Hi
I'm attempting to read a PT-100 sensor value that is part of a voltage divider using a nRF52.
Both the reference resistor and the PT-100 is sampled while the voltage...
Hi
I have been searching the forums, but were not able to find an answer to my question.
I'm trying to sample 4 analog inputs on the nRF51-DK using the ADC hal. (SDK10...
Hi
I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
Hi
I have done several projects with the nRF905. I know the device quite well. Normally I use the CD, AM and DR interrupt pins to determine the status of the device, my current...
i made this project to try to create RSC service on arduino
developer.bluetooth.org/.../runningspeedandcadence.zip
unfortunately the server starts but i'm not able to...
Hello,
Could someone give me a hint with the following problem?
I am using two example projects (ble_app_uart_c, ble_app_hrs) to connect a central and a peripheral.
An...
I created xml file for heartrate server using bluetooth developer studio and the plugin nRF8001_Arduino (plugin nordic semiconductor for arduino)
the generated xml file...
Hi everyone, quick question.
I'm using the nrf_drv_timer library (from SDK 15.0.0_a53641a) to count the RTT between connection events packet Tx/Rx, however, I get this undeclared...
Hi
The 840 datasheet (page 90) states that the HFINT tolerance is +/-1.5% typical and +/-8% max.
Under normal operation, the HFINT is running and so if the device (like...
I was beyond excited to see all the support Nordic was providing to the mbedOS project.
All of a sudden it disappeared.
If not supporting mbed the alternatives would...
Hello,
We have an nrf51822 system where disconnecting the battery is problematic, and the sharing of the reset line between SWD and reset function has been a real source...
Hi. I'm beginner of nRF.
I want to get some data from a temperature sensor, but I don't know how to assign a pin. Also, how can I check the data ??
In Arduino, there...
Hello,
I'm attempting to include the "arm_math.h" library so that I can use the requisite DSP functions, etc. I'm getting a linker error so I'm not sure what else needs...
HI,
I am using nRF52832 and SDK 14.2 and trying to send MPU accelerometer values to android device through BLE . But when I call " mpu_init() " in main function to initiate...
Dear Sir,
I am new to Nordic. This is my first query. It is related to running Timer with softdevice. I am using TIMER1 ( as const nrf_drv_timer_t TIMER_LED = NRF_DRV_TIMER_INSTANCE...
Hi, Support team,
When I use the SPI peripheral communicate with nrf24l01+,it's no data return in m_rx_buf by using the API nrf_drv_spi_transfer(&spi,m_tx_buf,1, m_rx_buf...
Hi,
I use the FDS on our project firmware. The firmware saves some configurations to FDS at shutdown and the factory reset. At this time, sometime fds_gc() does not call...
Sometime, the timer handler is not call immediately after calling app_timer_start().
environment - nrf52840 - SDK 15 - with FreeRTOS - timer task priority is higher - timeout_ticks...
Hi,
In the nRF Mesh mobile app, when you go to the settings tab, you can hit "Reset Network", this appears to clear any previously provisioned network, and lets you start...
Hi all!
We've been time-stamping GPIO events using PPI in nRF52 , and it works* !
...but when using the SoftDevice , it apparently clashes with the PPI about 30ms after...
