Dear nordic employee
my purpose is send a data the length is from 150 to 273
when my server device send data by sd_ble_gatts_hvx(the send length is fixed 10 bytes) ...
Dear nordic employee:
The service I want to find is the sound service of the thing52 thingy sound service
I tried to modify the HRT_central_client project to find the...
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!
When collecting dc1.4v with SAADC, there is an error of 100uv. SAADC is configured in differential mode, with N-terminal connected to GND and p-terminal connected...
Hi,
I've read in these forums and seen the machine instructions within the C code that nrf_delay_us (which BTW is used to do nrf_delay_ms) is implemented by executing a...
Hi team,
I would like to know the default channel used for data transmission and the frequency of the channel.
Also whether the frequency is configured in the softdevice...
What is the purpose of the external capacitors on DECA and DECN? DECA calls for 1uF and DECN calls for 0.1uF. The datasheet calls these out as "Regulator Supply Decoupling...
Hello,
sorry to border you again, but I have a problem that block me for many days. I read all nordic questions on TWI (I2C) but did not found a solution... :(
I have...
Hi,
We are designing a custom Board using nRF52840 SOC.
We are operating it in Normal mode, using an internal DCDC converter
We have used configuration 5 from the...
Hi there,
I need to transmit 33995520 bytes from nrf52 peripheral device to a Windows/Android device. Currently it takes about 13 to 14 minutes to complete the data transfer...
the flash of the nrf52832-QFAB is 256KB. the softdevice S132 is used which consumes 152KB and the compiled file of the BLE_UART only consumes 98KB (after making the changes...
Hi,
We have a product already on the market for about 2 years, based on nrf52840 and nrf52832.
The product receives data from an 'external device' via UARTE, forwards...
I received the product update notification via email. I did not see any additional details such as a PCN which documents the exact changes.
So the questions I have are:...
Hi Devzone,
I have noticed that some examples, like "ble_app_hts" that has strange flash placement like this figure:
There are 3 partitions, each is 8 bytes in top of...
Hi
I was using the MESH SDK 5.0.0 Dimming Server Example on nRF52840 DK and Dongle it worked fine so i designed a custom Board according the Designrules of Nordic. ...
Hi
I want to measure the battery power by using SAADC to measure the value of VDD,The battery to be considered is 4.2V or 3.7V lithium battery,How should the circuit be...