Hi,
I am sending data from Android phone in every 200 ms to nRF8001. But sometimes I found there is a 50 ms or 100 ms delay. It looks like nRF8001 spending some time in...
Hello,
I'm starting a new nRF51 project on mbed for a custom board. I wish to know what is the "cleanest" way to define pinout (what file to edit) ?
Thank you
I have enabled data ready interrupt bit and also enabled the fifo bit and also enabled gyro_fifo and accel_fifo bits in mpu6050 so that when data ready interrupt occurs the...
I will be selling various ble products. My customers can connect to and program the devices using their bluetooth smart phone or tablet.
I want them to have the option...
Hi,
I am trying to run nRF24L01+ in default configuration using simple ping-pong examples using RF24 Arduino library.
The problem is that while ping-pong is getting through...
Hi,
I want to send data from one peripheral(nRF51 DK) to multiple Android Phones. This will be a one way connection from the peripheral to the smartphones. I red on the...
Hi,
I am using SDK14.1 with nrf52832 and want to write to eeprom memory over SPI from BLE characteristic call.
My spi module works and everything was working fine until...
Hi,
I'm using a nrf52 custom board based out of the telit bluemod s42. I'm trying to port the ble_app_uart example of the SDK14 onto the custom board.
The code seems to...
hi team,
i am using nrf52840. some examples in sdk14.1. the program is compiling but i cant flash it to the device. i had compiled usbd_audio and temperature example. i got...
Hi,
I'm using SDK 13.1 and SD 4.0.5 and I add to my code the WDT example of the SDK, but the code doesn't work, and when I debug, the code is stucked in HardFault_Handler...
Can NRF52 gpiote detects pulse width nearly 250ns? We use a AFE sensor that notifies MCU it's data by sending a low to high pulse. The pulse width is about 250ns which is...
Hi all,
I'm trying to measure the transmit power of nRF51 development kit with a spectrum analyzer and I am facing the following issue:
It is specified in the user guide...
hi,
i am using nrf52840. i have downloaded code for mpu-6050 in github but it is available for nrf52832. so i made all the changes in the code to work in nrf52840. but atlast...
Now I want to access the RAM of nrf52832 with pdm digital microphone, I need to put the RAM data to the RF data buffer,is there any good way to slove the problem?
Accroding...
Hi,
I'm retreiving data from my Running Speed and Cadence BLE device to my Android smartphone. The BLE device is the Polar Stride .
The problem I have is that the data...
Hi,
So I just started programming with the SES IDE and I'd like to import some libraries from the SDK and external sources to the blinky example(for example didn't even...
Hello,
I want to transfer and particular size image from mobile phone to nrf51822 Board.
can anyone know the application which can transfer an jpeg image file from phone...
When I study the ANT example, ANT Advanced Burst, in SDK document, I see this:
The transmission rate, along with optional features such as frequency hopping, is negotiated...
dear nordic employee
when I send the data with 131 length by function sd_ble_gatts_hvx
some times it return NRF_SUCCESS，but some times It return 19error
I cannot...
Hi.
I'm in the process of migrating an application from the nRF51822 and SDK 12.2.0 to the nRF52832 and SDK 13.0.0. My code now compiles but doesn't link. Here's the make...
Hi,
I tried using ble_notification interrupt to 'warn' me before the start of radio activity so that I can get around the CPU blocking issue. But, for some reason, for 1...
