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 get " Could not fetch memory size of target devkit: Error: Error occured when get library info. Errorcode: CouldNotOpenDevice (0x4) Lowlevel error: LOW_VOLTAGE (fffffff4...
I want to use 9 axis motion sensor and I am planning to use INVENSENSE ICM-20948 for this. I know that all the sensors can interface with I2C protocol but the problem is I...
Hello,
DK: nrf52840
SDK: 15.0.0
i want to advertise accelerometer data with BLE/Beacon
so i tried to update the adv. packet for every 10 sec but its not advertising...
BLE DFU Mcu Mgr Error: NOT_SUPPORTED (8)
I am testing the DFU via BLE and get the message "NOT_SUPPORTED (8)" Does anyone have an idea what is not supported?
I logged the following error when I connect my PCA10040 nRF52 development board. The error is: Could not fetch memory size of target devkit: Error: Error occured when get...
Hi there,
First of all; I have experience in Keil but I am new to SEGGER and Zephyr.
Rebuilding our project in Segger using the new nRF Connect SDK I am stuck at adding...
Hi,
I'm running example mqttsn_sleepy_subscriber from nRF5_SDK_for_Thread_and_Zigbee_v4.1.0_32ce5f8 on a nRF52840-DK with Paho MQTT-SN gateway on a Raspberry Pi 3 running...
I am using S132 v7.0.1 and while basic Softdevice functionality appears to work fine, I am getting an invalid address error when calling sd_ble_enable(). The pointer that...
I having issues when merging softdevice and application hex files together. If I use nrfConnect and I add the two hex files not merged ( ble_app.hex and s132_nrf52_7.2.0_softdevice...
Hi. I was wandering if there is a difference if I put the TASKS_CALIBRATEOFFSET before TASKS_START , and vise versa. However, I saw in this link: infocenter.nordicsemi.com...
Hi,
According to the documentation the maximum admissible current for the DUT in ampere mode is 1A. What happens if the current goes higher than this ? I suppose that it...
Hi,
I would like to store 180 000 bytes on the flash with fstorage. By using the example after some trouble it works. When I try to apply this example on my own program...
I've seen several questions on this forum on issues with setting up the NRF LOG, however, I am still having many issues and I can't seem to get UART logging working.
I am...
Trying to test the 1ms sample on the NRF5340DK. Loaded and ran the app without problem.. it starts with 9XXXXus. Runs with couple of drops. But when 1ms interval is started...
Hi there,
I have the following settings:
- nrf52810 on a custom board
- only the mandatory GAP service and one custom service with three characteristics, everything...
