When I was using the device as peripheral, I was wondering when the Softdevice notified BLE_GAP_EVT_SEC_PARAMS_REQUEST and BLE_EVT_SEC_INFO_REQUEST:
1, when peripheral...
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...
Dear Nordic team,
I've seen some short video from your booth at MWC 2017 last week. Could you post some photos or at least hint about the product examples you had there...
Hi,
Both examples were built failed in Keil due to exceeding 32K trial limitation. Is there any way to reduce the size? Or any suggestion?
Platform: nRF52DK
Keil uVision...
I am working on a project using a BLE Nano and Nordic sdk 8.1. When I compile my application and flash it to the device my program runs exactly how expected. If I unplug the...
I use the nrf52832.
In the beginning,I can download the code and it works well.
And suddenly,Keil told me "No Cortex-M SW Device Found",when I change a new chip it can work...
I use the nrf52832. In the beginning,I can download the code and it works well. And suddenly,Keil told me "No Cortex-M SW Device Found",when I change a new chip it can work...
Hi, i'am working on a custom board on which there is two led drive by a led driver.
The two leds are wiring to be drive by pins P0.14 and P0.15, but unfortunately these...
Hello! I am using a nRF52832 device, along with SDK 12.1.0 and S132 v3.0.0. Data is being sent data through BLE and received on an Android phone.
After some tests I noticed...
I need to have a Central device physically connected (via UART) to a sensor. Data is collected from the sensor and sent to a number of Peripheral devices which use the data...
Take a look at these screenshots. With the trigger enabled, the average current consumption is reported at 13.21uA. With the trigger disabled , the average current consumption...
Dear Nordic,
I want to know if it is possible to send asynchronous data type from a slave node to a master node (master node would be in continuous scanning mode). Reading...
Here is my problem. I want to disable uart when there is no data coming into MCU.
I used IO LotoHi event to enable uart Rx. After finish data receiving, I disable Uart.
...
I've modded the PCA10040 DK for current measurement with an ampere-meter (TTi 1604), using a program which turns an LED on and off every 5 seconds. The measured current stays...