With reference to the Thingy:91x reference design, I see that the LNA (SKY65943-11) on the GPS signal path is powered by one of the switching converters from the nPM1300:...
Hi,
I'm using cdc_acm to create two COM ports on a PC -
// USB support
& zephyr_udc0 {
cdc_acm_uart0: cdc_acm_uart0 {
compatible = "zephyr,cdc-acm-uart" ;
...
Hi,
We are having issues with this part bridging on our via-in-pads. We are using 2oz finished outer layer copper.
Do you have any footprint recommendations for 2oz copper...
Hello,
I'm looking for guidance and understanding of how to properly use the KMU and ITS for secure key storage of a key generated on device.
I see that typical ITS use...
Dear Nordic Support Team How are you? Currently we are looking into how to configure, compile and run a full-fledged NRF5340 project which should provide us with:
- Latest...
Hello,
once in a while we are experiencing ZEPHYR FATAL ERROR. It's very hard to reproduce on purpose and investigate in detail. But it looks like t->fn() somehow becomes...
Is there a known way to enable MBEDTLS_THREADING_C? I believe my application is running into MbedTLS heap corruption because multiple threads are performing crypto operations...
Hi,
I have install openocd on ubuntu. but i after running next line
openocd -f interface/stlink-v2.cfg cfg -f target/nrf51_stlink.tcl
i got these error.
Runtime...
Hi,
I'm trying to modify one of the examples (the hrs_relay) to find my custom service to identify the device uniquely. I know I need to add the 128bit uuid using and then...
I'm trying to transmit a radio signal inside time slot handler, the code is like:
switch (signal_type)
case NRF_RADIO_CALLBACK_SIGNAL_TYPE_START:
radio_configure...
I'm working with nrf52832 dev board. I used nRF Connect app for IOS but my phone run on IOS8.4.1, so i can't get it from apple appstore. Someone can help me by give version...
This system does not work if I enable the third Pipe (Pipe2) .
The system is working without any problem as one RX and two TX (Pipe0 and Pipe1).
The problem on enabling...
Hi there,
I'm using nrf51822 timer1 as the timer for some time-critical task, and I'd like to ask two questions about it:
What's the precision of Timer1 if the...
Hi
I am using nRF51822 (pca10001).I am unable to discover my device. I used the ble_app_template_s130_pca10028 as my base and added the code for gpiote handler as following...
Good day,
I tried the BLE Mesh Example located:
devzone.nordicsemi.com/.../
... and for some reason it is not working for me. I posted a comment where the example is...
Hi.
Faced with a strange situation.
Example. All look good when I read code area:
void ex1 (void)
{
uint32_t *addr_out;
uint32_t i,word;
addr_out=(uint32_t...
We've developed a custom board based on the nRF51822-QFAA and an MPU-6050 IMU. It runs on a li-pol battery and uses S110.
I've encountered a strange problem when power...
Hi,
I am working on measuring the voltage on a lithium battery (norminal 3.7V) with a voltage divider on nRF52832. The voltage divider combines a 510K and 360K resistor...
Dear Nordic Engineer,
I need to work on nRF52, my Macbook Air has OSX Yosemite 10.10.5 - I can run "make" or "nrfjprog" only if I copied libjlinkarm.dylib into the same...
We have a custom board using the ISP130301 BLE module (containing a nRF51822, 16MHz xtal, 32kHz xtal). Our apps work fine (gcc, SDK6, S110v7) except for high system on idle...
i don't see where the command queue index, m_op_queue.rp, is initialized.
when queue_process is called, the following line blows up:
fds_op_t * const p_op = &m_op_queue...
