Hi,
I was looking at integrating a speaker in my design and i have a class d amplifier that takes in an analog signal which i want to feed directly from the chip. I wondered...
Hello,
I am using SDK v2.9.1 for a Bl653 (NRF52833) and was trying to use the Nordic Academy Example for how to setup the SPI bus. The Nordic Academy example states we must...
I'm currently working on configuring the nPM1300 used in our custom board. In the product spec v1.2, it supports 2 USB compliant current limits, IBUS at 100mA and IBUS at...
Hi,
I am currently trying to enable the GPIO output interrupt functionality on my nPM1300ek with an STM32. However, I am unable to get it work correctly(I was only able...
Hi,
What is the lowest possible current consumption for nrf52840 dongle dev board with zigbee ?
I'm using this for development and i'm getting 20-30uA in idle. Is it possible...
Hello, I am working on incorporating flash logging into an application that has a GRTC-driven EGU interrupt (capture/compare event). Here is where I am setting up the EGU...
We are experiencing some ESB link failures on the receiver end of our system: nrf54L15. After minutes to hours of use the receiver will stop getting data (we know the transmitter...
hello,
I want to connect Arduino shield with heart-rate sensor to my nRF 51 DK board.
then i have to receive sensor data continually from the sensor.
my plan is transferring...
Hello there,
I'm currently using nrf52832 with s132 and sdk 0.9.2, based on the 'ble_app_uart' example and keil5. I'm concerned about the current consumption because in...
I am working on nrf52 DK board with eclipse gcc + nRF52 SDK 0.9.2. I found the experimental nfc project but it does not include the gcc make file. I would like to ask:
...
Is there any nRF51 SDK example that used OOB authentication? I'll not have any I/0 or display on peripheral side, and my central will be a mobile app, with connection to internet...
Hi,
Need to know the largest amount of power consumption that the Nordic (nrf52) can consume during the highest power bluetooth mode?
Also, what is the largest power...
I am working with the nRF51822 chip and the S110 softdevice on a device that uses an accelerometer to wake up. Battery life is a concern, so we have developed the device so...
Hello, I am encountering with problems with sending 20 bytes of data.
My initial code worked using two timer and I successfully displayed it on an android phone but I wanted...
hello there i want to add battery status in my advertisement packet.is adc required for battery level? can you give me links for adding battery status in advertisement packet...
Hi,
I need to implement 51822 drirver, is there some demo for that. By now I don't decide wich oled to use, and I don't know how many type of OLED at all. I wish a oled...
Where can I get a copy of the nRF52 Reference Manual?
The nRF51 Reference Manual is here:
www.nordicsemi.com/.../nRF51_Series_Reference_manual v3.0.pdf
Where can I...
i am programming nrf-51 dk's program.
i have to get data from sensor, so i am studying example code which is twi_sensor.
i don't know well these function.
nrf_drv_twi_tx...
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I am looking for a detailed description of the Memory Protection Unit for the nRF51822 as described at a high level in nRF51822_PS v3.1.pdf.
I know...
Dears,
I have tried the example code of PWM function at nRF52 DK(PCA10040).
It worked with a 2V DC level. Is there any mistakes or something wrong? Why a DC level...
I use the SDK v11.0 alpha, the S130 with my USB-dongle(NRF51422).
I use the low_power_pwm to initialize 4 different PWMs. I used the Example low_power_pwm_s130_pca10031...