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'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...
Hi,
I was referring the timer example code for PCA10040. I wanted to include the timer code in my ble peripheral code which uses custom GATT service. Can you help me with...
I see that the nRF9160 DK has both cellular and BLE capabilities because it has both a nRF9160 SiP and nRF52840 SoC. Wouldn't it be optimal to combine both cellular and BLE...
Hi There,
The attached image shows the part of the schematic responsible for the enabling of the QM14501. I was wondering if there was a particular reason that the mosfet...
Windows 8.1, 64bit PC
I have a nrf52840 app that works from "SEGGER Release 4.30 Build 2019101800.40379 Windows x64" on the DK 16.0.0, and from " nRF Connect for Desktop...
Hi there,
I want to implement the BLE dfu in nrf zigbee and thread sdk but there are no examples provided in the sdk and if i try to use the files from nrf 52 SDK for...
Similar to this ticket , we are no longer able to connect to Verizon using a Hologram SIM after upgrading modem firmware from 1.0.1 to 1.1.0.
I'm attaching a matching console...
Inside gps_controller.c
We issue the following instruction to begin searching for a satellite fix.
k_delayed_work_submit(&gps_work.work,K_SECONDS(CONFIG_GPS_CONTROL_FIX_CHECK_INTERVAL...
Hi,
We are atempting to get DFU over UART working in our project, but there does not appear to be a bootloader project in the 16.0 SDK for this configuration. What would...
Hello, I want to put extra authentication when device is preparing for boot loader. I found callback "ble_dfu_evt_handler". I think inside case BLE_DFU_EVT_BOOTLOADER_ENTER_PREPARE...
Hi,
I am using nRF51822, S130, SDK12.
Now trying to add a level of security with a static passkey, I have done the following adaptation to my code -
Added to void gap_params_init...
The latest nrfConnect 3.3.0 doesn't work anymore for me, and is apparently full o' bugs (according to this: h ttps://devzone.nordicsemi.com/f/nordic-q-a/49331/nrfconnect-3...
Hi,
I want send a Data such as string or array, for that i took a look example ble_app_uart from the example we send a data from smartphone through ble but the microcontroller...
I'm trying to provision a DK to talk to an Azure IoT Hub and have a CA Cert, Private Key, and Public Key to use with them. I'm having trouble getting authentication of the...
