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...
What is the input impedance or input current of port P0_30/AIN6 when operating as an ADC input? Nominal or typical figures would be OK, but maximum and minimum figures would...
1、Nrf52810 does not have VDD_PA pin, whether it needs software control, whether any pin can be replaced？
2、Is there an example of the use of PA/LNA circuits in gazell and...
Hello,
The Gazell Pairing User Guide in the infocenter states that the AES ECB block is used for encryption & decryption. However, the product specification document for...
I have an issue with bonding between a PCA10040 running the sample Glucose app and an Acer tablet running Android 7 and nRF Toolbox. I have not seen the problem on a second...
Hello sir,
I am a beginner on NRF52840. I am using Nrfx_spim example for interfacing sensor with NRF Board.
I have done some driver about Reg_read and Reg_write. I tried...
I'm using the basic sdk example of ble_app_hrs_freertos example and created two tasks in it, namely Task1 and Task2. Now I have enabled preemption by setting "configUSE_PREEMPTION...
Hello everyone,
I write datas from my Client to my Server, but I don't really understand where I can retrieve my data on my server.
Is this function allowing to get...
Hi ,
What we want is a accurate ms.
below is what we do 1. Set the prescaler config.prescaler = 31;
2.When I need the Elapsed ms, First ,I get the elapsed rtc counter...
Hello everybody!
All boards below below have nRF52832 chips.
My task now is to develop a set of applications that will support the following scenario:
1) A person...
This question comes from my high-level goal of testing I2C using the SWDIO/SWDCLK pins on the nRF52840 Dongle, so if there are faster ways to experiment with that functionality...
Hi,
I am having hard time understanding the use of "addr_id_peer:1" field in the structure ble_gap_addr_t. Could you please help me understand the usage/significance of...
Hello, Is there any intention to add the the nRF52810 reference design to the Eagle library on github? There are five Eagle design blocks already available on github, except...
Hi,
I encounter error when I debug the nrf52832 DK.
I run the example code "ble_app_uart" provided in the SDK.
Below error shown when I set the break point in any line...
Hi,
I am using an NRF52832 on a custom board and I programmed the Broadcast RX code into the board. I use ANTware as the master with a channel period of 4 and send broadcast...
Hi,
I m using nrf52840 board act as central which will connect to particular device, and discover its primary services and characteristics.I am new to nordic development...
