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 there,
It isn't obvious from the reference layouts on the downloads page for nRF51822-CFAC if the ground plane is supposed to create a 50 Ohm trace going into the balun...
Hello everyone, i have a task where i need to transfer 50-100kB of data from ble peripheral to a central device. I have read many posts here and i have a pretty good idea...
Hi, I work with the nrf51-ble-driver_win_0.5.0. I changed the heart-rate-collector to discover the characteristic of connected devices. Maybe I'm blind. But the ble_evt_handler...
I want to accomplish something very simple: use a timer to output a continuous square wave on a certain pin, at 30-60kHz or more. It doesn't have to be PWM or anything fancy...
Hi,
I'm working on a BLE application which use ECC.c (Elliptic Curve Crytography). The problem is Keil has found an Error:
._build\nrf52832_xxaa.axf: Error: L6218E:...
Hello Support Team,
I am developing a BLE project use of nRF52832.
My work base on SDK 12.1.0, I have research these workflow, I find that are 3 channel radio when RSSI...
HI
I'm trying to connect a heart rate sensor to nrf51822 but I cannot find a suitable sensor. Could you please recommend a heart rate sensor which nrf51822 can support...
I am using nrf52832 with softdevice s132, it use the power manage function to enter to the sleep mode.... But i cannt recognize whether it is in sleep mode or not.. Can anyone...
Hi,
I am trying to port pca20006 smart beacon kit code to pca10028.
I have attached main.c --> main.c
I am currently using following ROM and RAM configuration for pca10028...
I want to know that how to judge the Traffic block.
If there are 1 BLE and 1 android APP. It must be ok.
if the number is 2,3,4,5....n
What is the maxium n?
How to cal...
Hello,
I am using a custom board and my setup looks like this:
nrf51 chip
16KB RAM
256KB of Flash
external crystal of 32MHz
SDK12.1
Compiling on Linux...
Hello,
I am trying to read values from MPU9250, I can read them from accelerometer and gyroscope but when I try to read from magnetometer i cant get any values on UART...
I'm working with the SAADC peripheral example and I'm trying to add some code to set the ADC resolution. I've tried doing this several different ways based on what I can find...
