I saw that the app_timer uses the SWI0. Could you explain what it does and what the advantage is compared to "timer_list_handler_sched()" calling "timer_list_handler()" directly...
Hi, I used the sample code "Master Emulator->2.1.7.8226->Example code->nRFUart"
to develop a new project, and encounter some questions...
we update nRF6310...
Hello,
How many RX buffers are in S110 SoftDevice? I know there are 6 TX buffers (so you can send 6 packets per Connection Interval).
How is it on receiving?
Is it e...
My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Greetings!
I'm currently making a project that involves using UART in EasyDMA Mode (via Zephyr Async API).
I have noticed an interesting behavior when you try to receive...
I am using a nrf52840 dongle with SEGGER. I am trying to find the security mode and level of the bluetooth initially and after getting paired to another device too. My moto...
Hello. If using an nRF52840 as a coordinator, there seems to be a hard limit of 200 connected devices:
#define ZB_CONFIG_OVERALL_NETWORK_SIZE 200U
At least that's how...
Hello:
I have a problem here:
Connecting ... - Connecting via USB to probe/ programmer device 0 - Probe/ Programmer firmware: J-Link OB-nRF5340-NordicSemi compiled Apr...
Hello everyone,
I am planning to use the nRF9160 as the main microcontroller for my project. Alongside this, I need a Bluetooth module to transmit data to a mobile phone...
I'm using an nRF52840 as BLE peripheral with a custom service similar to NUS to send large data. The data is send in 4k chunks via BLE notifications to an Android phone. With...
In the nrf5340 Product Specification, the GPIO registers OUT, DIR, LATCH, DETECTMODE, DETECTMODE_SEC, and PIN_CNF[n] are all labeled as "Retained Registers". The definition...
I have had luck setting up signatures using MCUBOOT and sysbuild. However, I have not been able to encrypt the images. sysbuild.conf: SB_CONFIG_BOOTLOADER_MCUBOOT=y SB_CONFIG_BOOT_SIGNATURE_KEY_FILE...
I have a product that uses the nRF5 SDK that I do not plan to migrate to the nRF Connect SDK. My product uses ocrypto 3.0.8, which shipped with the latest version of the nRF5...
Hello,
I have an NRF9160DK board and a custom board running the SLM application that are exhibiting similar behaviour. Both boards work fine with the supplied iBasis SIM...
Here's a weird error, that started happening seemingly overnight: paths being parsed wrong on windows due to path separating backslashes being interpreted as escape sequences...
Hi,
I have done some searching and cannot find a direct answer to this. I have a gpio pin defined in a custom device in my board dts. I want to set this pin to high drive...
Is it posiible to use bt_disable on the nrf5340 board? for some reason it doesn't work, returns and error on this line:
if ( ! bt_dev . drv -> close ) {
return - ENOTSUP...
Hi all,
I need to modify the app.overlay dts overlay in mcuboot to be able to see the printout, among other small details. I was able to change them in the "C:/ncs/v2.5...
I'm switching from STM32 to nRF52840 and it's for a battery-operated device that only wakes up every few hours and only stays awake for about 10 seconds. With the STM32 (and...
