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...
I'm confused.
in other platform, i know flash stard and end adress ,alse page size ,i can read and write data directly.
But use pstorage mode as follows :
pstorage_init...
Hello,
I want to bring some data by UUID.
I know the ble_nus_init() can set UUID and I know it was set by sd_ble_uuid_vs_add().
But this way only change the UUID while...
Hello.
I loaded Soft Device and UART example on the board. Then I connected Nordic_UART through by Bluetooth.
And I want to add a virtual COM PORT on Win10. I entered...
I want to connect the nrf52 board to my nanoPI via cables/connectors, making a serial communication,
is there an example/tutorial for that?
It's worth mentioning that...
Hi,
Newbie question... I have latest SDK v11.0 and have built the ble_app_uart example (installing the s130 softdevice and app to my nrf51822. I can then power the nrf51822...
hello,
I need to calculate the battery life of cr1632. For the calculation I need to know what is:
-Average Current consumption of device? (nrf51822 Bluetooth smart...
Hi, everybody , I want to ask I open SDK12.2.0 bootloader_secure project compilation is wrong?
But there was no uECC . h file in SDK12.2.0 .Why is this?And I want to ask...
Hi
I am trying to test the LE Ping feature between two nrf52s. I am enabling the LE Ping feature from one device via:
ble_opt_t opt = {0};
opt.gap_opt.auth_payload_timeout...
Hi,
I have faced an issue during an I2C read operation. My code stuck in the infinite loop of
while (!nrf_twim_event_check(p_twim, evt_to_wait))
{
if (nrf_twim_event_check...
