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...
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,
I would like to control gpio pins in micro seconds with timer,
I know that it is very difficult to implement with only timer owing to soft device (interrupt handing...
Hey Dev zone,
I flashed my application onto my Nordic Thingy board (through Onboard Jlink debugger present on nrf52840 dev board), and can see some pretty colors (LEDs...
I am seeing some significant temp fluctuation for the temp sensor on the thingy to the tune of +-1 to 2 deg celsius. This is when placing the device in a closed, sealed container...
hello,
Is there any examples to write beacon properties like uuid major and minor in flash memory when i edit the values from mobile app i want to advertise those values...
how to prevent the fstorage from wrting bond information in flash?
In our example,after pairing happens we will be storing and reading values from flash,so we saw some...
Hello ,
We are going to use nrf52840 for our product. We are going to use enhanced shockburst to transfer the data to other nrf52480. We are also performing sensor fusion...
I am having an issue including the adc drivers. I have added the path to both the nrf_drv_adc.h file and the nrf_adc.h file to the include path. I have also added both of...
Hi,
I want modify ESB example Rx to log the time between received messages. I am using SDK 13.0.
Unfortunatelly, function app_timer_cnt_diff_compute always return 0.
Can...
I have some units that seem to have a frequency error.
Please see image below from a spectrum analyser.
It is the received signal from 2 units both transmitting a constant...
Hi, I would like to analyze data between a peripheral and a central (BLE 4.1.) It seems that the nRF52 and sniffer can only monitor advertising channels. Am I missing something...
Hello,
I have designed a PCB (25mmx55mm) and placed the nRF24l01 module (available as a standard add on module). But I am unable to get the data out of the board. I have...
