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,nordics
I failed to find primary service successfully .The sdk version is 10.00 and I reffered to the example is ble_app_uart_c_s120.The pripheral is a gamepad .I can...
Hello there,
I was wondering if there's a known issues page fro SDK 14.0.0 (not alpha).
Issue #1: crypto compile error:
I ran into an issue compiling nrf_crypto.c
...
Hi everyone,
Does anyone have the beginner tutorials about BLE migrated to SDK 14?
I am specially interested in those about services and characteristics:
devzone...
what command did "nRF Connect" do, after I click "YES" ???
Im stranded in this example : “ble_app_alert_notification”
I don't know how to use "nRF Connect"
when I...
Hey Dev Zone!
I'm attempting to flash FW onto the Thingy via the nrf52840 dev board (which includes JLink). I connected P19 header on nrf52840 to P9 on the Thingy. I downloaded...
I am trying to run below 10 uA with code below while GPIO and uart are on. Sleep mode is applied (below 10 uA), and only wakes up when button is pressed (can be higher amps...
I have a micro connected to the PCA10040. I can use flow control with 5=rts, 6=tx, 7=cts, 8=rx.
Are these pins necessary or advisable for hwfc?
thanks,
Richard
Hello,
I'm having problems getting a stable channel from an Android device (LG K8) and the nRF52 development board. It is hard to tell whether which side is causing the...
I think the answer is mostly no. My application is similar to the Gazell sample projects, it does not use Softdevice. What are the steps to make my application to be compatible...
I loaded the bootloader on the device and it always advertises as DfuTarg even after loading a application that simply blinks an LED. It doesn't seem to switch to the application...
Looking to put this into our new consumer product, and working with a CE/FCC lab. They would like pre-qualification documents if any. I just need to know if they exist and...
Hello, I would like to copy ble_app_uart_c example to a seperate folder and work with that independently. I looked into the following thread and changed my include paths....
Hello
We produced and assembled our own board based on nRF52832-QFAA chip.
It works fine but we want to improve the performance. We heard at the past that we can provide...
To save energy, we want to sent connectable packets infrequently, say once every 10 secs. We also want to send some status info more frequently (once per sec) using non-connectable...
