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...
Hi,
I'm working on a customized version of the nRF Desktop App running on an nRF5340 . In my use case, I want to connect Bluetooth HID devices (mouse and keyboard) as input...
I am getting an error of "undefined reference to `pm_state_force" .
Also, the output files, config file is not showing the command : CONFIG_PM =y
prj.conf file has : ...
How much does part number nRF51822-CFAC-R weigh? I'm building a parts database for a device our company is planning on manufacturing and I couldn't find this information in...
image description (/attachment/a49b3ec690a646f7bead02928ff0a381)(/attachment/a22b78f8886f98aac724a2b9785f9c25)(/attachment/00e9df542ed79773e83dde5fb38e46cc)Hi all,
I have...
Hello,
We need to extend both "ATT_MTU" and "Data length extension (DLE)" of the example programs "ble_app_uart" and "ble_app_uart_c" in S132 SDK 14.0.0. So could you please...
Hi,
I am using ble_app_uart_c code for central and ble_app_uart code for the peripheral. I am using around 4 characteristics in the NUS service. In the ble_nus_c_evt_handler...
Hi everyone,
We have one weird problem with loading the program to the two different variants of nrf51822 chip via nrfgo Studio. We would like to change nrf51822AA chip...
Hello,
We need to extend both "ATT_MTU" and "Data length extension (DLE)" of the example programs "app_uart" and app_uart_c" in S132 SDK 14.0.0. So could you please advise...
Hello,
I am using sdk 12.2.2 and pca10040. I am have successfully interfaced bme280 sensor with nrf52. Now I am trying to interface bmi280 with nrf52. So for that I need...
Each time we wake up our serial port we call APP_UART_FIFO_INIT because we want our buffers to be cleared when we wake the serial.
Does this also overwrite the PIN_CNF register...
Hello,
First of all I know that many questions were posted here about this topic but I am posting mine because I couldn't figure out how to solve my issue and I am looking...
I have a custom service that on a event needs to be re-initialized. The custom profile also has DFU. It seems that when I re-initialize services_init() the micro crashes on...
Hi,
I need to support two advertising protocols simultaneously Beacon and iBeacon.
This is because iOS.CoreBluetooth has a lot of limitations (there is no way to identify...
I want to know OBD-II Application scenario
ignore how to get OBD-II information from the car. assume I already get the info
generally, how often fetch the information...
Hello engineers, Recently I test the ADC function,I think the library function is so difficulty for me. So I want to use the ADC by register,but I found that ,after I start...
I am developing on a nrf52 board with a fdc2214 chip. I created 1 custom Service and 3 characteristics shown below, and the format of my UUID is 0000xxxx-1212-efde-1523-785fef13d123...
Hello, I successfully ported one provisioner and one provisionee to 2 nrf52840 experiment boards respectively, now I'm having the provisionee connected to my computer and...
