Hello,
I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode.
Pulses are asynchronous
The rate of pulses can...
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'm trying to conserve space in the advertising packet, and would like to free up the space used by the 128 bit (16 byte) service item list, as this takes a minimum of 18...
Hello all,
I am working on nrf51 series for mesh application so regarding Pre addressing of controller how will get to know the adresses of SOC's in mesh network?
can...
I am using the nRF51822 with the s130 softdevice, and I would like to control three RGB LED modules with three PWMs (R, G, and B). For various conditions, either one, two...
[CONDITION]
1. R1 = 1.5M, R2 = 430K
2. GAIN = 1/2
3. RESOLUTION = 10bits
4. Single End
[ISSUE DESCRIPTION]
1. If voltage is changed by 0.1V step (4.1V -> 4.0V), the...
Hello
I wanted to ask what is the correct way to use NRF_LOG_* functions along with printf (with RETARGET_ENABLED 1 ) and normal UART initialized with standard:
const...
Hi all,
I have some problem with the FDS write function.
This is some example codes for my FDS write:
// Global variables
static uint16_t fileID;
static uint16_t...
Hello, I am going over this example here:
infocenter.nordicsemi.com/index.jsp
I am a bit confused how this works. My intention is to create a slave, so a master can send...
Trying to get the BMD-200 board up and running and the blinky_pca10028.hex seems to work just fine but compiling it from source (blinky/pca10028/blank/armgcc)does not. There...
Hi I am using gcc based environment for flashing the nrf52840 SDK with BLE applications. I tried to modify one of the applications to send SPI data received from non-nordic...
I am using sdk12.3 with NRF51822 and the original ANCS project. It can successfully bond with iPhone ,but the bonding only takes place at the first time after the firmware...
Hi, I am currently trying to receive a characteristic notification using an Android device which is connected to a ble beacon with the nRF52832 microcontroller. It works fine...
I am trying to pass data to a central device by updating a characteristic. I am calling the function sd_ble_gatts_hvx(m_bcs->conn_handle, &hvx_params) after passing a hvx_params...
