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...
Hi community,
I am working on IoT device. We want to establish a secure connection therefore we are going to need a secure storage for our private key. I am aware that the...
Worked fine until yesterday. Board turned off with computer, also the power switch on the board was in off position before turned on this morning. Now the debugger circuit...
Hello Nordic Team,
Please, I would like to ask some questions about BLE based smart-phone accessory.
Actually, I think about using a BLE based accessory (for instance...
Tuning the nRF24xx matching network:
The balun-function is done by the
180° degrees phase shift in L1. This
causes the signals from the two ANT
pins, 180° out of...
I am sending IMU data as 20 byte packets through nus service at the rate of 50 such packets per second. The device is a nrf51 DK configured as ble peripheral (S110). The application...
Hi all,
I have a makefile which runs perfectly from the command line on Windows under GCC, but in Eclipse it fails with this message in the Console:
make flash
make...
My application had a ID to separate difference device & host for the communication in the same area. When the Host power up, it need to search any existing same ID Host nearby...
Hi ,
I want to set the channels used for exchanging DATA (after connection) when peripheral and master are connected.
i searched and i find that it's like this :
//Set...
Hi I'm using the PCA10003 dev board to try it out the OTA firmware update.
What i did is exactly that:
Modify the bootloader example for S310 softdevice and 10003...
Hi, I have been developing with the nRF52 DK for the past couple of months however I have encountered an issue today which I am unable to resolve.
I am unable to establish...
Continuing my mission to have SES set up to be the complete development environment on a Mac I am struggling to get the Jlink Debugger to behave with SES.
It appears I...
hello , I want to Know how to write value to S0 , L ,S1.
for example : I want Set S0 =1 , L = 16 , S1 = 1 .
but I can't find any register to set S0 , L , and S1. .
My...
We are trying to reduce standby current consumption for our application. When measuring the current depending on the environment temperature we can see a rapid increase of...
My Application will have 4 difference host in the same area, if one device send a data and receive the ACK payload, is it receive all of the 4 hosts ACK payload or one of...
Hello,
I've founded the nrf_drv_lpcomp_init function didn't configure the EXTREFSEL register that why I can't configure the LPCOMP to use the AREF1 pin as an external reference...
