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...
Hi,
I'm using the nrf52 and in my application I need to sample a sensor after applying an IR pulse; the pulse length influences the sampling thus cannot be disturbed by...
I think this is a rather common problem:
I want to expose a couple of variables from my model code (members of structs) as characteristics. Is there a simple and elegant...
Hi
Question
What is the risk/chance that future revisions (>2.0.0) of S130 will be incompatible with the setting UICR.CLENR0 = 0x1C000 ?
Background
Today we would...
Hi,
I need to wait for a period of 7.5ms whilst my I2C sensor completes a measurement, I am currently using the nrf_delay_ms function however I am looking to optimise the...
Hi
I'm trying to explore the nRF52-DK kit.
I downloaded the demo : www.nordicsemi.com/.../heart_rate_demo.zip
Dragged and dropped the hex-file to the JLINK drive thats...
Hello,
I am utilizing an accelerometer sensor and communicating with it using TWI (I2C). I have both a development kit (NRF51-DK) and the Beacon (nRF51822-Beacon). I can...
Hi all:
Below is my source code for SPI master.
However, the handler is not triggered ...
Is any setting I missed?
Thanks...
void spi_event_handler(nrf_drv_spi_evt_t...
Hi,
I am using nRF51822 BLE nano with mbed IDE. I tried to set channel so that i can achieve the desired frequency for FCC testing i.e. 2402MHz,2441MHz and 2480MHz .I am...
I am looking at the ble_app_hrs_c example (with the s130 soft device on pca10028 dev board). I have set the m_scan_mode to BLE_WHITELIST_SCAN to enable whitelisting. In the...
I have implement the systick with the idea to use it for delay functions.
The systick is running normal if no BLE Events occur, but during a BLE event it seems to be stopped...
Do conditional breakpoints work in Keil uVision5? I open the Breakpoints window and see:
If I set count to any value, I application still breaks on the first pass. When...
Hi
I have problem make the examples in the SDK 11. I get at "No rule to make target"
C:\konskimo\NYII\Spec\nRF52832\nRF5_SDK_11.0.0_89a8197\examples\peripheral\blink...
Hi,
when using timeslots I cannot turn off the external crystal that causes an higher consumption.
I already read this post and tried to turn off the timer0 (using STOP...
Dear Sir,
I merget (Software Device) + (DFU bootloader) + (Application firmware) into PE280_WS.hex
And use the script <<nrfjprog.exe --program PE280_WS.hex>>
it reported...
