Hi,
I have been using nRF51822 with my Android app using Android's Bluetooth Low-Energy APIs.
In order to get more details, I am currently working on integrating the Android...
I'm looking at interfacing a typical Wheatstone bridge sensor to the nRF51822 ADC. This particular sensor only requires a mA or two for excitation and the output fits within...
When use the "nRFBeacons" app to update the info on my beacon the following happens:
Go to update tab.
Select "Connect"
Press "SW2" on beacon and see the LED begin flashing...
I am using s110 and nrf51822. I've set up up a long characteristic of 154 bytes.
Sending between 1 and 154 bytes works as expected.
Sending 155 - 160 bytes gets rejected...
Hi,
I tested the nrf beacon application, it allows only the beacons with company identifier 0x0059 (nordic's id). But i need to modify it to support all the device, how...
I use a app_timer_create() function to create a task(200ms once)
when in the task_timeout_handle() ,
I do something more than 200ms,
what will this timer going ?
Hi!
I use nrf51-pwm-library ( github.com/.../) to control brightness of LED RGB light source and it works ok till I don't want to adjust brightness slowly (dimming function...
Dear friends,
I want to measure the current of RF of BLE using PPK. However, i do not care the current of other peripheral devices, such as timers, pwm. How can i make it...
Hi,
We have nRF51822 acting as a central and another nRF51822 acting as peripheral. The peripheral advertises at 1 second advertisement interval. The peripheral and central...
Hello,
There is a characteristic with properties:
memset(&char_md, 0, sizeof(char_md));
...
attr_md.vloc = BLE_GATTS_VLOC_USER;
...
char_md.char_props.write = 0;...
Hello everyone~
BLE 4.2 secure connection is very useful for smart automobile. It's fit for many lock/unlock and rent/sharing scenes. Is there a plan for automotive grade...
How do you do
Now use E: \ Nordic \ nRF5_SDK_12 2.0 _f012efa \ examples \ peripheral \ pwm_driver \ pca10040 demo5 of routines
The program below：
Using the oscilloscope...
I used 51802 made a PCBA module for 2.4G transimit , and use 24LU1 as a usb dongle , both of them used PCB printed antenna and haven't used PA.
I want to know , in generally...
I am communicating between nRF24LU1 + and nRF24L01 +.
Are there any registers or methods for receiving sensitivity from 01+ or U1 +?
The data sheet tells us that the...
Hi community,
I custom a service and need it be filter by mobile phone. For that I need my service uuid show up in advertisement.
Search some article. And find SDK example...
Is on_ble_evt () constantly moving?
I will reset the WDT with this function.
However, it seems to stop resetting the WDT after 3 seconds from startup.
Set the WDT to...
Hallo everyone.
I'm working with the processor nRF51422 with S210 softdevice and I would like to use the HFCLK crystal oscillator for clocking another external periferal...
I am trying to work with ECC signing on the SDK 13.0.0. I can create the public key and compute the hash without errors. However, the ecdsa_sign_hash always returns the NRF_ERROR_INTERNAL...
Hello,
I realized that different SDK versions have different behavior for DFU. I'd like to add DFU feature into my heart rate application. In nordic infocenter, it's mentioned...
I am trying to pass a base64 encoded string as an argument to a CLI command over UART. It seems like the longest length command I can send is 258 bytes long. How can I pass...
