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...
Hey Guys,
I have 3 tasks running on FreeRTOS, SDK v14.0.0. In each task, I want to use SEGGER_RTT_printf() to debug.
I currently just call SEGGER_RTT_printf() without...
I have two nrf devices nrf51822 and nrf52DK, In nrf51822 i'm using S110 and i had created a custom service with 10 characteristics. If i connected to nrf connect i can able...
Hi,
Is it possible to make realization of this protocol ( wiki link ) with softdevice? After reading forum I think "more no than yes" because softdevice blocks CPU and this...
Hello
I am still relatively new to microcontroller development with the NRF52 DK. I am currently running a modified version of ble_app_uart__saadc_timer_driven__scan_mode...
I have a Taiyo Yuden Evaluation board , with EBSHJNZXZ completed with Segger and j - link , when load the project in board, not have any error debug, the sketch is load successfully...
I am following this tutorial
I'm using Segger Embedded Studio v3.10i, and SDK 12.2.0. I have the exact same problem in both Linux and Windows.
I have done everything...
What are the details of internal pin connection circuitry when connected as GPIO/IRQ vs ADC vs Comparator? Is there an internal pull down (what value)? Is there internal diode...
what should be RAM Settings for 51822QFAA chip?
I am using nrf sdk for mesh. what should be required ram settings for 51822 in order to run light switch server example....
Hello,
I have problem with missing GPIOTE event. Sometimes event doesn't occur, sometimes there is no problem. This event is very rare but important. I think it happens...
Hi all,
I am working on Temperature and Humidity(DHT11) with nrf52832, After advertising the Bluetooth i am calling the DHT11 sensor function in loop, few seconds it is...
Hello , I would like to know lifetime expectancy of NRF52832 IC. By lifetime expectancy I mean the amount of duration before NRF52832 goes non-functional. Please help me in...
Hi,
In disk_uninitialize function there are following lines of code:
if (m_drives[drv].last_result == NRF_BLOCK_DEV_RESULT_SUCCESS) { m_drives[drv].state |= STA_NOINIT;...
I have extend the light switch example to send message to the other node. I have refer This example to send message. But how to configure another node to receive the message...
HTU21D.rar hello there i am interfacing HTU21D with nrf51822. i am reading temperature and humidty from HTU21D. humidty register is E5. and temperature register is E3. now...
Hi,
I was trying to implement software UART for our product so I decided to use timer compare channels event connected to gpiote with interrupt. I want to toggle data line...
