Good morning,
this is Algocraft (www.algocraft.com), an high tech company whose core business is to develop, design and market a wide range of professional systems dedicated...
Hi,
We designed the circuit followed the reference circuit(QFN48), but we always failed in the 8kv ESD test.The CPU always reset while ESD testing.
The 8kv ESD power...
Does anybody got an app inventor2 "project" to communicate with the (Adafruit) Bluefruit LE UART (or SPI) ?
Note: my Android version is 4.4.2 (LE "advertising" not supported...
I've created a Secure DFU client using the multilink central example with S130 and SDK 12.2 (running on PCA10031).
There are a few issues we have trouble with.
The...
Hi,
After successfully managing to preserve our devices bonding information (and custom app context data) across DFU updates, we have a few related questions.
I should...
I would appreciate some suggestions on a good development flow to go from an Example to end application
I have nrf52832 on a custom PCB.
I tested several sdk13.0.0 examples...
If anyone will ever have this error:
When using c++ and singleton the use of operator new is not possible.
I found the solution in this post: forum.arduino.cc/index.php...
I use s130 based device as central to connect to my ios device, when connected, the central will issue a bond request, if user accept this request on ios device, the bond...
While using PPI and trying to use the first channel as a clock based PWM running on timer1 I noticed that whenever I use more than 2 PPI channels, the pin that is toggeling...
Hello!
I have multiple peripherals and multiple centrals. I'm trying to make one peripheral to connect only to one central.
I read a way to do this is by using whitelisting...
I’m attempting to use an nRF51 dongle with connectivity_115k2_with_s130_1.0.0.hex burned on to it. I’m using the dongle as a central, attempting to connect to a peripheral...
Hi, i try to add a passkey with "ble_app_uart".
I want to this thing.
If i try to use the master_pannel app to connect, peripheral require passkey.
no bonding.
...
Hi all;
I have a hardware question . How much is the discharge time of 10uF capacitor which put in the VDD pin of 51822 ?
When i use the formula of capacitor discharge...
I need to do this, A product ble and Gazell should be used. Switch bluetooth or Gazell mode by pressing the button, but ble and Gazell not used the same time.
When I switch...
condition:i am using the nrf51_adk10.0.0,and i want to enable the NRF51422 as a central role.,so a program the sd130,and i download the application into the board(ble_app_uart_c_s130_pca10028...
Hello,
I am using nRF51822 to build a product and employ 3.0V battery as power supply and system works on DCDC mode. I need RTC counter to do real time tracking. My question...
Hi,
I am developing a glucose application using nrf51822 chip.
Now i want to go for mass manufacturing.
All my devices are advertising the same name.
I want to identify...
Hi all,
I was testing with a new nRF51 Dongle recently and am finding that it disconnected from any peripheral after 15-18 seconds. Generally a little while after a Connection...
I had a PWM question ( here ). It was recommended that I install SDK 10 and use the PWM files from SDK 10. I installed and copied the PWM files from 10 to 9 and opened my...
Hi, I've compiled program from this link:
developer.mbed.org/.../
The problem is that I can't connect to my DK by nRF UART 2.0 app, probably because not every UUID is...
I am working on adding a timer in the ble_app_uart sample, aiming on disconnect with device which doesn't send any data in specific time, such as 5 seconds.
Now I have...