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 am using Jlink board, when connected to my pc, I can't select nRF5x programming.
Version I am using is 1.20.0.2. I tried the uninstalling everything and installing....
Good afternoon,
I am debugging the nRF9160 in a product, and what we are noticing is that the socket "poll" events do not appear to be generated when the system is in...
If you look at the circuit of the PCA10040, it uses a 32Mhz 12pF crystal.
C1 and C2 of the crystal are 12 pF.
However, you say to use this formula: C1 = C_L * 2 - 4pF...
I am testing the current consumption of SIM cards with PPK2.
When PPK2 is connected to VCC ( voltage 1.8 v or 3 v ), the PPK2 can display the current properly ( around 9...
I am attempting to store a pre-generated key in the psa key store using the psa API. I have taken the nrf->samples->crypto->hmac and nrf->samples->crypto->persistent_key_usage...
Hi,
I am working on a setup where nRF5340 uses W5500 Ethernet IC and communicate MQTT over TLS. The actual setup for now is nrf5340dk + w5500 ethernet shield.
I am working...
We found one charging issue on nPM1100, after we assemble the battery to the PCBA, and then apply 5V to nPM110 (VBUS) and GND. The protection ciruit does not release, and...
Hi,
I am using nrf52840 and SDK-16.0. Our product is already in the market.
we added some extra features now. after adding this we are not getting application timer call...
I am facing heap memory issues in my code. I am using dynamic memory allocation for saving microphone data into sd card. Along with this I am using wifi also.
CONFIG_HEAP_MEM_POOL_SIZE...
I am working on a project where my hardware includes an array of LEDs. I want to run an LED pattern on the array during the DFU process. I have tried to find a solution for...
Hi,
I need to provide a clock signal of 4.9152 MHz to an external ADC.
Can the NORA-B106 module (that integrate a nRF5340) supply that signal by the Application Core M33...
I am developing a simple ble peripheral device that will measure temperature and humidity. For the most
part, it's working but I can't get the behavior I expect when enabling...
I am looking to program the nRF52840 development board to get data from the mpu6050 sensor. I want to use bare metal code for the same. Is there any available code or sources...
I tried to use mcumgr to write and read files to the littlefs of 9160. According to the instructions, I will enter mcumgr conn add acm0 type="serial" connstring="dev=/dev...