Hello, We want to build our own custom protocol because the features we need are not available from existing protocols like BLE or Zigbee etc. But it is beyond our reach to...
Hi everybody I'm using nRF Connect SDK 2.6.1. I have my own board based on nRF52840 SoC. I made an overlay file of nRF52840DK and changed its UART TX/RX settings according...
Dear Nordic Semiconductor Team,
I am interested in obtaining the datasheet for the nRF54H20 chip. Additionally, I would like to inquire if it is possible to implement Classic...
I am running CoAP client with DTLS enabled on an nRF9161dk.
I poll socket using this code:
I am able to receive data (POLLIN), but when server closes session and sends...
I am trying to measure the battery voltage on my custom board which is based on the nRF52832 device. I am using nRF Connect SDK 2.7.0 in VS Code. The dts file for this custom...
We are able to update the firmware of our nRF device over BLE using the nRF Connect mobile app.
However we're looking for a solution to replace the nRF Connect app with...
Hi,
I've an HardFault, the program crash to the HardFault service routine at this row of the twi_hw_master.c:
--> NRF_PPI->CH[0].EEP = (uint32_t)&NRF_TWI1->EVENTS_BB;...
Hello, I am doing some dev on the NRF51822 with a Cortex MO manager. I have trouble on the MISO pin, and I am wondering if I have to drive this MISO pin by any kind of pull...
I've read in several other posts that it's possible to send up to 20 bytes per notification packet using sd_ble_gatts_hvx(). I've also read that we should not edit the file...
Hi,
In the step 3 of the "nRF51822_Development_Kit_User_Guide_v1.4" (page 11) :
Select nRF51822 from the Select Target list and click Build or press F7 to compile the...
Hello
I'm developing software for beacon-type device based on NRF51822. It has no buttons or other user inputs. Our use case:
User buy beacon-device. First phone which...
I've been working with SDK 7.0.1 and it seems there are some issues with device_manager_peripheral.c.
First off it doesn't compile out of the box, the debug code is turned...
In the document nRF51822-PAN v2.4.pdf, PAN #9 says that OUTINIT doesn't work,
"Initial value for GPIOTE output after configuration is undefined"
and example workaround...
SDK 7.0.1 is intended for version 2 (G0) chips, and the future. So it can't be used with earlier versions of the chips (like C0). So it shouldn't have workarounds for C0 chips...
I have recently begun running into issues related to the SPIS module on my nRF51822 S100 v7.1. Fairly often, between 10 and 20% of the time, the interrupt does not fire when...
Hi,
I am using TIMER2, GPIOTE and PPI to implement a 6250Hz square wave at a GPIO pin. I can successfully create the square wave on the GPIO pin. However, I would like...
Hi,
I want to use nrf51822 for implementing HID keyboard and mouse.
Can the application be configured for keyboard and mouse simultaneously ?
i.e hids_init_obj.is_kb...
Hi,
I am using nRF51822 and trying to use Ticker from mBed library.
I have issues when using Ticker and PwmOut.
How is implemented the Ticker functionnality into nRF51822...
Hi,
I want to make a pulse for buzzer and led.
I find a sample source(led.c) and the Nordic SDK.
It is good enough in case posivie and negative duty is same.
I need...
Hello ,
As mentioned in another question, I would like to use the nrf51822 SPI slave peripheral to benefit from the DMA capability although I want to behave as an SPI master...