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 guys , I'm trying to use the ble mesh protocoll for my master thesis. I need to send a message always when an interrupt on a gpio pin occur.
there's a problem beetwen...
Using one ADC, the current can be reduced to about 40uA after the ADC value is taken. Using a two-channel ADC, after the ADC value is taken, the current stops at about 0.4...
chip: 52832 . sdk 12.3\examples\ble_central\ble_app_uart_c\pca10040\s132,
i use this example to scan ble advistisment, i want to write some date to flash, i use flash_word_write...
Hi
I am doing a mesh application with :
--SOC:52832;
--with an AT Command Module connected UART;
--Mesh SDK :3.2;
--SDK 15.3;
in order to manage call backs from...
I built ...\examples\dfu\bootloader_secure\secure_dfu.eww ,pass,then when download to PCA10040 board to debug,but it show error" ELF/DWARF Error: Unsupported .debug_info format...
I am running custom firmware on a custom board using an nRF52832 chip. I have encountered an issue after migrating my project from SDK 14.2 to SDK 15.3. The issue is that...
I'm searching for a software engineer who can help us getting OTA support between nRF52810 and PIC16 MCU.
nRF52810 must have command- and data mode over UART, Pic controler...
Hello,
Since I migrated from SDK 13 to SDK 15.3 I can not see anymore print of NRF_LOG_DEBUG, NRF_LOG_INFO, NRF_LOG_ERROR and so on, on segger Jlink Viewer.
I have tried...
Are the following arguments correct?
data_rate <RADIO_MODE_MODE_Ble_1Mbit> or <RADIO_MODE_MODE_Ble_2Mbit> and so on.
output_power <RADIO_TXPOWER_TXPOWER_Pos4dBm> and...
Hello,
We are using the nRF52832 and 2G(GSM/GPRS) module to build up one IoT product. We got a disconnect between nRF52832 with other master instance(mobile phone APPs)...
Using Softdevice s140 v6.1.0 nRF5 SDK v15.2.0
I am trying to write to the flash, here are my read and write functions:
Two problems:
The write function does not...
Hi,
I've added an instance of the Generic Power OnOff Setup Server to an element and I can see it and all the models that it extends, i.e. (Power OnOff Server, DTT Server...
Hi all!
I'm trying to run the light_switch example (client and server), and i cant complete the provision process.
I'm using my phone and Nordic app for provision, when...
Hi.
I just wonder how can I send string message through ble.
I will use raspberrypi as server. You can check whole code below.
It works well with computer bluetooth...
I am working on nrf52SDK. For my curiosity i wanted to know the BLE stack version.
Is there any calls available to query the soft device(S132) to know the BLE stack version...
