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...
I have a project that uses the nRF51822_xxAA chip with a pull-up button connected to pin 9. Using a meter, I have verified that the pin drops low (0 V) when the button is...
Hi,
I'm reading temperature and humidity from 2 sensors in my system
At some point in time during a quick and dirt check the system has been proven working fine and...
HI:
everyone!
How to make the matching and binding equipment information would be stored permanently, even after the OTA upgrade is still in;I made with examples of the...
Greetings, I tried to modify the parameter "len" to anything over 1 (byte), but it just doesn't work.
As long as it's over 1 byte, the API crashes my program. err_code shown...
Hi,
I'm using s130 as softdevice for nrf51822. I program the softdevice with the official s130 hex file. According to the hex file, there is no data at address from 0x7c0...
We're working on an application that needs ultra-short range BLE, on the order of 50cm radius or less. I've found little discussion anywhere on that topic, likely because...
I notice that the dongle has a 3.6V-5.5V input and a pin that sais 3.3V, I measured 3.3V on this pin so I was curious if I could run an IMU unit and an i2c/spi bridge requiring...
Hii all
I am trying to port the experimental/bootloader_signing project to gcc I made changes in the project accordingly, so now its working. I can able to flash application...
I connect a GPS module to nRF52 DK and connect nRF52 DK to my computer once more.
GPS module ---> nRF52 DK ---> computer. (like this)
So I want to do NMEA parsing like...
Dear All,
I am sorry but I have to ask this question here, I searched and red trough the forum, tried the suggestions, nothing works.
Basically I want to have a HID device...
I use softdevice 6.00, size is 80K Byte. I use the chip NRF51822ab,and configurat the irom start at 0x14000,size 0xC000, IRAM, start at 0x20002000,size is 0x2000 ,in keil...
Hi,
Is there a possibility to read the state of the gpiote pin? (is it high or low). Is there any function or any other way to do that?
I'm changing the gpiote pin via...
Hi,
I made a own service for a rotary dail in a peripheral(S110). This service send the speed, direction and a counter (all uint8) of de rotarydail in separate characteristics...
Hi Everyone ,
We were using nrf51822 rev1 IC for our project and now it is changed to nrf51822 rev3 . Previously we were able to detect the chip in nRfgo Studio on our...
I am looking for a device with support for the 4.2, long packets (up to 255 bytes) feature. I see that the nRF52 is a 4.2 device. But for what I understand the optional long...
