Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
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...
Hello Nordic Community,
In order to measure battery voltage, I am using ADC with the code implemented as below:
In this, there is a while loop used to wait for ADC to...
We are developing an IoT device communicating via LTE to AWS IoT Hub using authentication by client certificate. For that, we are powering on the modem, do a mqtt_connect...
I am on nrfConnect v3.6 trying to build an SPI test using the command line (west)
I get this error:
```
error: SPI_3_NRF_SPIM (defined at drivers/spi/Kconfig.nrfx:133...
Hello,
I have imported a blinky project in SEGGER. I have added one user library to the project. Now I want to use this library in the main. c.
But I am not able to include...
So what I understand from the lesson over here is that we have couple of timers available to us and each timer comprise of multiple compare/capture register which can be used...
I need to implement using OTA to upgrade the thread.I followed Thread Tutorial: Practical guide for device upgrade OTA provided to complete the upgrade process,but it didn...
Dear Member,
I want to calculate distance I have traveled,
I saw variables as
#define WHEEL_CIRCUMFERENCE 2070 /**< Bike wheel circumference [mm] */
static uint32_t...
Hi,
I've followed the instructions to apply the free Nordic license for SES but it doesn't seem to like the MAC address. You can see from the attached images that the MAC...
Hi
My device is a medical device, we are now beginning verification. One of the items on the spec requires verification that 128bit AES is used during post-bond comms with...
Hello,
I have developed a small sensor which consists of MAX30101 HR sensor and nRF52832. For the research purpose I created an app as well which shows the raw data sent...
Hi,
I am selecting a Bluetooth IC based on the availability of true randomness in it and the nRF52832 is in the list.
"The Random number generator (RNG) generates true...
Hi,
I want to run a mesh application. Can you please tell me the most preferred ide for running mesh examples.
1.segger ide
2.keil ide
Kindly tell me which one is...
Hi,
I'm evaluating the nRF52840 using the DK. I find that the hfxtal in the 52840DK is GSX-223, which is not included in the data sheets characterization of HFXTAL ramp...
Hi, I'm developing a wearable fitness device. The device collects accelerometer-gyro data and sends it to the mobile application. Initial developments are good, I created...
I'm using the <TWI Scanner> example. I use an oscilloscope to measure the signal of SCL (see image)
According to the datasheet, I'm connecting a 4.7K resistor to connect...
