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...
I am using a PPI to implement a READY line for my SPI slave.
PPI's EEP is set to my SPI slave's EVENT_END
PPI's TEP is set to my GPIOTE's TASK_SET to deassert my READY_n...
Hello,
My previous question is this.
I try to implement sample application with Radio Driver 1.1.0 to SDK15.0.0 ble peripheral uart example.
Symptom
For few micro...
Hi:
I am fairly new to Nordic so please excuse my ignorance. I recently took over a project which used sdk 11 and I am in the process of updating it to 15 and want to see...
Hello,
We are developing a wearable device with NRF52 as a Beacon with CR2032 coin cell battery. We need to measure current profile for the beacon and calculate corresponding...
My environment is:
SDK14.1 + SD132 V5.0 + NRF52832
2 sensors(MPU9250 + LPS22HB) 1 battery gas meter (LTC2942) are mounted on TWI ( +1mA)
SPI to spi flash. (+1mA) and...
Hi，
I use SDK is nRF5_SDK_15.0.0_a53641a
【1】In examples proprietary_rf , Here is only the example of pca10040 , So I have to download a lower version of the SDK ?
（...
Hello, I am trying to setup and use the nRF sniffer (ble-sniffer_win_1.0.1) on my NRF51DK (PCA10028) board. I followed the instructions and using nRF studio, I erased all...
Hello!
I'm currently trying to lessen the current consumption of the nrf8001.
I tried to change the connection interval, slave latency, and the timeout using ChangeTimingRequest...
Hi,
I've been using the nRF24l01+ for some time now and am quite satisfied. I'm having a new issue that I'm unable to explain and for which I would greatly appreciate some...
I have filed an issue related to HCI UART sample from zephyr running on nrf52832. I compiled the hci_uart sample successfully, but I am not able to use the UART interface...
Hello, I'm using SDK 15 and softdevice 6.0.
I use the micro as a master and I connected an i2c sensor as slave. I had put external 10 Kohm pull-ups, but I had a low level...
Hello ,
I am using SDK for mesh, I have saved .hex image file in flash.
Is there any example or any suggestion how can I run bootloader which will read data from flash...
HI:
Always error while porting,Error: L6218E: Undefined symbol app_uart_init (referred from main.o).
I added a path, and ENABLE UART_ENABLE 1 in sdk_cofig.h
Compile...
I have set up the gcc toolchain on Mac OSX to compile my BLE nRF51822 code and I tried to flash the code. Here are the 3 scenarios that I have tried (JlinkExe on Mac)
Case...
