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 All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
Hello!
A quick question about how to shutdown unused RAM on the nRF52810-CAAA?
We're not using any of the Soft Devices. Our code is pretty tiny. Map file attached.
We...
Hi,
I want to read data from my ble UART (NUS), to do that I implemented the NUS service and registered the onDataWritten callback (which is the MBED equivalent of the HVX...
Hello:
If we are to use the nrf9160 in a production product, what additional certifications are required? For example, if I purchase a Telit cellmodule, I still have to...
Hello All,
I want the DFU service at the application level, not at the bootloader level. Means I have to build a very simple bootloader but I want DFU service at the application...
Hello nordic:
nrf52832 how to control pa, i use this functio pa_lna_assist(). This function is the solution on BBS.this used for s132,but i use s332.the ble is ok,but the...
As per description, I don't understand how to make a dfu package that writes the whole MBR+Application range and doesn't use a SoftDevice, for example out of a hex file such...
I'm using SDK 15.2 and trying to set up a USB mic class. I am having trouble getting the SOF audio interrupt to fire.
I initialize the app_usbd module with the configuration...
Hi
I would like to know that is there any Blue tooth low energy relay like RFID tag , which can detect bLE only and can trigger a circuit. It should have small form factor...
Hello everyone , i have noticed that the sniffer can pick up the the packet from the same channel twice.
According to the Bluetooth 4.2 specification, the advertisement...
Hi all,
We were developing our application using nRF52840 and later decided to change to nRF52832 considering our hardware constraints. nRF52840 has 16 bit counter for EasyDMA...
Hi all,
I want to make a 2.4g wireless keypad usb reciever application, I tried to found some offical software demo but get nothing, is there such demo supplied officially...
hi, i am using nrf52832 and a peripheral device , i had merged two programs uart and twi sensor . its working fine . now i want to get a resolution for my temperature data...
Hi,
I'm trying to read data which transfer from Nordic circuit using an android device. But when I try to call connect() function, it returns an error message saying "Read...
Hi,
I enable nrf51822 deep sleep mode with
and got 0.23uA current consumption instead of 0.6uA expected current consumption. What is happening?
This is the board...
