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...
Hi,
The program I'm testing is mainly based on the example code Martin provided in
devzone.nordicsemi.com/.../
First test was that to read sensor data (MPU6050) by...
hi. Im working with nrf8001 type c in a self-designed board and im using arduino library driver on github by nordic. my mcu is stm32 and i ported library to my mcu.
when...
I'm using nRF 52383 and need one of the GPIO pins to clock an external device with 4MHz clock.
Can any GPIO be configured as clock output or is there a specific group of...
Hi, all.
I want data read from gyro sensor through i2c, and then send it through bluetooth equipment.(PC or iPhone and so on)
My development environment is like below...
Hi everybody.
I am making a custom circuit which using external LDO with output is 2.5 volt.
Then I use this 2.5 volt as VCC_nrf for the nrf51 chip which using internal...
Has anybody used an nRF51822 (e.g. on nRF 51 dongle / Adafruit BLE Friend) as a central talking with a peripheral like the TI SensorTag? Is there a tutorial / example code...
I have been trying to pair my nRF51822 heart rate monitor device with my Windows 8 laptop. Every time it is unsuccessful and returns the message try add your device again...
Hi
Doing some testing of the nRF24L01+ with LNA PA module, i have noticed noise on the 1.2 GHz frequency, this noise seems to be larger than what is allowed if i was doing...
HI,ALL
with ' nRF51_Series_Reference_manual v3.0.pdf ' , i want to know which pins can i used for adc purpose.
in the sample code.
void adc_config(void)
{
...
Hi there,
The s132 v2.0.0 production softdevice was released recently. How can I use it with the nRF5_SDK_11.0.0-2.alpha? or I have to wait for a new SDK release? When...
I have a bluetooth service which I want to have to initialise a TWI transaction (using app_twi). I want to get the data back from the TWI transaction, but I can't figure quite...
What is the pitch and spacing of the connectors on the underside of the PCA10004 and PCA10005 modules please? Is there a diagram showing dimensions anywhere in the documentation...
@Michael Dietz
Hi Michael!
I am not sure what happened to my last question regarding the BLE example using Segger Embedded Studio. It is no longer visible in the post...
i am already use sdk10 and Eclipse gcc tool chain set-up.. but when i am programming on nrf51822. so, it's not work. also, it's working on nrf51422 QFACAB0(0x0071)..
GIVE...
Hello All,
I am trying to create multiple threads for an individual tasks. But when I am creating new thread my program is not working and it's going into some infinite...
