I am trying to find out the part number of the antenna (I assume it is a PCB antenna) used in the nRF51 DK ( www.nordicsemi.com/.../nRF51-DK) . I found a lot of similar questions...
Hi.
I am using the NRF52 Development board, on Keil uVision, to implement a C program that uses Dynamic Structs. The Structs re-size themselves ( by increasing their capacity...
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...
Hi,
we are developing against the nRF52840 chip. We are interpreting the documentation as indicating that each pin can do all of GPIO, PWM, I2C and SPI. Are we reading this...
Hello,
I'm using SDK 15 and I just started to run the "ble_app_uart" example code. I'm hoping someone can help me find where the data sent from the nRF UART mobile app is...
I am using few keys that are 20 byte arrays, these are unique for each chip. Right now they are hardcoded. I don't want to recompile for each device. I want to write to these...
Hello,
What is the best way to do migration between SDK 11 to SDK 15.
There are guides for each step. Is the best way to do SDK11-SDK12 then SDK12-SDK13... ?
Thank...
Hi,
I just switched over from the nrf52840PDK to the nrf52840DK and I'm running into an issue where the DK board is not firing the NRF_USBD->EVENTCAUSE = Ready event....
Hi,
I'd like to inquire about the recommended configuration for RF conducted emissions testing for the BTLE radio on the nRF52832. As in the reference circuit provided...
I am trying to send more than 255 Bytes of data over I2C so I break it up into 255 byte transfers within a transaction.
I notice a stop/start condition is sent between I2C...
Hi,
I am trying to have two instances of SPI with the same data and clock pins but to two different devices and thus two different select pins.
I have set all the SPI_Enable...
Hi,
The nRF Connect iOS and Android apps provides detailed instructions and functionality for enabling the device boot loader via the iOS/Android] mobile apps. When running...
Hi,
I have a application where the TWI is always reading a sensor in the main task.
When the DFU requiere to reset, frequently the TWI is busy and the current frame is...
I am using nRF5_SDK_15.0.0_a53641a with a nRF52 Development kit. The board is Rev 1.2.4 (the sticker on the bag says nRF6827 and the sticker on the chip says PCA10040). I...
I am struggling to configure all of the options I desire to on the the "ATT-MTU Throughput Example". This is the version provided in the v15.0 of the SDK, with the hex file...
Hi,
I have two nrf52dk devices.
I Want to test the BLE examples which can exchange Bytes of information between each other and display over the UART.
Which examples...
Hi.
My target board has a power switch that is managed by GPIO.
First-time, a user clicks the button, the GPIO is turned on and the system wakes up.
In reset case(Firmware...
