I'm trying to implement DFU over USB through Serial Recovery, for a custom board using a nRF52840, following the nRF Connect SDK Intermediate Lesson 9: Exercise 4 – DFU over...
I have been using the nRF54L15- PDK(0.8.1) to test various examples and projects, and everything has been working fine so far. I recently switched to the nRF54L15- DK(0.9...
Hello
I'm currently mounting a LittleFS partition in the internal flash of my Nordic MCU. However, since data is saved regularly to this partition, I’m concerned that the...
Hello
I designed a custom board and now I have to put the code in the nrf52840 module (from raytac). I have been using the nrf52840dk to write my code and now I want to...
I didn ' t use an external 32 . 768 crystal , the internal NRF_SDH_CLOCK_LF_SRC 0 I used。
NRF_SDH_CLOCK_LF_SRC 0
NRF_SDH_CLOCK_LF_RC_CTIV 16
NRF_SDH_CLOCK_LF_RC_TEMP_CTIV...
Hi! I’m currently implementing a hook using mcuboot_status_change() inside MCUboot. I’m following the path defined by CONFIG_MCUBOOT_ACTION_HOOKS , and I’ve confirmed that...
Hello,
I am trying to factory reset 2 nrf52840 dongles that I had very long ago with unknow applications on the dongles. When I erased and installed the image of nrf_desktop...
Here are my 2 scenarios:
I need a radio chip that will be used to form a mesh network in dense bush with each node up to 150m apart. Is this possible?
I need the...
Hi all,
Edit 25 Dec '15: Rewrote post for better readability:
I am trying to modify the dual bank DFU bootloader example to work on our custom board that uses a nRF51822QFAA...
Dears:
I try to use nRF52_SDK_0.9.0_0c82e3e SDK pheripheral pwm example and set the channel1(led2)
duty to 0.
But i still could get the signal about 400mv with LED2...
I've developed my BLE application that is based on nRF518822 and softdevice S110 v.8.0.0.
I've defined 6 services (4 with 2 characteritics each and 2 with 1 characteristic...
Hello,
I want to add uart debug support to the BLE DFU bootloader (nRF51822, S120, custom board).
Therefor I increased the possible size of the bootloader (start 0x39800...
Good evening and a happy new year to everybody.
Now it's time to work again, and I already stumbled about a little twouble while implementing a peripheral with concurrent...
Hey guys,
I'm designing an antenna for our open source sensor beacon, RuuviTag: http://ruuvi.com
Because we're using 1/4 wavelength monopole antenna, I'm considering...
for ble, scan of central device can get the RSSI value of the advertising device, but the inquire can not.
Is it right?
what's the different between them?
Hi,
I have made custom nrf 51822 board, I don't have LFCLK crystal i.e, 32.768khz. When i run ble_hrs example code in it , current consumption of my board goes to ~150uA...
Hi
In my application I need to transfer several paires of bytes to a slave device, and it's mandatory
for CS signal to go high between pairs. (This actually means I have...
Hi
I want to know why flash memory access should be scheduled in between the protocol radio event?
is there any relation between the flash access and radio opeartion physically...
Hello,
I am developing a wearable device that utilises nRF51822. Right now, I am having a problem because when the wearable device is connected to a new phone, it needs...
Dears,
I am designing a notification application. I would like to know what if I want to support both of iOS and Android phone, which example code of ble_app_alert_notification...
im following ( devzone.nordicsemi.com/.../) step to "Setting up a project for debugging in Eclipse"
i run the debug config and click suspend
then get some problems
...
Hi guys, I just want to share my iBeacon code (over s110) developed on nrf51 dev board under ubuntu. It works fine but please feel free to improve it and share it!
I developed...
