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...
My android version is the Kitkat.
The nRF Toolbox cannot find services when I changed the application of PCA10028 for example from ble_app_hts to ble_app_hrs.
The message...
Hi I am developing an application for sending data over BLE which I have received over SPI from a non - Nordic chip. I am using the ble_app_uart template for this. But data...
My call to sd_ble_gap_ppcp_set is returning NRF_ERROR_INVALID_PARAMETER.
I have the following connection interval settings:
#define MIN_CONN_INTERVAL MSEC_TO_UNITS(500...
I am running SDK12.3 on an nRF52 and the bootloader on my boards has no problem replacing the application through the DFU process. Now I found a mistake in the bootloader...
I am not sure whether there is a small error in a Gazell packet transaction diagram, or if I have an incorrect understanding. From Gazell user guide :
If only the ACK...
Hi,
I am trying to achieve the maximum throughput when using the nRF51822.As far as I know, the minimum connection interval is 7.5ms and the maximum packets per interval...
I'm running the app_uart_c example on a nRF52832 with softdevice 132 installed.
I'm trying to alter it so that the board only searches for peripheral devices upon a button...
First time using the sniffer.
I want to sniff out the communication for a laser tape measuring device (Boosch GLM 50C)
I noticed that I am unable to sniff out anything...
Hello, I now is in a problem.My equipment set up matching binding but after binding equipment connection will connection failure.If it is not binding, it can be the connection...
Hi
We have developed the product where we are using the nrf51822 chip. Because we are using custom made PCB we have to make tunning of antenna for a long range of BLE module...
Hi All,
I am working on nrf52840 pdk, where i can see that my OLED SPI 128x32 display isn't displaying properly and displaying only garbage value.
Although the same...
I'm starting a new project using Nordic's nRF52840, I have the Preview-DK. My development environment is a MacBook Pro Running Parallels running windows 10. I have downloaded...
Hi, All!
I'm using nRF51822 to support custom protocol, and define array "packet[40]" for PACKETPTR. when "packet" is constant value, the radio tx is very stable; but when...
