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 use pstorage to allocate 32bytes of memory with 2 block, means each block having 16 bytes, when I write 16byte data into block_0 portion, I am not able to go to the...
Hello,
I use the Segger J-link software with my PCA10001 and recently updated it to last version (v.5.1). After install it asked me to update the firmware to the last version...
Hello,
I'm trying to flash external nrf51422 module.
I want to flash both softdevice and application. I used below commands:
mergehex -m %SOFTDEVICE_NAME% %APP_NAME...
I want as much control over advertising as possible. Barring that, I want to understand why the softdevice automatically goes back into advertising after a GAP disconnect...
Hi,
Assume that we want to send a data array by putting it in consecutive advertisement packets. I know that data update has to be done by calling ble_advdata_set(...)...
Hi
I'm trying to implement battery level on my custom profile.
So I used battery.c and ble_bas.c files for the battery service from nodic's sdk nrf51822_v4.4.1.31827....
I have make over your bootloader example to create my own without BLE support in bootloader (new programs are send in application instead of in dfu bootloader). Bootloader...
Having some trouble using the NRF52 as RX and nrf24l01+ as TX. The NRF52 receives the packet, but for some reason it always says CRCerror.
Anyone ever tried to use NRF52...
Hey Guys,
In my custom board I need to use two different I2C bus and one SPI.
At the moment i'm using twi_master to comunicate with one of the TWI bus,
but to switch...
I have several nRF6930 beacon kits. Some have a sticker indicating they have a PCA10006 board, on others, the sticker indicates PCA20006. All PCBs are marked 400059 0138RUBR...
Dear developers,
As we know, nrf51 has a maximum flash erase / write cycles of 20.000 times. So, in my code, I have implemented a counter that checks if max. flash write...
Dear All,
Does it worth coding a selection (scanning?) of "relatively free" radio channel to stick to?
Say, before starting our distributed application (consider a network...
Hi,
The artical form this link is great !
devzone.nordicsemi.com/.../
but I've some interogations.
the clear text contains the nonce value; 12 random bytes starting...
