Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
Hello
I am trying to implement nRF9160 with LwM2M client on smart device which will be managed by our own instance of Leshan server.
After the device is registered,...
NCS 1.4.0 SES 5.10D Board nrf5340pdk Windows 10 Pro 64bit
I am trying to use a verified and working project as a base and make changes (as opposed to making changes to the...
I'm trying to evaluate the nrf5340 using the PDK.
I want to port an nrf52(832) application to it and I'm having a lot of trouble understanding how to work with west and...
I have been working on porting the nrf Desktop Mouse to my custom hardware which includes an Adafruit_nrf52840 feather, and a PMW3360 motion sensor.
I ran the Peripheral...
Hi,
Some background, I'm writing a test firmware for the NRF52840 DK that will be used in our production line. We're programming 10 devices simultaneously with the same...
Hi,
I am using sdk11 and nrf51422 device with s130 softdevice for ble_multilink_lesc example code. How do I add DFU service in the existing code? I have added DFU service...
I need to add a time stamp to the sensor date。
But I dont known how to get the time in microseconds.
Maybe the timer in with 1Mhz can realize this,but I don't known how...
Hello,
I developed a Thread network starting off from SDK for Thread 4.1 multiprotocol example. In my application I send data over MQTT-SN with a period of 1 second (packet...
Hi,
I'm using NRF52840 device to connect to a mobile via BLE.
Sometimes, I have error 133 and disconnection.
Can I initialize my BLE in a different way (characteristics...
int main(void) { bool erase_bonds; ret_code_t err_code;
log_init();
{ // Initialize the async SVCI interface to bootloader before any interrupts are enabled. err_code...
Hi,
I am using nrf mesh 5.0 sdk and nrf 17.02 sdk for nrf5832 board and want to implement scene setup server model in the light ctl and light lc model combined. I am not...
Hi,
We are working on our new product which needs a BLE connection with a mobile phone.
Our requirements are as follow:
1) Four digital output. (It's preferred to be...
Hello,
From the ble_app_uart example I created a version where instead of the UART the incoming data over BLE is processed using the scheduler.
Processing is not much...
