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...
This is a general question I will throw out initially, but I can get more specific if necessary. This is something I see a lot in my year or so of development with nordic...
SDK:8.1.0
Chip:51822AAHO
Hi,i use the nRF51822-PSV3.1 Schematic diagram.The chip set 4dbm tx power,
then i test the test point(C6) as follow,2402MHZ and 2426 MHZmax...
Hi,
I run the HID keyboad example, and a problem confuses me. I use the "lightblue" APP to connect the peripheral--"Nordic Keyboard", but the iphone appears a pairing box...
Hello!
I have been working recently with the PCA20006 Beacon board. The example we have tested is the ble_app_beacon that allow us to change the UUID/Major/Minor and go...
This may be a stupid question, but...
What value is BLE_GATTS_ATTR_LENS_MAX
Its mentioned a lot in the SDK, but I can't actually find a value for it actually defined...
I would like to know how to add Service Change UUID: 0x2A05 Properties: INDICATE Descriptors Client Characteristic Config UUID: 0x2902 to Generic Attribute of Nordic_HRM....
Hi - I am trying to send a signed 16bit Integer from nRF52 to iOS. Using the following characteristic reader from Nordic in the nRF Toolbox on Github (here) .
static func...
Hi there:
I found a strange phonomenon about consumption betweeen advtisement and gpio17 of 51822.
When I start ble adv while setting gpio17 to input disconnected mode with...
Hi, possibly a bit of a stupid question but here we go:
I'm developing a prototype system, which includes my own design of sensor modules that transmit their data via nrf24l01...
Hi, Nordic
I know when I program one BLE app, softdevice should be needed.
If I program esb/gazell app, softdevice is not needed.
I want to know, when I program one...
Hi, Nordic
I want to add BLE DFU service in my own app, so that the nRF52 can operate BLE DFU.
I only modify 2 places:
static void services_init(void) --> init ble_dfu_init_t...
Hi，Nordic
I am working for BLE_DFU, on SDK 12.1 and SoftDevice s132.
I checked, I should add below code in ble_dfu.c
char_md.char_props.write = 1;
Then I added...
Hi, Nordic
I check SDK13.0 bootloader_secure sample, it do not work
nrfjprog download bootloader_secure
use nRF Connect app in Android mobile phone to...
Howdy!
I have to admit that after about 2 weekes of fight i finally made some progress with NRF51. Afterall i can upload my own program to chip so it changes leds on NRF51...
