Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
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...
Hi
I am designing Circuit with nRF4122 - QFN package 48 pin, as per datasheet there is circuit for Trace/ PCB Antenna
But i am planning to use Chip Antenna and BAL-NRF02D3...
Hi,
I have a custom board someone designed with two SPI masters and one I2C master. We're now trying to enable the second SPI master and I'm running into errors because...
Hi all,
I am working on FOTA, my set up is with SDK15. I have followed the steps for DFU and i have used the secure_bootloader example, the thing is working fine, i can...
hi i have attached my gps+gsm module with nrf51 development kit and while reading an out put i wont be able to see any output , even with out put i dont know to to do debugging...
Hi,
I have completed all steps in the example at the following link https://devzone.nordicsemi.com/b/blog/posts/getting-started-with-nordics-secure-dfu-bootloader and all...
I am developing hardware for the nRF52840. After testing our firmware, we are going to need somewhere around 6,000-7,000 mAh to run our hardware for the time needed. We were...
Hi, all.
I used sd_ble_gap_addr_get() function to get a MAC address in the different example and the result was different.
I tested this example in SDK v14.2 and v15...
Hi,
The amount of information and reference documents available about Bluetooth qualification is overwhelming. It would be great if someone with this experience sheds some...
Do nRF8001 chip has its own internal linear regulator? or Does it need an external like the module created by Adafruit ( https://cdn-learn.adafruit.com/assets/assets/000/035...
Good evening all,
I'm trying to get my DK52 communicating with a CR95HF (this is a NFC controller with serial and SPI control interfaces), I'm using a breakout board - BM019...
Hi Sir, I use load switch circuit to control nrf8001's power. I found even the vcc of nrf8001 is empty, nrf8001 still works. That's not my expected result, I think nrf8001...
Hi ,
We know that the nRF8001 use the random static device address . I have the questions below :
A. Will the device get one new address after power on ? or is the address...
Hi,
I need to exchange data between 2 ble modules.
I'm using SKD 15.0.0 and first ble module is nRF52840, second ble module (esp32) acts as GATT server.
I have full...
Hi, I am trying to make nrf52832 as a UART certal. The service UUID and characteristic UUID of peripheral are shown as the following picture. They are all 128bit and quite...
