hi dear nordic employee:
I tried to build the project ble_app_hrs_c(pca10040) by keil5
but I get an error :
._build\nrf52832_xxaa.sct(7): error: L6236E: No section...
Hi,
I am a bit confused about power consumption when using app_uart_fifo. To save power I put MCU to sleep in between each sent and received byte by using __WFE and __SEV...
Hi! I am building an android app for my project. I am using Proximity , UART and DFU from nrfToolbox app. I have 3 buttons on my home screen dedicated for each of them. I...
Dear Nordic employee:
1、 what do I have?
I have a thingy52 develop kit(nrf52832)
2、what is my purpose?
the quality of thingy52 audio demo is not good(iphone7)...
Hello Nordic,
My development environment:
SDK>> NRF51822_SDK10, SoftDevice>> S130
Example>> ble_app_uart
I am looking forward to your reply!
Thanks.
Best Regards...
Dear friends,
according to "nRFConnect_BLE_User_Guide_v2.0", to set up a local device,i should complete the following steps:
Connect a development kit or dongle to...
Hi
I have add some function call like sd_ble_enable in mesh example, I test to get
then I set the address and all sd_ble_cfg_set is ok
but when I call "sd_ble_enable...
Hello,
last week I was trying to integrate a wake-on-motion-functionality for my hardware using some interrupt-handling. While that problem is solved, I came across some...
Hello,
I would like to stream sensor data from the Bosch IMU sensor over BLE at a maximum rate. I can collect data over I2C from the sensor but would like to know if there...
Hello to all nordic jedi masters out there!
I am using nRF SDK v11.0 with the nRF52832.
I am a little bit confused about the usage/meaning of the flag argument in the...
Hi all,
I am trying to send a large stream of bytes(60kb) to an NRF52823 using bbowl . BBowl exposes the uart through a TCP socket connection using noble .
I modified...
Hi,
In the schematic presented in the topic 17.1 (dc/dc converter, image below) of the nRF8001 datasheet it isn't shown that AVDD should be connect to a power supply as...
devzone.nordicsemi.com/.../
In this blog this is written:
"Opening and closing a connection event adds a lot of overhead"
how much is the overhead and where can i...
Hello,
I am currently developing a new bt-le-program and besides my own log-messages, I wanted to enable also the log-output that is happing in the files from the Nordic...
I'm building something based on ble_app_gls. However, I only want it to be pairable when I say so (user presses a button to put it into that mode). Is there a "correct" way...
Hi,
upon connection I get these messages via RTT:
nrf_ble_gatt:DEBUG:Peer on connection 0x0 requested an ATT MTU of 185 bytes.
nrf_ble_gatt:DEBUG:Updating ATT MTU to...
I would like to know how to dampen the effect of metal surface on BLE signal . Let me give you an instance, i am installing a wireless sensor inside a metal box and this sensor...
Hi,
I'm trying to make github.com/.../nrf52-spi-i2c-master-ssd1306 to compile with GCC (linux). So far I've managed to get it compiled, but linking fails:
mkdir _build...
Hi all,
I am using NRF51822 Bluetooth, which I am interfacing with the my microcontroller UART. when I dump the code into my Nordic NRF51822 BLE then it is only advertising...
Hi all, I have an Eclipse project in which I want to transfer packets of data bidirectionally between ESB and UART. The makefile includes both nrf_esb.c and app_timer.c (needed...
I'm working on a 2.4GHz wireless microphone (2T1R) project now. I'm wondering can I use nRF24L01+ as the core of transmitter and receiver? Also can it be configured into 2T1R...
So the question would be if I would need to pair each time the device comes out of reset or are there information stored to return to direct communication without pairing...