM examples given...
I am wanting to use pstorage for storing a few persistent variables. I am working from the multilink central example, which already is using pstorage for, I assume, saving...
I'm trying to download nrf5 sdk 11.0.0 version but I can only find version 13 and 12 in the nordicsemi.com. I really need sdk 11.0.0 because some of my sdk 11.0.0 files which...
