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...
Hello all i want to do a task that is control another LED using ble_app_blinky. In the ble_app_blinky project a characteristic is used to control an onboad LED. I have connected...
After 3 days of debugging and hours on the forums trying out various things, I just wanted to post a mini quick start guide to getting low power working. Turns out that all...
Hi Guys，
I want to implement a Vendor-defined USB HID device, But encountered the following problems:
1.When the PC sends data via USB HID , the slave(52840) cannot enter...
Since SDK15.3.0 the DFU example code has changed to require signed DFU commands.The DFU that we used is base very closely on the Nordic example. In our update process we have...
Hi,
I am facing an issue with the RSSI value when my device is in connected mode.
First, in ble_evt_handler(),
in the BLE_GAP_EVT_CONNECTED case, I place the following...
Hi I am using NCS version 1.5.0 and DK version 1.0.0
If I want to build any application using nrf9160dk_nrf9160 Im getting the following error.
Traceback (most recent...
Hello, We are about to release a Firmware update for our vibration sensors and we are now testing the consumption of the new firmware. Our sensor is a nRF51822 + Accelerometer...
I'm building a BLE Peripheral device using Arduino and Adafruit's nRF8001 BLE module. I can find and connect to the BLE Peripheral using any number of iOS BLE discovery apps...
I'm using Windows 10 64 bit version. I've Nordic SDK example usbd_ble_uart_pca10056_s140 loaded onto my Embedded Studio. I compiled the code and loaded into the DK. I have...
Hello,
I try to add the pc-ble driver from Nordic to my Qt application, but my application crashes all the time without a specific error. So I need some help with the implementation...
I am running a GATT server on nRF52 and I am saving the CCCD state after bonding but does Android/iOS as a client also save the state? I only looked at the Android API side...
Hi,
I have two questions:
1) I'm making a custom board for a hobby project! Are there any limitations to running a SPI driver with a voltage high of 1.8V? It seems that...
