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'd like to be able to enable/disable the S140 SoftDevice multiple times during operation (SDK 14.2.0). To achieve this I'm using `nrf_sdh_ble_enable` and `nrf_sdh_ble_disable...
Hi,
Im trying to modify secure_bootloader demo in SDK_12.3, to use timers. I modify nerf_dfu.c file in libraries/bootloaders catalog. I want to achieve bootloader wait...
I am using MasterEmulator.dll for connecting to pear device.
I am using nRF51 Dongle and pear device is nRF52 custom board.
The pear device is advertising at very low...
Hello,
we have custom boards with nRF52832 chips, which show different behaviors in low power system ON mode. The current consumption is pulsing at around 22Hz to ~34Hz...
HI.
I purchased the nRF24LU1 + chip and created a USB Dongle module.
I have come to know about PID and VID.
Can I use nordic's VID (0x1915) as it is?
Is USB Dongle...
Hi ,Nordics
when I use my host device (reffered to the example of ble_app_hrs_c)to pair and bond with a peripheral device(a gamepad) ,the pairing failed .I don't kown...
Hello....
Is there a way to configure the SPI peripheral(s) to run at a custom bit rate (frequency)?... For example: Run SPI at 3.4MHz.. or any other custom frequency that...
Hello all,
Do you advise to have 2 SPI interfaces - one for the sensors we're using (accelero/ gyro) and another one for the SD card? if so, when adding an SD card to our...
Hi team,
i am having a custom board i want to program soft device and application using external j link. i came across nordic website in this page http://infocenter.nordicsemi...
Hello All,
I am a beginner to NFC OOB, so can you suggest me some good learning materials regarding NFC OOB pairing as I wish to do so between my mobile phone and the...
Good Morning Team,
Hope your day is going well!
Could you please provide the IPC 1752 document and RoHS CoC (2015/863/EU) directive document for below part since it is...
hi hi ;
i'm trying to control gpio pin 20 with my smart phone and with event at gpio pin 5 (when the state of the pin 5 changes the gpio pin 20 toggeles ) but my problem...
Hi, can someone explain in simple terms how it works?
I don't really have a clear concept of what a replay attack is, but I suppose it has something to do with recording...
Hi,
I am facing the same issue for all of the node.js examples.
It says: Connected! Error: command disallowed (oxc)
Also is says: Service uuid XXXXXXX not found!
...
The nRF52 SDK ANT example "ant_scan_and_forward/" configures a device linit of (16-1)=15 in this line:
// Public Definitions #define MAX_DEVICES ((uint8_t) 16) /**< Maximum...
