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,
We are trying to communicate to this board ( www.adafruit.com/.../1697 ) that has nRF8001 at its core.
Unfortunately, our TX is only able to output BLE 4.2
...
I'm running on nRF51822, SDK 8 (not totally sure, I inherited the project), SD130 and mbed.
I've tried and failed with my own code to use pstorage.
I'm now trying a...
Hi. I'm using nRF51822AC, SDK12.2.0, S130.
The size of "s130_nrf51_2.0.1_softdevice.hex" in SDK is almost 300KB.
But chip's flash mem size is just 256KB. It's bigger than...
How is it used? And why to use it?
static nrf_saadc_value_t m_buffer_pool[2][SAMPLES_IN_BUFFER];
instead of
static nrf_saadc_value_t m_buffer[SAMPLES_IN_BUFFER];
Hi team,
we are doing project called indoor navigation using beacons.To get the good RSSI signal strength,in which position should i need to place the beacon. Can any one...
Hello,
I tried to flash an application to the nRF52832. First I flashed the softdevice, after that I flashed the bootloader and next the application.
The application...
We were doing various tests using PCA10040.
Then suddenly I can not connect to the PCA10040 board.
In the boot loader mode of PCA10040 board, connection is made.
What is...
Hi, I use the nRF52832 board (PCA10040 v1.1).
Before creating a custom PCB that uses nRF52832-QFAA, I chose
Q22FA12800025 FA-128 32 MHZ 8.0PF (load cap = 8pF)
and ...
This should not be a sudden my PCA10040.
Jlink are probably going to have failed.
It does not appear in the USB Jlink to appear as Atmel.
Is there a way to recover...
I am doing a project about nrf51822 smart beacon kit and a person has give me this link: infocenter.nordicsemi.com/index.jsp
to download the firmware and hardware files...
Hello,
I develop a BLE central device based on nRF52 (with the newest connectivity firmware and SoftDevice with API v3) and the pc-ble-driver in version 2.0.
Since my...
Hello Everyone,
I am working on nRF51 I need to save data with timestamp (current date and time).
Is there any example code is available so I can set current time and...
Hello,
Recently read about FIDO’s U2F authentication protocol for NFC and Bluetooth smart.
https://fidoalliance.org/fido-alliance-equips-u2f-for-mobile-and-wireless-applications...
