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...
Could you please let me know the current rating in between retries while transmitting.From the oscilloscope reading, that is not obvious. The documentation shows three idle...
Hi
We had some problems updating our devices with the nRF Loader App on IOS. After selecting the device in DFU mode the App hangs and aborts with a Bluetooth error after...
Has anyone been able to get the DFU over the air bootloader to work with gcc and the newest SDK (6.0)?
I have followed all the tips I can find on here to get it working...
I'm wondering if the timeslot API is planned for the s130 or if it's intended to be s110 only. If it is eventually getting added to the s130 is there a loose time frame for...
Hello,
i am using the nrf51822 with softdevice s110. In the spec i read that the contoller works as well with an external 32khz reference which i want to use. The oszillator...
hello everyone,
i use nrf51822 and i want to use one switch that wakeup the module from sleep mode. so can i connect switch to gpio of nrf51822 module. if yes than which...
I'm a newbie so bare with me. I had this code running, saved it, and started another project. I tried not to touch any of the files I had running with the example below, but...
application note nAN-034 describes two alternatives for production testing an application using the nRF51822. One method is using a commercial tester (MT8852) and the other...
I need to send data PIR motion detector sensor to the master controller in my motion detector network.
Can I get away with just one of the nrf51 chips and my PIR sensor...
We're trying to decide at what voltage we should run our nRF51822 on the next revision of our board. To date we've been doing fine at 1.8V. The current drawn on a 3.7V lithium...
hi, i made ble app including bootloader using nRF51822 (s110), sdk 6.1.0
when i use sd_nvic_SystemReset() function in app, it erase app's pstorage.
But i want to preserve...
Hi,
I use S120 as central device and I need to handle multiple connections.
However S120 works quite unclear to me.
If S120 doesn't reply to BLE_GAP_EVT_CONN_PARAM_UPDATE_REQUEST...
Hello ,
I am trying to develop an application using the S130 soft device using Keil MDK v5 Lite. I have came to know that it is not possible to generate a code size greater...
I've run into a problem using the provided spi master code.
I get the following error message from Keil
spi_master.c(381): error: #1059-D: an entity with an internal...
Hi
I want to run the ble_proximity template on micro blend (Readbear lab). But I can't make it to work. I have uploaded the code to the board and using the nRF Proximity...
