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...
Dear all
I want to add the static pin to my project(s110 stackV8.0, based on SDK10), add the follow code to gap_params_init:
uint8_t passkey[] = STATIC_PASSKEY;
m_static_pin_option...
Dear all
Good day!
I want to develop the Android APP to received the BLE's ad raw data(which is dynamic change). Which API should I called to get the raw data? And should...
Hi,
I am using nrf51822xxaa , Keil Uvision 5.14.2.1. SDK 10.0.0 and S130. I need optimisation level O3 for most parts of the code, except for one part (about 10 lines of...
I can't seem to add custom pin definitions to my own board in SDK12. I use the BOARD_CUSTOM define and copied my PCA10040 header file to one call custom_board.h and my pin...
Hello,
I'm working with the experimental BLE blinky application (with nrf52 and s132 SoftDevice).
It works fine, but now I would like to add one more characteristic one...
Hello,
I am working with Arduino blend micro BLE, i am trying to change some advertisement data and uuid service.
I am using the BLEPeripheral library and the next functions...
In the file bsp.c (from the SDK11 ble_hrs example) I don't quite understand the initialization statement:
static bsp_button_event_cfg_t m_events_list[BUTTONS_NUMBER] =...
Hi,
I'm working with UARTE using a receipt timeout. So far so good, I tweaker nrf_drv_uart to get notified upon RXDRDY interrupt (char received but not yet DMA transfered...
Hi,
I've got some software that already uses nordic_uart, so when I try to add another uuid I get NRF_ERROR_NO_MEM.
Now reading around at others with this problem, it...
Dear Nordic,
I am following this test example [https://github.com/NordicSemiconductor/nrf51-ble-app-lbs/tree/throughput-test-5.2.0] while using nrf51822 dev board.
I...
Hello.
I use nRF52 , PCA10040 , S132 , SDK 11 & Keil5.
I want nrf to do bit operation.
The code about bit operation is following.
unsigned char tmp[2];
unsigned short...
