How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
hi i am interfacing mpu6050 with nrf51 dk. i find some coders in devzone. but they don't work. so i write simple code. but my problem is that if i write any thing in device...
Hi
i am trying to connect ble_app_proximity with ios (10.0.2), but every time it is generating PM_EVT_CONN_SEC_FAILED for pm_evt_handler with sdk 12.2.0
i need to implement...
My objective is , when the button is pressed , the led should glow and when am released the led should turn off.
Eventhough i have tried the example code of pin change interrupt...
I am a first time user and have very little idea about how to initialize UART. I have not used developer kits before and i am having a difficult time with it. I am on a deadline...
Hi!
I am currently working with the nRF51 Development Kit board (PCA10028).
while trying out some of the samples (mainly - gzll dynamic paitring host and gzll dynamic...
Hello Nordic staff,
I'm now trying out the nRF52832 BLE SoC and made a measurement of the SoC initialization time. The example application is ble_app_template from nRF_SDK_13...
hi ,everyone.Why do I use app_gpiote_user_register this function in my SDK11.0 , and i download in nrf52832 ,i found that he could not initialize, what's the problem?How do...
Hello,
I experienced connection issues with Meizu M2 phone.
My device is nRF51822 + S110 softdevice . It works perfecty with iPhone and Android 6+ that uses IRK and random...
Hi all,
I am testing the NFC pairing example code. I have tried the 3 methods, which is the legacy OOB, legacy just work, and LE OOB.
However it saw that the output message...
Hello
I have a question for startup time for 32kHz of nRF51422.
nRF51422_PS v3.1 indicates startup time for 32kHz typ 0.3sec.
What is this spec minimum value.
I’d like...
Hi,
I have problem with settings of memory for bootloader in 51822xxAB.
I have bootloader with settings for 51422xxAC, but this chip has bigger memory.
It works on nRF51422...
Hello,
I have been struggling with Eclipse for a couple of days. I created the pwm_driver project via the File/New/Makefile with existing code option. After initializing...
I'm trying to run the DFU buttonless example however this line crashes the app:
err_code = ble_dfu_init(&m_dfus, &dfus_init);
UPDATE:
Looks like this is causing the...
