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 have migrated from SDK14.1 to SDK15.
One thing is embarrassing me.
I would like to modify the scan data as above, I do not know where I can fix it.
phy...
Hi,
I am using mbedos for a NRF42832 and am currently in the situation that I have to profile my code with gprof. Here comes the issue: the Nordic SDK uses explicit assembler...
this picture is from infocenter.nordicsemi.com/index.jsp
and this picture is from 《S132_SDS_v5.0.pdf》
in first picture the application base is 0x00020000 , in...
I've been instrumenting my Nordic app with RTT logging, which has been working great up until now. I use the deferred mode and use nrf_log_push() to queue all dynamic strings...
For the connection event collision, I have some doubts, I hope to get help in devzone
http://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.s132.sds...
Hi, everyone,
We develop BLE project including DFU bootloader.
But to use the standard bootloader "as is" it is not possible for us. Due to this problem we must make some...
On Apple platforms, It's pretty easy to end up in a situation where there is bonding information on the Nordic but that information has been deleted from the host. All you...
Hello,
I am using sd_power_system_off(); sfunction to put the MCU in sleep mode. I have to wake up events. One is NFC and the other is GPIO. Both wake up functions works...
Hello all, Nordic Team
i've a question regarding the format of the nonce used within CryptoCell Library v0.9.0.a
What i've learned so far is, that CRYS_AESCCMstar requires...
Hi
Is there any ready-to-use SDK example that demonstrates how the 2MPHY functionality is exercised on the nrf52810? We have gone through SDK15.0.0 but it appears that...
hello all,
i am developing with BLE_NUS.
i want to sent the string data on BLE using UART example.
string data length is over 300 bytes like belows.
55AA FFFF...
Hi guys
I am using SDK 13 and a nRF52, so on my application, I require a lot of RAM usage transfer small files in order of 10-30kB, is there way to see the RAM available...
i want to use the nordic nrf52840 in my new beacon design. however i dont see many others using it. i downloaded the DK files from nordic to figure out the feasibility of...
Dear Nordic Team,
Thanks for supporting. Now i want to integrate GPIOTE with BLE UART example. When i call gpio_init(); this function got error like below image.please support...
Good morning,
I am trying to get the lowest current during system OFF (no RAM retention, no wake-up sources configuration) on 52840 PDK. The spec says that the OFF current...
