I would like to source a compact BLE board to act as a lock controller developed with with a matching transceiver for use in a fob and an app.
It would toggle the pio and...
Ok so here is the issue. I was trying to build a simple application which is described in the tutorial for characters. After building an advertisement and understanding the...
I was working with IAR and SDK10.0 before. For some reason I have to transfer my project to Keil and SDK9.0. My program worked well for the old settings. While keeps got NRF_ERROR_SOC_NVIC_INTERRUPT_NOT_AVAILABLE...
Currently we are considering whether we should use external Flash Memory or NRF52 Internal Flash.
External Flash memory has a lot of drawback in comparsion with internal...
Suppose there are 10 BLE peripherals in a room and one BLE Central,then is there any way i can get the list of available peripherals[name or id.. etc]?
I am using NRF5182...
I am using SDK_11 s130 on nrf51-dk. When err_code is any value other than NRF_SUCCESS, APP_ERROR_CHECK(err_code) will cause nRF51-dk board to reset. How can one get APP_ERROR_CHECK...
Hello All,
I have problem with ble_app_uart which are not support DFU services.
When I am implement both services device will not advertise. and when ble_nus uninitialized...
Hi,
I have a quick question regarding isochronous data transfer. This type of transfer is still in the draft but are there any hooks in SoftDevice that would enable us to...
Hi I'm brand new to use nrf52840, but hope there is one that can help i need a counter / timestamp. If it's a counter, it still has to count even if you do something else...
Hello Everyone,
I am using Martinsbl / nrf5-mpu-examples nrf52-mpu-easydma-using-timers-and-drivers. When I tried to change the TWIM_RX_BUF_WIDTH to get the gyro data, the...
I'm totally new to Nordic solutions. I was programming a lot in assembler in 8051 era 20 years ago. Now I feel lost in that new solutions.
I have PCA10040. It is connected...
Hi everybody
I'm working on an application where I want to sample microphone data with the adc (NRF52 DK board, nRF52832) and send it over BLE to a central device. I've...
Hello, we just made a raw board with the MDBT40, which use a nrf51422 chip. I downloaded SDK version v12.3.0 (which supports nrf51) on the nordic website. With nrfGoStudio...
Hello, I am trying to use the 'nrf51-pwm-library ' on mBed with a nrf51822 on RedBearLab Nano.
I copied the nrf_pwm.h/c files and they compile, but I never get any sort...
Hello everybody ! Designing with the development board nRF52832 and SDK14.2.
My code is based on the code of the "ble_app_multilink_central" on which, I added some of the...
Hi
in pcb designing of the nrf52832 we use two oscillators one is 32 MHz and another one is 32 kHz.
can't we use both 32 kHz instead of one 32 MHz for saving power consumption...
I write the code base the nRF5_SDK_12.1.0_0d23e2a\examples\ble_peripheral\ble_app_uart
I add some button and led function in it.
and add weight measure mode with HX711,...
Hello World...
I wanna share with my new progress to implement machine learning for nRF51822. Here it is how to make it possible. after questioning to forum that using machine...
hi,
I want to know why app_timer and nrf_drv_timer conflict。App_timer is used to broadcast data。When App_timer time out ,timer1 start.
Cannot broadcast data after initializing...
Hello everyone,
I generate an interruption when an rising edge is detected on one of my I/O.
It seems that the interruption doesn't trigger correctly for an input frequency...
Hi,
(SDK 14.2, S140 V5.0-2.alpha)
I'm working on a ble project that includes to verify mac addresses.
For the Bluetooth SIG specs, when a device has a public adress...
