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've created own characteristic and send it from proprietary board acting as peripheral to the Client in form of notifications. I use sd_ble_gatts_hvx() function...
Does anyone know of a good tool(s) for prototyping proprietary services and characteristics for App development? Our App dev team is ahaead of our firmware team and they want...
Hi,
I'd like to know how tp estimate of the best "timing accuracy" I could expect to achieve between an iOS device and a peripheral device. The objective is to make a specific...
Hi,
In my application I want to communicate nRF24L01+ with nRF51822 with dynamic length. Some settings are:
In nRF24L01+ side (reference: devzone.nordicsemi.com/.../)...
Hi,
Now I use these fun in ANT SD210 like below:
void MyFlashWrite(ble_ant_csc_t* cscdata)
{
uint32_t addr;
uint32_t patwr[3];
uint32_t pg_size;
uint32_t pg_num;...
what information does the nrfjprog.exe write to UICR(User Information Configuration Registers) register??
==========Tutorial of Flashing dfu bootloader to the nRF51 DK...
I want to use the ble sniffer to capture two peripherals connected to the master control panel.
with the ble sniffer I can only select one peripheral for capturing packets...
Hey there, I've posted this issue on the tutorial website and I came across a post stating that posting here will get me a quicker response. Here's my problem, when I tried...
In my application need to nrf8001 connect(bond) to e phone in a specific duration (for example 1 hours )and then disconnect and in one hour later bond again. In this duration...
Hi,
I am developing a Heart Rate application.
I need to ensure that i am flashing correct softdevice file through my application.
How can i do that?
Regards,
Sum...
Hi,all
i study DFU step by step according this link devzone.nordicsemi.com/.../a00076.html,but failed at step 8.my peripheral advertising as Nordic_HRM not dfuTag.
Can someone...
hi,
I used previously nrfjprog version 5 to program SD+APP+BL with --dfu flag and I can perform OTA DFU.
Now with version 7 there is no --dfu flag anymore and if I try...
Same question as devzone.nordicsemi.com/.../
What needs to change for a gcc setup in the compile flags.
If that helps, some of the flags I have now include:
-mfloat...
Hi,
I'm using s130 and my mcu is both central/peripheral. In the centrol role, when I try to connect and pair with an peripheral, I get all the way through SMP pairing...
