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 all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
Hello everyone,
currently I'm working on a project with an NRF51-SoC. I want to use a MEMS Oscillator as high frequency clock source this is working very well so far. But...
I have 500 nrf51822 devices, when I use Master Control panel to scan twice, the first time I can scan device A, the second time I can not scan out device A.
I google find...
Hello,
My understanding is that you can use the nRFToolBox app to upload code using OTA DFU.
But this looks cumbersome, as you have to first get the hex file on to the...
I built the ble_app_uart example app using GCC with nRF5_SDK_11.0.0_89a8197, and on testing it with the latest version of Nordic nR ToolBox (iOS) and nRFMaster Control Panel...
Hi,
I want to save settings in the memory.
In my case, the softdevice is enabled, there is no ble advertising.
I use pstorage functions.
Problem: I stored 0x12, 0x23,...
Hi,
I'm running a nRF51422QFAC and using sd_temp_get() to read the chip temperature twice / second.
I put it in a temperature chamber and swept the temperature from...
Dear members!
I followed the tutorial of the nRF8001, and tried this code: learn.adafruit.com/.../nrf-uart-in-detail
It worked for me just fine, but...
I have an...
Hi there,
I'm attempting to use the UARTE for a continuous read scenario but I am noticing there is significant delay between the STOPRX task and the ENDRX interrupt (...
Hi,
I'm trying to get a custom PCB working. I can use either the plain peripheral UART, or the ble-app-uart example projects on the NRF52-DK and they work, but they don...
I am using the nRF52 Preview kit (PCA 10036 board) and SDK 0.9.2. Up to this point, I have been able to do everything I want with TWI using the hardware driver. This time...
I tried measuring idle current for nrf51422 board and got something about 1900 uA using multimeter without resistor and with bridge SB9 cut. I know the value is too high....
Dear all:
error occured when I was programming application hex in nRFgo Studio1.20.0,just refer to "program application error.png" ,the error shows "programming failed...
I have a sensor device that needs to transmit every so many seconds. I am looking for a code example to run on nRF52-DK that will do this, sleeping inbetween transmissions...
According to the Gazell using the 1MHz spacing for each channels and the DTM using 2MHz spacing.
Then can we use the DTM channel 0 for Gazell channel 2 to test the Frequency...
