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 have 3 Devices that constantly broadcast their position to each other so the other can adjust the position each other. they act like master and slave but ther are...
I'm trying to get the most performance per mA out of my nRF52, for test purposes I've used the nrfx libraries to communicate to the peripherals but I want to make my own....
Dear Nordic
my SOFT DFU fail when I init the WDT, but I have feeddog and disable the WDT, like below:
static bool app_shutdown_handler(nrf_pwr_mgmt_evt_t event) { switch...
When access_model_subscription_list_dealloc() is called the entry is memset to 0 and the ACCESS_INTERNAL_STATE_INVALIDATED flag is set.
The function access_model_subscription_list_alloc...
Hi all,
I have a nRF52 DK (PCA10040 V1.2.1), and I want to learn how to develop on macOS.
I read from this link , and I got following information.
But I cannot know...
Hi,
I use The Texas Instrument software "SmartRF Packet Sniffer Bluetooth Low Energy" to catch the communication between my peripheral build with nRF52832 and Zwift (software...
Hello
I am trying to configure your TWIS (not using the SDK) and have run into the problem that the TWI master cannot pull the SDA and SCL line low. So, the communication...
52832's PDM function. After initialization, call the nrf_pdm_enable function, and then call the nrfx_pdm_start function. NRFX_PDM_ENABLED is set to 1. But the clock pin always...
I am evaluating the NRF52810 (using the PCA10040 dev kit), and I am having a hard time getting down to the described power consumption of the chips. I am using the power profiler...
i have done ble_app_template writing values from nrf app connect, in that i have send only integer values from nrf app connect
now i want to write float values from nrf...
Hello,
I have enabled the watchdog timer in nrf52810 with below code
NRF_WDT->CONFIG = (WDT_CONFIG_HALT_Pause << WDT_CONFIG_HALT_Pos) | ( WDT_CONFIG_SLEEP_Pause << WDT_CONFIG_SLEEP_Pos...
Hi,
I have some problem with experimental_lpn project from sdk_for_mesh. (Today I tried both sdk 3.2 and 4.0)
Code loads and starts ok on my PCA10040.
After first steps...
