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...
Hello all,
I'm curious if anyone could lend some thoughts.
I'm just in the research stage and going through a few examples but getting a little overwhelmed.
I'm trying...
Hi,
I am using nRF51822, S130, SDK 12.3.0
Want to use is low power failure warning. using the following code.
However, when break on line err_code = sd_power_pof_enable...
I am currently using a CSR 4.0 dongle 8510 A10 chip on Windows 10 Creators update
I can get it to Pair with the nRF52832 in windows, according to windows.
I have a ...
I am upgrading an existing project that was working on SDK 14.2.0 with S132 5.1.0 to SDK 15.0.0 with S132 6.0.0. I'm using IAR 8.20.1, and have made the changes suggested...
Hi,
My aim is to transmit the beacons. iam using nrf51822 usb dongle and nRF5_SDK_12.1.0).I need to run E:\nrf1\examples\ble_peripheral\ble_app_beacon\pca10028\s130\arm5_no_packs...
Hi All!
I use SPI with ss_pin = NRF_DRV_SPI_PIN_NOT_USED. but seems it doesn not work properly.
in the file nrfx_spi.c , the following code exist to init ss_pin during...
Hello,
I am using a nrf51422 in my work. I am focusing on reducing system power consumption as much as possible.
Q. When a peripheral (server) starts advertising (and...
I am about to develop a Bluetooth Mesh network with the nRF52832.
With the PCA10040, i already able to form a Bluetooth Mesh Network, such that there is one client act...
Does anyone know where I can find a list of which phones/tablets support Data Length Extension (DLE)?
We are finding that many budget phones (e.g. Motorola G6, Samsung Galaxy...
Hi,
I'm using nRF52840 (rev 1.0.0) and Mesh 2.0.1 and SD 15.0.0.
I added FreeRTOS following the example "hrs FreeRTOS".
In FreeRTOS, the source clock (configTICK_SOURCE...
Hi,
I'm trying to use RTC2 as a custom timer using the RTC Driver, initialised as :
nrf_drv_rtc_t erx_timer_rtc = NRF_DRV_RTC_INSTANCE(2);
But when the BSP library or...
Good morning everyone,
I read a lot of threads in the last week on this subject, but so far I was not able to find a solution to the problem.
On a custom board we are...
Is it possible to use both Zigbee & BLE SDKs at same time? Actually we are planning to use NRF52840 for our next project. In which BLE will be used for Smartphone to NRF communication...
Hi there,
I have suitably designed a battery sampling circuit in my prototype configuration, (Vdd = 1.8V, battery swing = 4.2V to 2.9V) using the app note provided at: https...
I am getting the following error when trying to compile port.c
../../../../../Nordic_Semi/nRF5_SDK_14_2/external/freertos/portable/ARM/nrf52/port.c:93:7: error: expected...
