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...
I need the nrf52 as a I2C slave, so I set up a very minimal example:
which seems to work so far. the chip wakes up, receives the i2c msg and is able to send back data...
Hello,
I'm trying to do some power optimization in my project and I'm looking for information about current consumption of different peripherals. Unfortunately, the information...
Hi,
Currently I am trying to implement Watchdog functionality into my Project.
I have the followowing problem:
I use the Nordic WatchdogTimer.h and instance the class...
I am trying to implement a DCT on a nrf52840 board and have been looking at using the CMSIS DSP DCT function to achieve this. Does anyone have an example of this function...
I have 2 custom made boards.
I took the first board.
I tested low power consumption. And it WAS working.
Made multiple tests on i2c, BLE, GPIO, Flash memory... All worked...
Dear nordic,
when i try to scan in coded phy some times works but after few minutes it fails to scan(that is not capture beacons). some times it fails from starting(that...
Hello,
I have an issue about the NRF9E5 and the external EEPROM.
When I program the external EEPROM sometimes the procedure fails. When I retry the action is impossible...
Hello,
This is Jahnavi. I am having nRF 52 DK boards. I have a doubt that what will happen if we will give power supply from both coincell as well as USB cable?
Is there...
Development environment: SDK V15.2, Soft device S140 V6.1.1
Application status: unmodified, logging level changed from INFO to DEBUG, debug-flag -DDEBUG set during compilation...
Hi,
When I try to install apps in nRF Connect v2.1.0, I get the following error " Unable to install: Unable to download registry.yarnpkg.com/nrf-framework-courses . Got...
Hello !
I got bad time figuring out how we can prevent a Malicious device to corrupt our thread Network and only allow our device to connect to this mesh network.
I am...
I am trying to get the nRF52840 to interoperate with an existing product using the Telegesis ETRX357 Zigbee radio running a Zigbee 2007 PRO stack. For now, I’m using the nRF52840...
Hi,
I'm developing an application on Android based on nRF_UART apk source, but i'm having trouble in connecting to two BLE devices. Actually, i think i could manage to connect...
Hi,
I am trying to use BSP button event to take the system into sleep mode. A long push turns off IO and calls power management shutdown and the same button is configured...
Hello community!
I use the dongle PCA10059 (nrf52840) for my hardware. I already enable -DARM_MATH_CM4 and link library libarm_cortexM4lf_math.a with CMake. I can include...
