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 am trying to use SEGGER_RTT_printf with SDK12 in eclipse.
I have added the appropriate lines to the makefile and SEGGER_RTT_WriteString works fine.
My Makefile lines...
I followed this blog entry ( devzone.nordicsemi.com/.../) setup IAR to debug in monitor mode (by adding Jlink_monitor.c, jlink_monitor.h, jlink_monitor_isa_iar.s, add EnableMonMode...
Hi,
In our project we need to store data onto the internal flash memory.
The data that's stored will be transferred and modified via "BLE uart service". When I tried...
Hi guys,
I'm working on an nRF52832 chip (PCA 10040) with softdevice s132 (v3.0.0) and I'm facing with a big problem; in my project I use an spi (instance index 0) and an...
Hi,
we have the need to develop an application that needs a precise second counter over time.
Our firmware is using the S110 SoftDevice (v8.0.0) and SDK v8.0.0 to perform...
Hi!,
I'm trying to compile GitHub examples, for example this github.com/.../nrf51-ble-tutorial-service
I cloned it into nRF5_SDK_12.1.0_0d23e2a/examples/peripheral....
Hello,
I have custom board with nRF52832, and I want to have possibility to DFU over UART.
I tested example bootloader (nRF5_SDK_11.0.0\examples\dfu\bootloader\pca10040...
I am using nrf51 SDK v.12.1.
And I found NRF_LOG_INFO("BLINKY START\n");
where can I find this log?
Is this different from SEEGER_WriteString or something?
Hi
We are using "gcc compiler" to compiler our programs. To download our programs we use "nRFgo Studio" app.
From the above image, when we load SDK into the device...
Hello,
Consider this scenario:
The client successfully writes to a characteristic by the application code can't use the data sent so it would be usefull to signal the...
Hello,everyone. Now i have the board nrf52832 and i want it to enter the low-power mode but keep the the advertising. Now the measured current is 160uA, I think there should...
Dear All,
I apologize in advance if it seems that the question has been already posed but it is still unclear to me.
I have a pin (SIG_OK) and I want to read its logic value...
On the nRF51 DK there is a MM8130-2600 connector. I suppose it is used for connecting coax cable when tuning the antenna(?)
The connector is quite expensive, though. Is...
Per the name "UUID" and the very limited background knowledge that I have, it appears that a particular device can have its UUID assigned by its manaufacture, who bought the...
Hello.
I am developing a BLE application on NRF52832 using Nordic SDK11 and S132 softdevice. I use Linux PC as a BLE host device, and can pair & bond the NRF bluetooth...
