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...
My application uses a SPI LED driver, which I routed on a PCB to the most convenient pins for routing.
I have already tested my firmware on a nRF52833 DK with an Arduino...
Hello, I'm a beginner at developping nrF52832. My problem is completely similar to this one : devzone.nordicsemi.com/.../add-saadc-peripheral-and-others-to-example-project...
I am trying to measure single-phase mains voltage (240v, 50Hz) by stepping down the voltage to 200mv using a voltage divider and read it with the ADC pin of the controller...
Using NB- IOT JIO SIM in india, not connecting asset tracker Work Up to RRC Connected and stuck there. This is custom code very similar to asset tracker example. We are using...
Dear Sir.
Using the mqtt_simple project , I inserted a 1 sec timer.
Within the timer I want to use the publish routine like this
data_publish(&client,MQTT_QOS_1_AT_LEAST_ONCE...
Hello everyone, we are developing a heart hare accessory for the phone and we want to show the battery status directly on the phone. I found it can show up in the Windows...
Hi, I run nRF5 SDK 15.3.0 with SES 4.30c on a PCA10040. Yesterday I upgraded to nRF5 SDK 17.0.2 and SES 5.60. When I connected PCA10040 I got a message that something wanted...
Hi everyone,
I write a firmware to read the values from a 6-axis IMU and some force sensors. I want to sample with a frequency of 100-200Hz, to store the data in a buffer...
Hello,
I have already a Thingy:91 running and sending me data over MQTT using the mqtt_simple Sample.
Now I wantet do change the broker to one with credentials but unfortunately...
While debugging this code https://github.com/Rallare/fw-nrfconnect-nrf/blob/nrf9160_samples/samples/nrf9160/adc/src/main.c using nrf9160dk getting error "device_get_binding...
Hi,
I've recently built my own custom board (with an onboard nrf52840) and have been trying to program it with an nrf52 dev kit. To program it I've used the following forum...
Hi Team,
SDK used 17.0.2
I am able to successfully wakeup the device from systemOFF using a gpio (not from sensor). In this case it is consuming only 350 nA (300 = nRF...
