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, I am using the NFR52 DK (s132) in peripheral mode. I have implemented a pairing mode based on a static passkey. However, the available time to enter the key in the...
Hi,
is it possible to atomically change both the GAP address and the advertising message in one step? I want to broadcast two different advertising messages with each of...
hi,
please any one explain me, what is the use of power registers of module such as UART, SPI, ADC,GPIOTE etc..
1.NRF_GPIOTE->POWER
2.NRF_ADC->POWER
3.NRF_UART0-...
Hi guys, now i have done the example as the light control demo description, but i have a question about that how i can let the light server to leave the network? Thank you...
A little background with this question
So, long story short:
To send data using notification, in android, you must first enable CCCD descriptor of matching attribute...
we have made 51822 communication with 24LU1+ successfully, result is 32payload, 2Mbps, 800FPS。
however, after add freeRTOS, our 2.4G will lost 5-8 packets and disconnected...
Hello,
I'm having a lot of trouble debugging some errors on UART. I'm initializing the UART as follows:
void uart_init()
{
ret_code_t err_code;
const app_uart_comm_params_t...
Hello Everyone,
I'm a beginner for nRF52 and my aim is to learn and develop system on nRF52. I have bought nRF52 development board and installed Keil MDK on my system....
I have to talk to a SPI device, which gets an address and then needs some time to handle the address. Afterwards the transfer can continue.
Is this scenario possible to...
timpwmadc.c
It is perfect (wonderfull!) idea to use programmable system PPI (EEP->TEP+FORK) alternative
PGA.
But I get some problems:
I tried to program a TIM3 to...
Hi,
Is it possible to call an arbitrary function at a breakpoint in gdb on the nRF52? I know you can with normal gdb, but I haven't been able to make it work with the cross...
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I have a project to model the RSSI based indoor location using Bluetooth beacons. However, in order to do the basic distance and RSSI relation, I want to sense the channel...
Hi, im using nRF 52 DK. I interfaced mpu 6050 by using the example found here (BLE example found here is not working properly, dosent connect with uart app). I'm particularly...
Hi,
Does the erase target in the makefile completely erase the flash? I'm having strange errors when trying to read the flash (i.e. I can't read anything from flash, even...
