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...
Hi!
I'm using SDK13 (Softdevice version 4.0.2) and I noticed that during an update via DFU bootloader the update of the Softdevice doesn't work.
After the transmission...
Hi Everyone
I have been trying to use nrf52840 on a custom PCB . So far everything is working perfectly except only one single issue which is the controller gets reset and...
I'm new to the NRF series, and for that matter Keil. I have a BT832A which is apparently an NRF52810.
I am able to flash my own code using Keil and and control GPIOs to...
Hello, I am battling with weird problem for 2 days already, need little help if possible, I have tried all remedies and nothing worked so far.
Here is what happened, I followed...
Hello,
I am using SDK5 for my code that builds successfully under Linux, but not under windows.
The error occurs in the SDK, not in the application. I am wondering what...
Hi,
We are trying to optimize the speed at which we send data over BLE UART with the nrf52832. Currently, we are using the ble_nus_data_send() function in a while loop with...
Hi, I am a beginner at this and I want to make a scroll wheel that connect to Android devices as an HID device. I have a custom BLE board from Skylabs (SKB569) with NRF52832...
I'm having trouble using the NRFX SPIM driver on the NRF52810 w/ Softdevice (S112). (SDK15.0.0)
I'm able to initialize but when I go to use nrfx_spim_xfer without the callback...
I'm trying to change the advertising interval for a non connectable BLE device, but this does not seem to vary regardless of the value set.
The code I used is:
#define...
I went through the process of migrating a custom app from SDK 14.2.0 to SDK 15.0.0 running on nRF52840 dev board, and I am having mixed results when pairing through nRF Connect...
Hello,
I am trying to move the
err_code = ble_advdata_set(&advdata, NULL);
return err_code;
Looking the documentation the new functions to update the advertisment...
nrf52810,sdkV15.0.0
err code:
nrf_gzll_init(NRF_GZLL_MODE_HOST) ; nrf_gzll_enable();
An hardware error occurred when I called the function nrf_gzll_enable()。
but:...
Hi,
I am trying to insert the fatfs code example into my custom project. I already added all the files e dependences and when I call the fatfs_example function from main...
I use SDK15 and ble_app_uart_c example.
static void db_disc_handler(ble_db_discovery_evt_t * p_evt) { ble_nus_c_on_db_disc_evt(&m_ble_nus_c, p_evt); ble_ser_c_on_db_disc_evt...
