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...
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...
In the ULP Wireless Q magazine (edition winter 2016), on page 12 / 13 there is listed that the nRF52 chips have a Battery Monitor peripheral but I cannot find anything about...
I have been developing my application using gcc on an NRF52 by putting the text section at 0. This was convenient to get going quickly. We initially weren't going to launch...
hello, i am doing flash read and write in nrf51.for which i have used the C:\nRF5_SDK_12.2.0_f012efa\examples\peripheral\flashwrite\pca10028\blank\arm4 this exampl.
but while...
Hi,
Could somebody share the schematic and board files of nrf51 beacon?
We are planning to make some changes. I don't intend to buy a beacon because I have already purchased...
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...