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...
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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...
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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...
Hello,
i have a question about the range. I have a Bluetooth-Module with nRF52832. I tested it in my Office. Additional I can Change the Output power from +4 dBm to 0 dBm...
My use case involves buttonless beacons that should only be connected to by authenticated users on their mobile device (Android / iOS).
Once connected, these beacons will...
Hi,
I have Nordic NRF52 DK. What chip does it have? because there are quite many chips of NRF52 series and can you also tell me about the PCB reference design of the chip...
According to the PDM of the nRF52810 datasheet，the input of the filter is the two-channel PDM serial stream (with left channel on clock high, right channel on clock low),...
I am looking at a Bosch GLM50C and when i connect with nrf connect on IOS I can only see device information and a custom service, on android I can also see the generic access...
Hi,
I want to confirm two points in the PCB layout of nRF52:
In the data sheet and in the reference circuits section, there are no caps on pins 37 and 38 (QFN...
I made up a prototype board with BLE Nano2, connected via a JLink.
I'm using armgcc. JLink is needed to support RTT as I need the UART for another purpose.
My board file...
I'm upgrading an SDK13.1.0 project to SDK14.0.0. I'm using bonding and Peer Manager. nRF52832. Softdevice S132 5.0.0.
I no longer get any PM_EVT_PEER_DATA_UPDATE_SUCCEEDED...
Hello,
I am using nRF52832 DK, and implement my software using eclipse with ARM GCC complier sdk12.1. I have interface accelerometer sensor with this board. I have read SAADC...
Hello,
I have a brief question regarding to SPI, I have two instances of SPI, SPI0 and SPI1, I was wondering whether or not changing the value of SPIS_CSN_PIN to SPI0 would...
hello,
I use nrf51822 + S130 + SDK12.2 in my product, nrf51822 work at central + peripheral mode，and i use nrf_duf_flash module for my dfu funtion.
The problem is, i...
Hello,
I am using the Nordic NRF 51822 chip and are am wondering if full Eddystone support can be found in the latest firmware? I have read on github ( github.com/.../nrf5...
Hi,i m working in uav project with nr52 and GY-87 that contains mpu6050 and hmc8553 as sensor. i use i2clib to do connexion with twi created by jeff rowberg, then i wrote...
Hi,
I'm trying to add Openthread support to my project, which is based on ATT_MTU_Throughput example. I followed the tutorial in infocenter, but I still have some problems...
