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...
IN COMP of 52832, I find that a current source around the COMP form a OSC with a cap. I want to know what is the use of this OSC. And can the current source be disabled if...
I have a few characteristics under a service, and I'm trying to store the value if any of these characteristics is written to. However I run into an issue where if I enable...
Hi !
There is one thing I don't understand with the led included on the NRF51-DK board.
According to this thread ( devzone.nordicsemi.com/.../ and the datasheet it seems...
I want to take saadc samples for one second,every 5 seconds,the rest of the time the mcu is in system on sleep mode with rtc1 on.Eery 5 second there is an rtc event and the...
As the datasheet showing
The GPIOTE input mode consumpt upto 22uA ,it is inconceivable.I want use NRF51822 to design a ultra low power consumption production ,and use...
HI:
I want to use nRF24L01+ as TX, and nRF51 Dongle as RX. And I try to use nRF51 Dongle to just listen for the RSSI of the NRF24L01+. Is there any example or reference...
Hi, I am new to nRF51DK. I am following this tutorial shown below:
developer.nordicsemi.com/.../a00066.html
After I flash my s130 softdevice, I follow the file directories...
Hello,
The intent of the implementation is to first connected to a central using fast advertisement and once they are connected the first time, if they disconnect, the...
Hi, i am going to tune my PCB meander antenna by soldering center conductor of semi-rigid coax cable directly on to the coplaner wave-guide trace and outer conductor on to...
Hi, i am designing a board using balun in it. Also, i am going to use meander antenna of nordic dongle(reference image is attached). As i can see, there is no RF coplaner...
Hello , I want know , if i used the Gazell Pairing Library (gzp) , it means that I can not use the ACK
Payload function ？if i can use the ack payload function place give...
Hi,
after reading the NFC with an smartphone the power consumption stays very high without doing anything else...
I don't know if this is related to this bug: "NFCT...
Hi,
I saw in the infocenter that the SAADC can measure the VDD directly. So in my case I want to check the voltage of a 3.3v coin cell regularly, I could do this without...
Hi Everyone,
The On Semi 7150SL reference design incorporates a dongle that can stream stereo music to two hearing aids which are equipped with the Ezairo 7150 module....
