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, 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...
Is it OK to send multiple packet continuously over nus at below way without waiting for packet transmit complete?
i=UserUart.RxBuf[1]+2;
index = 0;
while(i>0)
{...
Hi,
I'm using nrf51822 Ek kit and running ble_app_uart example,when i want to send any character or integer it Received like a string only,but i want to send only single...
Hi,
this question is more about iOS than nRF, but there's probably here some experience around this subject.
First the context : We have a product based on nRF51, S110...
I compile a .bin file for DFU. The bin file is 62020 bytes. I create the zip file for DFU, it is 62909 bytes.
If I extract the zip file, I get the bin file (62020 bytes...
We are currently designing a prototype board for our product using the nRF52832. We need to calculate the transmission line with on a 4 layer PCB. The stack-up looks like...
I am trying to use your swift iOSDFULibrary cocoapod. What I am doing is the following. I have a library written in swift. That library is where I have your iOSDFULibrary...
As Bootloader IROM starting address 0x78000 and size 0x6000 is same in SDK 13.0 and 12.2.0 expecting to update Device firmware (BL+SD+APP) from 12.2.0 to 13.0.0 SDK.But in...
I use SDK9 nRF51.
I use white list. When I want to delete all bounded devices, I call this function. But it doesn't work. It not deleted.
Why I can't to delete bounded devices...
Hi,
I would like to know which is the difference between using a Softdevice or not.
Looking at the blinky example, the two versions are provided. The "main.c" file is...
I am looking into learning how to program the nrf52 with the nrf52-dk. I have been programming AVR and ARM-M0 for a couple of years now. I am familiar embedded programing...
I am trying to take the ble_uart code and encapsulate it , so I took all the code and put it into another C file I made.
Then from the main.c program I call a function...
I am trying to add the example in examples\peripheral\pwm_library to another project to get pwm working. In the other project I have included all necessary stuff but I get...
Hi guys. I am struggling to get buttonless DFU to work in my owm application. I am using SDK12.2 with gcc on a pca10040 board with S132.
I have successfully followed this...
hello,i am using nrf52 dk, & am working on bluetooth uart & looking for data is send from mobile to nrf52 dk board. i am having examples of data is sending from board to mobile...
Hello, I am using nrf52DK and programming it using keil 5 trail version. It has memory limitation, if the code exceeds the size it shows error. Can you please suggest me any...