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...
Hi
I don't get a connection when I run boards from PCBWay, but it works fine with the same boards manufactured by Eurocircuit. When I comment out the statement below, boards...
I am using an nRF52DK kit, SDK V11.0.0 and SoftDevice S132 V2.0.0. I have found an advertising example on the site github.com/.../nrf51-ble-tutorial-advertising . I have modified...
Hi,
We made a custom PCB using the NRF52832. We have connected a button to P0.21 which is the reset pin. We have configured this button as input and set the preprocessor...
Hi,
I am using multiperipheral configuration. I want a characteristic to be read by only a specific peer among connected peers. How do i recognize and authorize this specific...
Hello is a starter developer
I used the nrf51822 chip on the pcb board and downloaded the example code but it did not work.
When I checked the 16mhz external crystal on...
Hi all!
I´m trying to use FDS to read and write to my nRF51 using the example from Infocenter.
The write seems to be OK and returns 0x00.
But fds_record_find() returns...
Hi everyone.
I want to add RFX2411N to extend BLE signal coverage. I also need to minimize power consumption. I used VDD_PA to control TXEN and 2 gpios control both TXEN...
Hi,
I am testing the USB CDC ACM Secure DFU Bootloader example via NRF52840.
softdeivce uses 5.0.0-2 alpha and uses SDK version 14.1.
I have a problem.
I ran Erase...
Hi,
I need to activate one pin just before the sample is taken on a saadc channel. I have settings as in saadc example.
How can I do this? Is there any event that I...
Is it possible to send more than 255 bytes on SPI when nrf52832 is used as slave. A few solutions use SPI Master with easyDMA and ArrayList to do this. Will the same solution...
Hello,
I have a question is it possible to break the nrf52832 if I try to load the application when the UART of the module is active(TX and RX pins are 1).
The softdevice...
Context :
I am using a nrf52832 to communicate via UART to a STM32 on a custom board. I've based my work on the Ble nus service example.
Main change from the DK is that...
I am playing with example app from this tutorial devzone.nordicsemi.com/.../
I can see the app only when I start debugging. If I just power up my custom board, it doesn...
nRF52, S132, SDK13.
I need flash two .hex files. One- firmware, second- data. It flashed on a factory. data- veans serial number and other personal chips info. Now I can...
We want to flash ble_peripheral over nrf52. How can we proceed?
we use the code from following link when we try compile this code in segger studio we get following errors...
