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...
The SysTick port for NRF52 does not support tickless idle on freeRTOS, what is the reason for this limitation? Are there any known problems behind this limitation?
I tested the code below to make the board go to sleep and wake up on each button press. When I start, it draws 30ua, but when I press the button it shoots up to 200ua (a clear...
Hi,
We are developing nrf9160 sensor based product powered by primary battery(non rechargeable). Sensor current consumption is less than 1 mA.
while trying Saft LS14500...
Hello,
How can i put out the received Adv Data on the UART? Currently I get for every advertise packet the BLE_GAP_EVT_ADV_REPORT in my ble_stack_handler. Then i wanted...
I'm using the ble_app_hrs example code and added a new custom services with multiple characteristics . conn.interval 10ms- 15ms and need to get maximum throughput so i set...
I have nRF52840 DK (board PCA10056) . Right now I flashed LED blinking program on nRF52840 DK. It is fine.
Now I want do ADC operation, so I fed some external analog signals...
Hello, I am trying to send and recieve data with the M24C32-FMN6TP 32 Kbit (4K x 8bit) eeprom. My data are arrays with 16bit values and the datasheet says it cannot write...
Hi,
I have nrf9160 dev board.
It seems to me that getaddrinfo() has memory leak. If socket is closed, and call getaddrinfo() to reopen, it returns -10 (memory) error....
i'm looking for support in desinging modules working in zigbee network with driving this network from mobile phone by bluetooth. It has to be multiprotocol system. How should...
Hi,
I was trying to load the sample example code for Assets tracker in SEGGER Embedded Studio for ARM V4.20a but i encountered with some error.
Transcript & Output:- ...
Hi everyone. I've implemented kind of simple FW updater. The purpose is to copy FW from flash (0x0 address, no MBR or SoftDevice) to RAM buffer on node1. than send this FW...
The most recent nRFConnect AppImage version (3.2.0) fails to launch on a Debian system due to chrome-sandbox file permission errors.
Steps to reproduction:
1. In a recent...
I'm using nrf52832 DK and SDK V 15.3 and SoftDevice S132 . I have created a custom services with 5 characteristics. So i want to get maximum throughput so i increased MTU...
Hi
For our semester project, we develop a box that has to reads some parameters from an oil pump system and send data to the cloud. As we wanted to make it independent of...
Hi everyone,
Im looking to put together a security solution consisting of an accelerometer and a proximity beacon. The accelerometer would be installed on gates and authorized...
