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!
I'm having some problems with Keil. It does not seem to have the board (52DK / nRF52832) installed. I've installed Keil 5.25, and in the pack installer I've added...
Hi to all,
i am developing a device with nrf51822 soc, i want to read some data from flash storage of nrf51822 then forward it on ble, i implemented a code for this job...
hi,
I used nRF52932QFAA ,SDK14.2 uart bootloader.it works well with softdevice loader 5.0.0.But when I download my app(without softdevice),it cannot work.
Flash composed...
Hi!
I am using SDK15. I am developing application which is mainly based on ble_app_uart (with NUS) service. NUS service consists of two characteristics: - RX Characteristic...
What Bluetooth SIG fees are required for a product that includes the Nordic nRF52840 chip?
What about for a product that includes a 3rd-party Bluetooth module (that contains...
Using the S132 soft device on an nRF52 DK and calling the sd_flash_write function always produces the NRF_ERROR_FORBIDDEN code. The following is the line believe is causing...
Is it available indoor positioning service implementation (asset tracking etc.) or demo for nordic thingy52 modules or other NRF uC based on the BLE Mesh protocol ?
If any...
I'm planning to use the nRF52840 in a battery powered smart lock setup with multiple peripherals connected to one central using Coded PHY to increase the range. Due to the...
Hi,
In the light_switch_client_nrf52832_xxAA_s132_3_1_0 project, I have tried some ways to remove server from configured devices, but failed. Anyone know?
Here's my...
Platform: Keil, SDK13.1, nRF52832
I'm investigating series of seemingly random hangs when app_twi gets permanently stuck in app_twi.c following code snippet:
When...
I have 4 button and the app_button use gpiote module, button works OK. But nrf51822 only has 4 gpiote, so what should I do if I want to use pin interrupt for g_sensor?
This question is related to https://devzone.nordicsemi.com/f/nordic-q-a/24860/sdk14-static-service-structures
Typically in your SDK examples you put global variables for...
