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 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...
NRF52832 S132 MPU6050 TWI
I want to finish the function:
When the ACC, GYRO data update, the INT pin to generate an interrupt, and then in the P026 pin configuration...
Hi,
I have the Nordic Thingy:52 (PCA20020 1.0.0 2017.19). It worked well until I downloaded new version of firmware 1.1.0 and updated Thingy. After that I didn't see advertising...
I want to use the UICR customer registers to store MAC/serialization information for my devices. It looks like the UICR customer section would be great, and the product spec...
I want to use whitelist in Central (nrf51822,SDK12),but I don't know which function to add the MAC address.
These three functions：
peer_list_get(pm_peer_id_t * p_peers...
