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, I am having a problem changing information advertised by the Beacon while the application is running. I started with the app_ble_template example and added Information...
I have an nrf52832 dev board with me and I'm using nRF5_SDK_15.0.0_a53641a SDK version. I'm using the project " pca10040_ble " inside the " secure_bootloader " folder from...
Hello,
We are evaluating Thingy:91 for NB-IoT. We want to validate the RF transmit test and are using %XRFTEST command.
The syntax is as follows, AT%XRFTEST=1,1,3,18000...
The TWI_Scanner example is building and downloading fine (using SES) but it just prints:
"TWI scanner started."
Then nothing in terms of scanning addresses etc.
It does...
I've modified the ble-central/ble_app_rscs_c to scan for extended advertising packets.
The code works great on the nRF52 DK, but doesn't work on the dongle (nRF52840). ...
Hi everyone
I'm trying to implement the MQTT sample on my devkit but I'm a little bit lost. I never used the MQTT before, so its a little bit of a chocking to me.
From...
Hello Nordic team,
I am using SAADC in order to read values coming out of my current sense amplifier [INA180]. I am sensing the current through a fan which takes up to...
Hi,
I am trying to verify current consumption of nrf52840 DK (not any peripheral connected ) before doing that for our product.
We need to use RTC to wake up the device...
Hello,
I need some help updating NRF52840. This is my first project and I have a working application which uses Softdevice 140. I would like to update it with usb-serial...
hi all ,
zephyr bt_hci_core: HCI driver open failed (-5)
i follow this link .(open lte-m(udp) and gps between psm mode on NRF9160)
now ,i need add HCI driver to control...
Hello,
I am working on nRF52832 using SDK 15.3.0 in segger studio.
In my application I am calculate time interval of plus, In which i am given plus to the board pin...
I use:
pca10059, connectivity_4.1.1_usb_with_s140_6.1.1.hex
nrf-ble-driver-4.1.1-win_x86_32
I am trying to scan BLE advertise. I have a problem that ALL packets...
Hello,
I am using Segger and nrf52840 dk. I want to print float value in debug terminal but the value is not getting printed.
I did this-- printf("%f cm\n", temp);
in...
Hi!
I am currently trying to build the lwm2m_client. Currently I am using ncs v1.1.0-rc3.
I am using the devkit as hardware. The only thing I changed in the proj.conf...
