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...
I am testing with SDK6.1 S110 7.1. I've noticed that when I try and update the Bootloader image using the Android MCP app, everything updates fine. I have logic in place that...
Hello fellow developers,
I am new to BLE applications and I am trying to do a very simple device with three buttons that informs a Android smartphone when one has been...
Hello all,
I have an ANT project which is running fine using S210 SoftDevice (SDK v8.1.0).
Now, I am trying to extend this project for BLE operation, by switching the...
I have my devices programmed in a way, that they decide whether to enable SD and transmit via BLE or to keep it disabled and start operating using Gazell.
In this case I...
So Segger recently asked me to update my Driver to V500j to be able to run my new J-Link programmers. However this update has completely bricked my Test Software which uses...
Hello,
I would like to ask you if anyone wrote Python script for connecting PCA100000 dongle to computer and using it without Master Control Panel. How this can be done...
I know this question was raised here a couple of years ago but it seems to me the API was changed since that time. If I set the timeout to 0 and use BLE_GAP_ADV_FLAG_LE_GENERAL_DISC_MODE...
As I understand the SPI HW driver documentation, it appears to be at least biased for using a single chip select (slave select in the API). I have an application where I have...
Seeing recent response to my original question on multiple chip selects, I've opted to share a modification to spi_master that I've implemented in part to make handling some...
I have the follow code in my application for a PCA10028 program from the nRF51 Development Kit (S110 v9.0):
int main(void)
{
int i = 0;
while(true)
{
SEGGER_RTT_printf...
what is the purpose of using the cccd with a characteristics? in between, for confirmation, server is the device that provide the data/attributes/characteristic value and...
Hi,
I am having trouble to use flash to store data.
First, I write function and scan beacon, get information from this beacon and save to flash
I use a timer for...
Hi,
I've installed toolchain for IAR nRF5x_MDK_8_0_3_IAR.msi and want to debug and run project called Radio_test_pca10028_nrf51422_xxac. Project compiles fine in IAR 7...
