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, Nrf24LU (Rx) , nRF51822(Tx).
The Nrf24LU Can only receive one packet。
if I use this function twice , like this:
The Nrf24LU can receive Continuous.
I guess The...
Hi,
I use nrf51422 and integrated BMA250E for Pedometer,
Now I can count the step but I dont how to calculate the speed, cadence and stride length like below
static void...
Hi All,
From my firmware I need to send large ble packets say of 1 K to the phone.
Is there any library or example code for sending large packets. Currently I am splitting...
Hi,
Our application requires that we connect a nRF52832 to a Microchip PIC32MZ host via the Nordic parts UART (RS-232 at CMOS levels).
In a previous application, we...
Hi everyone,
I've been testing SPIM with easyDMA, using nrf_drv_spi. I'd like to flush a 6-axis sensor FIFO in one SPI operation (31 samples * 12 bytes = 372 bytes) but...
Hi,
I am working with the ble_app_uart (central and peripheral) example and they already run fine. Now I discovered that some button actions are already defined on the...
Hello,
I have created the simple software usign NRF51DK to make the led blink for 5 times by using while loop
just to make the other part of my software
my aim of this...
hi,i have a question.
i set the advertise type to BLE_GAP_ADV_TYPE_ADV_NONCONN_IND MODE, and i add scan response data,but i can't see scan response data.Why?
Hi,
I would like to connect nrf8001 to a Renesas microcontroller but I could not find any documentation on how to proceed with this step. The only documentation I could...
The ADC module requires that the output impedance of the connected voltage source be 1kohm or less (section 31.1.3 of RM).
Does the same restriction apply for the LPCOMP...
Im having some issues with my nrf52 DK board, the jLink firmware seems to be buggy, I installed the latest available (160212) manually, but the j-link tool keeps bugging me...
SDK 9.0.0 sd s110
I want bootloader to store some persistent data at the APP DATA location. while going through the bootloader(dual_bank_ble_s110) source code, i noticed...
I have never worked with BLE devices before. Now I have a BLE project where I must be able to do he following:
I want to be able to pair/bond my BLE device to a smartphone...