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 BLE Relay example with softdevices 132 and sdk version 13.
i make this example simple, no more connection.
just adverting and scanning continuously. here...
Hi all,
I'm using nRF52840 and S140 based on the ble_app_uart example. I get a error code 4 when use sd_ble_gatts_characteristic_add to add a characteristic for another...
Hello,
Help me, please.
I am testing ble_app_uart. Softdevice is S130 and SDK is nRF5_SDK_12.2.0_f012efa.
My development board is Waveshare's NRF51822 Eval Kit.
...
Hello,
I'm writing an application that uses the SAADC and would like to set up a high limit to trigger on.
If I use the following code, I'm able to trigger 1 ADC sample...
Hi,
I plan to design a system of 51822 that includes 1 center and 2 devices. And 8K Bytes data should be transmited from each device to the center per second simultaneously...
Hi, I am using a two nRF24L0+'s.
One for TX and one for RX. Transmitting in one direction only. There is sometimes a packet arriving out of order. Every minute or two....
I use ESB sample code ,change to do 8k sample rate ADC(10bit) and transport by ESB ,but overflow when output receive data to PC use uart at UARTE_BAUDRATE_BAUDRATE_Baud1M...
Hi all,
I was trying to test the SDK13 ble_connectivity example being able to compile it when the NRF_SD_BLE_API_VERSION == 4 , but it seems like there are not pc-ble-driver...
I just got my NRF51822-BEACON. I didn't see any LED flashing when I insert the battery. Also I can't find this beacon on nRF Beacon android Application.
hi,
i need to do long process and more flow of functionality that all could stopped by softdevice. so i need to enable and disable soft device. could it could affect my timer2...
hi
here i have use block size 16 byte and block count 5096. this is my start address 0x27000
i have tried to clear 79 pages.
and read data from flash with specific...
Hello to all
I have the next code, basically what it does is reading a button state and if it is pressed then the manufacturer data of the BLE package is lets say B, on...
