I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
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...
Hi all,
I am interfacing with an MCP25625 device using SPIM3 on the nRF9160 and I am receiving no response on the MISO line. I have verified the correct functionality of...
Sorry i post on 2 thread. I don't know how to delete this post.
So i modify and add the main link:
devzone.nordicsemi.com/.../total-discuss-tx-power-change-on-nrf52811...
I would like to understand the timeout values for wait for acknowledge on ESB protocol
Example, from the source code:
#define RX_WAIT_FOR_ACK_TIMEOUT_US_1MBPS (73) /*...
Hi,
I'm a firmware eng with an ancient history of h/w design.
We are in production with the nrf52840 but still do new designs.
This question is in reference to the 52840...
Hi, We were trying with a new n/w carrier in Canada ( Maxim ). nrf9160 is able to connect to the network, but it is not able to resolve our server URL ipv4 address. Below...
Hi,
I am testing RX mode.
And the module is sure to enable M1 (%XSYSTEMMODE: 1,0,0,0)
I use the following command, but return error.
AT%XRFTEST=1,1,2,19500,17,1,0...
Hello,
I´m writing my thesis and using the Online Power Profiler to get a estimation about current consumption in NB-IoT cases.
I would like to use the diagram from the...
Hi, I have developed zigbee stack.
I tested to connect the door lock example of Thread and Zigbee SDK 3.2.0 with ZC of SDK 4.2.0.
I checked connection with these.
So...
Hi,
We are going to use NRF52832 for a project, and planning to design our own PCB card and assemble the NRF52832 chips, purchased through Digikey or a similar distributor...
Hi everyone,
I have designed a project based on the Radio test example, in the Nordic SDK. After programming all my code on the NRF52833 DK (PCA10100), i decided to design...
Hello, I have 4 NRF51822 modules, 2 stlink programmers, and a BLE400 board, I was using the same module with the same stlink each time, but the led on the board stopped lighting...
Hi,
I am going to transmit and receive data with libuarte. I read the libuarte example, but I am not quite sure my understanding of the data transfer process is correct...
Hello
I am trying to configure the spis with the nrfx drivers. My code is as follows:
I enabled the nrfx SPIS driver and the nrfx SPIS3 instance via Segger Embedded...
Dear,
I want copy antenna design from PCA10040 for BLE. Could you please help to provide antenna's spec, such as gain, efficiency, Radiation Pattern?
Thank you.
