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...
Hello Sir,
I am designing PCB using nRF52832 SoC it is very small and operated on AA battery source.
So please recommend me for reverse battery voltage protection diode...
Hi Guys,
Me again. I was thinking someone could provide some suggestions on my understanding of the BLE connection ( porfile, GATT, characteristic,value, etc...)
I finished...
I had successfully write a structure data to fds. After which, I would like to update the same file and record key with new values of a structure. After updating, I will read...
Imagine I have developed a MESH made up of 50 Relay Nodes and I say only Relay Nodes because any of them must be able to relay and also able to initiate a message. In my application...
Hi,
I am making a GPS tracking system using NRF51822-QFAC. I am using 2 UARTs, one of the (external) GPRS IC and one for (external) RS485 communication.
The UART peripheral...
HI,
I tried to compile Thingy v2.1.0 with keil. And sereval file are missing.
Actually i work with your SDK 14.0.0, i find so many missing file, but not all.
Can...
Hi,
I am currently testing with a USB MSC example .
FATFS_QSPI is disabled because the file system is not used,
Subclass has also been modified to 0x06 -> 0xFF.
...
Hi,
I am implementing experimental_bootloader_secure_usb code example on PDK PCA10056 V0.9.2 using Sdk v14.0 and also tested with Sdk v14.2 but in both cases Windows 10...
With SD140 v6.0.0.6 having been released, will an accompanying example project that demonstrates simultaneous use of BLE and USB be released? Will this be included in the...
Dear devzone,
I am currently merging the Mesh SDK into the normal SDK to run BLE & BL mesh concurrently.
Followed multiple guides to get it working, at this moment I am...
I use nrf52832 development kit,nRF5 SDK for homekit.
Now I have read and write to UUID, want to realize how to handle the notification operation, and call what API?What are...
I enter to bootloader via my app by UART command:
err_code = sd_power_gpregret_clr(0, 0xffffffff);
APP_ERROR_CHECK(err_code);
err_code = sd_power_gpregret_set(0, 0xB1...
I know nothing about bluetooth
like ble_app_uart , uart to where?how to use this uart?
like ble_app_alert_notification, alert? beep? vibrator?
any tutorial of develop...
Hi. I am connecting to and establishing a bond between my Android phone and the nRF52832 board using the s132 SoftDevice. I'm in a situation where the Android phone has a...
Hello,
I have the following setup:
A Raspberry Pi 3 B and a nRF52840 Development Kit acting as a Border Router as described here
Another nRF52840 Development Kit...
