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...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi,
I use the bootloader in the SDK V13.0, I found that no timeout as the SDK v12.x. However, I have added the WDT to the bootloader refer to the link link text
it still...
i could not run timer2 with soft device,. if i start initiaize TIMER2 the bluetooth advertise has disabled. i need this timer to timeout my flow function. i think softdevice...
Hi,
I used the hrs example found some problems, the problem is described as follows:
I use the Android phone pairing binding device, when I cancel the pairing on the phone...
hello,
What is the difference between the next two events?
On_ble_evt ()
BLE_GAP_EVT_TIMEOUT == 0x1 B
On_adv_evt ()
BLE_ADV_EVT_IDLE
I can not understand well.
With...
Hi;
I do not know the BLE Event(DFU bootLoader/SDK Sample) so I will ask you a question.
The environment using is below.
SDK v10.0.0 (Sample code/dfu_transport_ble...
I was trying to save this :
char a = 'r';
uint8_t save = a ;
record_chunk.p_data = &save;
Or even this :
char *point ;
char word[5]="lala";
point =word...
How to prgram nRF beacon kit as peripheral with KEIL and nRF DK52. I cannot see the beacon kit to be programmed. KEIL says DLL error.
Please let me know thw KEIL settings...
hello,
i am trying to compile libmbedcrypto.a but the Make file is pointing to a non existing file called /mbedtls/sha256_alt_cc310.c.
Any idea where i can find this file...
Hi,
I'm using the FDS library to store some data (configuration data). For production, I'd like to flash an initial configuration to the nRF52832. I know the storage format...
I asked what changed SDK11's "app_trace" to the SDK13.
You answered that the "app_trace" was changed in SDK12.
I found 'release note', but I could not find the above...
It appears that I must use S134 and S140 etc. Is it backward compatible? By that I mean I keep using S110/120 at the cost of not being able to utilize some of the latest feature...
Hi,
I want to use iOS to connect nRF82832 with passkey when connecting. I use pca10040_s132 with SDK 12.2.0.
Following is my procedure:
define security parameters...
Hi guys.
I'm trying to measure my battery. I'm testing my function from main and it works.
The procedure looks like this:
saadc init
sample data
saadc uninit...
I am using nrf52832 BLE chip(10040), sdk 12.2, softdevice s132 with sample example boot-loader code(dual bank).
I modified the boot-loader code for button-less DFU.
...
