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...
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...
Developing an application on nRF52 DK board using Eclipse Neon.3 (4.6.3). When the program is run the following message is displayed in red across the bottom:
There are no...
The micro ecc works well in sdk11.0. However, after I recompile micro ecc in sd12.2, micro ecc can't work in S132 3.0.
I append micro Ecc functions to the Uart Demo in...
I am having a strange issue with the serial DFU in SDK 11, s132v2, specifically running either dfu_dual_bank_serial or dfu_single_bank_serial. My goal is to simply get the...
Hi,
I'm trying to use the GPREGRET register to save some state across resets. It seems to work as documented, but I'm getting the following error after each write operation...
Hello all,
I am working on nrf52DK BLE_UART_APP and i would like to know where the recieved data?(sent from the smartphone app / terminal) will be stored in the controller...
hi all,
I have this problem:
After enable the indication i send for indication , with a snuffer ble i recieve them. But the master control panel lost the first?
...
i want to connect the bluetooth of device (nrf51822) to my android phones bluetooth without using master control pannel.i want general bluetooth connection. can you please...
Hi,
I'm using nRF5_SDK_13.0.0_04a0bfd on nRF52840.Basing on the ble_app_multilink_central example, I want to write some data to flash to save. So I use the fstorage. After...
Hello,
in SDK 11 I was using non blocking function to check if there is data to read from UART logger called: NRF_LOG_HAS_INPUT .
I can not find any function like that...
S140, nrf52840, as long as I call sd_radio_request before calling sd_ble_gap_addr_get, the program will crash and enter a default error handler, it's not the case if the sequence...
Hello.
I notice a problem with app_uart_flush function, which is calling app_fifo_flush function and in this we have a:
uint32_t app_fifo_flush(app_fifo_t * p_fifo)...
Is it possible to enter DFU / OTA from a DWT
i.e if the code crashes, and I can't trigger DFU mode by writing to a characteristic, can the WDT jump straight to the DFU...
I met this issue on some Android devices.
GATT connection is disconnected before before service discovery finished.
The issue is reporeted in following link.
github.com...
Hello, I'm using an android device to set cccd, it worked when I was running the project on nrf514xx @s110, it no longer does on nrf52840 S140, so now I wanna make sure the...
I have reformatted the code I had added earlier.
Following is the sequence of code
uart_debug_init();
gap_params_init();
services_init();
advertising_init();
conn_params_init...
