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...
I am trying to use ESB and BLE concurrently on NRF51822 SDK v11 SD130..
The BLE part is working fine but the ESB part keep causing error randomly.
I put a break-point in...
when i use C:\Users\Administrator\Desktop\nRF5_sdk14.0.0_ble_central_beacon\examples\ble_central\ble_app_multilink_central for this instance ,I debug the discover moudle callback...
The question I mentioned here
When using ble_gatts_hvx to send data, only send data pointer and length to softdevice, and softdevice did not copy these data to the softdevice...
i used pca10040_debug of bootloader_secure of nRF5_SDK_14.1.0_1dda907.
i created the key by myself.
Bootloader and zip file used the same key.
My device is in DfuTarg...
I'm using an NRF51 w/ S130 operated directly from a coin cell battery. I use the ADC with a voltage divider to successfully measure analog voltages. One of the challenges...
I'm trying to debug a randomly occuring Hardfault. In trying to trace down the source I read the CPU registers use the Nordic hardfault_implementation.c which grabs the register...
NRF52832 reference design BOM did not specify the voltage rating of capacitors. What is the recommended voltage rating of capacitors?
For 32 MHz Crystal Oscillator, specified...
I'm trying to use the TWI talking to a I2C device (LED driver TLC59116). I have some working arduino code which I have converted to use on my nRF52 custom board. I'm using...
Hello,
I'm trying to measure battery voltage on nRF52832 chip using SAADC based on examples/peripheral/saadc and examples/ble_peripheral/ble_app_proximity and noticed that...
Hello Community,
I have a peripheral device which is transmitting the data through custom battery, accelerometer and temperature services.
Now I need to receive that...
Hi everybody !!
i m working in a project with NRF52 SDK 11, i need a help, i want to create a funtion that working with RTC to count a tick and to convert it into time then...
Hi ,
I want to create a periodic task which has to run every 10 seconds, how can I create such a task?should I use threads for it? And which clock source does the task...
Hi I use nrf5_SDK_for_Mesh_v0.10.0-Alpha_src\examples\light_switch for test;
if one nrf51 dk board work as client and one nrf51 dk board work as server, or one nrf52 dk...
Hi,
I'm using FDS instead of pstorage.
FDS version is SDK13.0.0.
fds_record_update sometimes always returns FDS_ERR_NO_SPACE_IN_FLASH though I call fds_gc after it gets...
Hi,
we have developed a board that is using the nRF24LE1 chip. For test purposes I do want to toggle every possible pin. My first step is to develop this simple test code...
