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...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hello,
I'm having systematically an HardFault interrupt ~10 seconds after calling sd_soft_device_enable(NULL, &fault_handler);
This occurs on my bootloader code, but...
Hallo Community,
I am doing the example ble_app_uart using Eclipse, a SDK 13.00 and a board 10040, When i compile the main file I´ve problems with scan params:
#if ...
#define UART_TX_BUF_SIZE 1024
#define UART_RX_BUF_SIZE 1024
Why to send and receive buffer length of the definition of 1024 bytes, increase the value, again if serial port...
Hi, I just bought the PCA10031 nRF51422 based USB dongle and PCA10028 nRF51422 based development board.
The difference between nRF51822 and nRF51422 was the ANT protocol...
Can I use below code to send data packets continuously over nus (>20 packets)
i=UserUart.RxBuf[1]+2;
index = 0;
while(i>0)
{
if(i>20)
{
while((err_code = ble_nus_string_send...
Hi,
I am using nRF52 chip with SDK13.0. MTU size 155.
I am connect with device using android phone. After sending 1 byte command device starting to send continuous notification...
hello there i think i need two uart in my application. i read datasheet of both nrf51 and nrf52
in both there is only one uart.
can anyone have implemented software uart...
Use this routine E:\nordic\nRF5_SDK_12.2.0_f012efa3\examples\proprietary_rf\gzll\experimental\gzp_desktop_emulator
To modify the can communicate with PC nrf24luep pairing...
Hi.
I'm troubled.
I use nRF52 preview DK v0.9.0 & Keil5.
i tried ble_app_hrs_c in example folder of nRF52_SDK.
This program stopped at
err_code = sd_softdevice_enable...
Hello all,
I am actually implementing an SPI-master driver in non blocking mode, I write the following code, when I use a debeug led, the program enters well in the IRQ...
I started with the blu_app_template on a 52840. I have advertising working. I can see that from an iOS app. I can also see the details of the service. I see the characteristic...
I am using the Master Emulator C# examples to build my own application. None of the examples are able to properly connect to a remote device. When I open up the Master Control...
I'm writing an nRF52 DK btle application using SDK 12. The DK comunicates with 2 external peripheral via SPI and I2C interfaces. Complilation fails with the error:
._build...
hi, i am reading mpu6050 with nrf51822. every now and then the data got corrupt because of softDevice interrupts. if i don't use Softdevice the it runs perfectly but when...
Hi All,
I am using UART with baud rate 4800, with even parity and 1 stop bit. I'm getting 6-8 bytes in a packet. I'm receiving packets for every 8-10ms continuously. This...
