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 want to make my device automatically go to sleep mode when the power is connected. And when the device wakes up from sleep mode, it should not automatically go to sleep...
Hello, We are trying to use the debugger tool on Keil for the nRF51 DK, But we are having a really hard time to figure out how to make it work. Do you guys have a tutorial...
Hi,
I am developing my own program based on serial example. Project is based on gcc compiler under eclipse. I have preapared my own board with rigado module (nrf52832). HW...
Hi!
SDK13, nRF52.
I try to use FDS storage to flash and always get FDS_ERR_NO_SPACE_IN_FLASH.
What shold I check for normal work?
Now I have next settings:
#define...
Hello,
We are having a peculiar issue with the NRF52 and SDK 13 that I hope you might be able help with.
Having migrated from SDK 12 to SDK 13 with softdevice 4.0.2, we...
Hi,
Im having nRF52 DK and im using CLI example....i have configured through the putty by seeing this https://devzone.nordicsemi.com/f/nordic-q-a/22261/cli-autocomplete...
I implemented DFU secure ble. And implemented encryption. But now I remarked strange behavior. If make same DFU packet (.zip) and flah nRF52 than update firmware for same...
Hi,
Im running CLI program in my nRF52DK.
Im unable to connect using UART or USB as the transport layer for the CLI module but i can able to connect using RTT as the transport...
Hey!
I have some trouble service UUID then i try to use the multilink central example project on a nRF51 dongle. I want it to have contact with a peripheral with sends a...
I'm trying to get a Bluetooth interface (Bluefruit) to the Nordic BLE softdevice under NuttX. Right now it's very unstable. It will work occasionally for 90 seconds and then...
Hello,
When trying to connect to our custom board, it ends in Time out after 5 seconds.
On the board, I put the simple Nordic_Blinky example (\examples\ble_peripheral...
For the custom_ble_service_example , trying to change the service used in the example to a Bluetooth SIG service.
Original is: CUSTOM_SERVICE_UUID_BASE f364adc9-b000-4042...
Quick question: when will the nRF52840 DK available? On the nRF52840 DK page, there is a recommendation to avoid the PDK:
"The nRF52840 replaces the nRF52840 PDK which is...
