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've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi
I'm trying to change TX power and measure the current consumption while advertising, (DC/DC disabled) and i get an increase of 3.44mA from 0dbm to 4 dbm. Ok That's logic...
I follow the instruction and I am able to connect to Xively MQTT service. But I am confusing how to connect to AWS IoT MQTT.
AWS claim it support IPV6 as well.
Is there...
Hi all:
Here is my develop environment and it always show the message "one or more breakpoints could not be set and have been disabled".
Is any item I missed.
OS:Ｗｉｎ１０...
The ble_app_gls example does not provide any handling code for BLE_GAP_EVT_TIMEOUT, BLE_GATTS_EVT_WRITE, nor BLE_GATTS_EVT_HVC. I'm trying to understand whether the lack of...
I just ran a few experiments on calling sd_ble_gatts_hvx() multiple times based on SDK v10's ble_app_uart example. I have configure the app so that it for each external event...
Hi, I am using NRF51 Dongle to receive transmitted data from the NRF52 DK. currently , I want to send multi packets per connection interval. my question is that does the dongle...
Hi,
I'm interested in making a beacon-style device with nRF52, an NFC aerial printed around the perimeter, and a CR2032 on the back. Is there a reference design for such...
Hi,
This is somewhat open ended question, but I wanted to know the implications of modifying the default bootloader (one that comes with SDK v6.1.0) upfront, so that the...
Hello guys,
I have a very strange issue when working with UICR 's customer register.
I am using a SEGGER Flasher Portable with J-Flash V5.10d to load a hex file (which...
I have a code using S110 with nrf51822
And I have a timer to trigger a SPI master get some data from module
It successful get the data from module (SPI) but the nrf51822...
Since the nRF52 does not have the VDD_PA signal that the nRF51 has, what is the recommended method for connecting an external power amplifier that needs TX and RX enable signals...
Hi
we are facing the problem of infopage with nRF24lE1. i heard that its bug from nordic side in nRF24lE1 series. i have tried the method to recover the infopage given by...
