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)...
I am new to Bluetooth 4.0 and want to use for a specific application. I intend to modify the Bluetooth 4.0 protocol and would need continuous transmission of packets. Is it...
hiii....
i am using lightblue app in i phone to connect with the advertising device...in my ble profyl i have 5 services and 5 characteristics in each... most of dem i...
I make a call to sd_ble_gatts_hvx, and get an error. The call produces an error and I end up in ble_debug_assert_handler
From ble_debug_assert_handler:
The file name is...
Hi,
I've tried to implement s120 softdevice (version 1.0.0 production ready) on NRF51822 Development Kit and run ble_app_multilink_central example from sdk 6.1.0 on it but...
My devices should be able to "see" each other and at the same time they should be able to extract some information from a received Advertising packet. After reading about...
Hi, I use s120 stack. Peripheral device sends a notification 6 in a row, but the central device receives only the first 3 notification. How to get all the notifications?
Hi,
I have 2 pins with PULL_UP in sense mode and when i use sd_power_system_off() i measure 25mA current, which is higher than when my system is on (around 10mA)!!
How...
We are using an nRF8001 with bonding. We are trying to figure out how big the dynamic data is that we need to store (since we are used a fixed-size storage in flash memory...
I just received my Beacon Kit and need a programmer/debugger but money is tight. These are the options I'm looking at:
cut the traces on my nRF51822 EK board and add...
I wrote an application that works using an Enhanced Shockburst-compatible protocol (because I need it so), using the RADIO interface.
What happens if a packet with an address...
Hi U guys
First I’m pretty new I use of bluetooth low energy, so bear with me.
It is pretty simple, I need to send a temperature each 10 sec. or whenever it has changed...
Hello. The nRF51822 Series Reference Manual says on page 38, "The SWDCLK pin
has an internal pull down resistor and the SWDIO/nRESET pin has an internal pull up resistor...
Tunning connection parameters to minimize current consumption for a fitness device transmitting data to ANT+ and BLE at 1sec intervals.
The desire is timeout after 60sec...
Hi,
We are trying to use the over-the-air bootloader in our application.
Our problem is the bootloader seems to require one first over-the-air download before it allows...
Which pins are mapped as ADC inputs for the NRF51822? I've pored over the documentation, but I can't seem to find which ADC pins (AIN0 to AIN7) correspond to which GPIO pins...