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...
Hello,
I'm trying to create a lightbulb custom HomeKit accessory by referring to the User Guide v1.7.1. I followed the exact same steps as described in the document for...
Hi,
* (i'am using sdk14.2 ans S140 V5.0.2)
i'am trying to inegrate a beacon application to my ble_uart example , so my purpose is to advertise ibeacon pachet format only...
We have some old stock of the nRF51822 pre 2014/8/20. Was there a change to the product around that time that would prevent us from using from using this stock?
Many th...
Hello,
I'm using FreeRTOS on nRF51 and I would like to use task notifications instead of semaphore to simply manage task's syncronization.
To test its operation mode,...
Hi, I just copied the antenna drawing by referencing the PCA10040 v1.1 and checking the white paper (λ/4 printed monopole antenna for 2.45 GHz) .
I didn't have much knowledge...
Hi,
How is the functionality of P0.21 in nRF52832? It is configured as RESET after turning on the device, right? Is there any way to change it in a way that that the chip...
Hello DevZone,
I am using a nRF52840 for project development.
To test SPI setting is correct or not, I am doing the loop-back test, I set the MISO and MOSI PIN according...
Hello,
I try to configure two nrf52832 devices work with payload of 200 bytes (data should be 200 bytes, not the all ble packet).
I took ble_app_uart_c peripheral and...
Hi all,
Using UART is confusing for me because I see various implementations in the documentation. There is a Serial library, then there is the UART driver and HAL. The...
I am trying to use the comparator to wake me up when a potentiometer is moved a certain amount.
Before I sleep I read the ADC value of the comparator and use this to set...
Hi,
I'm trying to set up the connectable/scannable advertising. I took the app_beacon example and changed advertising parameters.
My final set up is:
The ADV_INTERVAl...
I have the preprocessor define CONFIG_NFCT_PINS_AS_GPIOS in my code, and GPIO functionality for P0.09 and P0.10 are working just fine for me...
My issue is that even when...
Hello!
I'm a beginner with Nordic products and I'm taking over the nRF52840 Preview Development Kit.
I want to send advertisings at regular intervals (every second...
Hi,
Is it possible for an 3 party BLE device like an mobile device like an Android/IOS Phones or ESP etc to participate in mesh notwork if so is there any documentation...
