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,
I transmit a data packet to AP2, i wonder if it needs a sequence for resetting or not while AP2
initializing.
And, I send a packet data to AP2 by UART(AP2...
Hi Folks,
I'm experiencing a problem with the nRF8001 setup. After I send the last setup packet, I still receive:
0x03 (length), 0x84(CommandResponseEvent), 0x06(Setup...
I'm getting this error, but oddly it's coming up somewhere in the MIDDLE of my build, and not always the same point.
I have modified the HEAP size to be 0 as I don't do...
Hello !
I have just received the Evaluation Kit nRF51822-EK. I succeed to compile link and load the blinking leds example from my Linux box. I modify the example to use...
So, how do I control where my app is going when gdb pushes it to the device?
I'm using s110 6.0.0, no boot loader. How do I make sure my app is going to where the SD will...
Hello,
I'm trying to make use of the AES crypt code from the application level code.
Per devzone.nordicsemi.com/.../51822-aes-encryption-and-decryption-demo-code
...
I am planning to record some information in the flash of the nRF51822. This will occupy a large circular buffer (quite a few kb), and new data (in chunks of around a dozen...
hi,
i survey the Bluetooth again , i have some issue about the Connectable mode
Connectable mode.
i see the peripheral connectable setting :
PERIPHERAL :
...
Hi Nordic,
How many connections was S120(Central) can handle simultaneously?
Does S120(Central) can received the notifications from different peripherals...
Dear all
I notice that Gzaell could only send 32 bytes a packet. But I check register PCNF1 MAXLEN can be set over than 32 bytes.
Is there any way to increase overall...
Hello,
Is there a way to set the OOB key while using the master control panel windows software?
Edit: and if not, is there a quick method to test a peripheral's OOB...
Hello!
1)There is problem with nrf_ble_uart. On sdk 4.4 work well, but sdk 5.1 the same code is not working.
What changes were made in the sdk or maybe there is a ready...
Hi I have built a custom NRF8001 board and I'm debugging a problem.
The main microcontroller works fine (atmega32u4) but the RDYN line never goes low to start the setup...
I am starting development on the nRF51422. I noticed that for the non-ANT sample code (blinky and UART), a gcc makefile and windows batch files are provided for compilation...
