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 guys,
I wan`t to make an project that send trough serial port a new image to flash my nrf9160.
By the moment I managed to send and recieve data but only on uart0...
Hi,
Iam running the BLE uart and zigbee light multi protocol example. Using the latest thread and zigbee SDK v3.2.0. The example is quite good. That the door(zigbee+BLE...
Hello,
Where do I find the plating material information for the following part numbers? is it Matte Tin?
Nordic Semiconductor nRF51822-QFAB-T
Nordic Semiconductor...
I design a 4 layer pcb which include nrf52832. But i'm unsure what rf trace width should be on 4 layers pcb?
This trace 30mil width and 5mil clearance for 2 layers pcb as...
Hi,
I am using NRF52. i have custom board on that external flash and SD card is not available. i want to use msc class so that i can drag and drop file and read it in controller...
Suddenly my app, running on iOS 7, is reporting lots of spontaneous disconnects by the peripheral device, an nRF51822, indicating a timeout:
didDisconnectPeripheral: Peripheral...
Hi !
I added " Read Characteristic" in NUS.
How can I get different values every time I click "read again"? For example, read the value of a varying ADC from here. ...
I am investigating increasing throughput in our application. Upon investigation both with our software and the ble_app_att_mtu_throughput example code. I found that there...
Hello! I want to develop such a functional: nrf52840 receives a line from my application that it saves to memory, and then, when I click on the button, it returns this line...
Peripheral: nrf52832
Central: nrf52840
The communication speed after executing sd_ble_gap_conn_param_update is different in the following two cases.
case 1:
...
Hello
I am trying to do BLE communication using nRF52832. I wrote the exact same program on a module (BLENano2) with the same nRF52832 chip, but one was able to do BLE...
Hi.
- Is it the case that before every write to persistent storage via nrf_fstorage_write, the page written to has to be erased first (via nrf_fstorage_erase) since only...
I have used nrf51Dk with nrfPPK before some days now trying to flash nrf51DK but its not detecting any board I tried to recover but not recovering it I have already added...
Hello,
I am using nRF52840, SDK_16.0.0, S140 SoftDevice and Segger 4.16 for flashing the image.
1) For Secure Serial bootloader in below path, I want to change Tx...
