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...
Hi Nordic,
nrf5 skd for mesh 5.0, nrf52832, sdk5 17.0.2
Now I am developing a product like a gateway. We just figured out that nrf52832 communicates with external device...
Hallo, hope you are having a good time.
I am using nRF SDK 17.02 and uses SES as an IDE.
Soft device S140 7.2.0
I have an application running which act as a central...
Hello,
I would like to know if it is possible to provide an example based on the lte_ble_gateway sample for writing and reading the characteristic!
I changed the example...
Hi Nordic,
nrf5 sdk 15.2.0, nrf52832.
I am testing the UARTE with the example experimental_libuarte. I changed two functions like below:
1. nrf_libuarte_tx(): m_tx_len...
Hi,
I am using vscode with nrf pulgin for development. after adding mcuboot to the project, Which hex file name to be used for programming through nrf programmer?
I call the k_msgq_get function to get a msg,however it return -11,which is not explain in document.
code:
Raw_data raw_data ;
int rr = k_msgq_get (& df_packet_msgq...
Hello,
I am working with the 9160DK and the AWS IoT sample in NRF Connect 1.8.0. The app is usually able to connect to LTE but sometimes it gets stuck and never connects...
Hi,
I am testing simple code on various project on my custom board. I have 4 Leds on custom board.
for (int i=0;i<50;i++) { nrf_gpio_cfg_output(i); }
I have LED connected...
Hi, We are attempting moving our BLE security from mitm to lesc+mitm, and have a few questions on the matter:
Is it "good practice" to change the security of the characteristics...
Hi,
I have developed a device with a smartphone controller. I can transmit and receive commands to the device using the ble_app_uart instance. I want to send data from device...
Hi Friends,
I am not yet familiar with NFC and have a question about using NFC with the nRF52.
If I understood it correctly the nRF52 is a "listening device" i.e. it cannot...
This previous case is an example of what i am trying to do.Reconfifure the radio parameters.
Using example code does not work for me. the DUT has other aspects that need...
Hi Nordic,
1.I am running (C:\ncs\v2.1.0-rc2\zephyr\samples\drivers\uart\echo_bot) but i need to change baud rate within program
2. I Can Change my baud rate using overlay...
Hi All,
I modified ble_app_uart_c code to create multiple central connections instead of single central connection.
Here I am facing problem, once my central device...
Hi all
For the nRF52832, there existed diagrams for "GPIO drive strength vs Voltage" and "Max sink current vs Voltage" in the product specification (PS V1.8, figure 25 ...
