How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
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...
I have made an ADC driver that (should) scan 5 inputs into a sample buffer using EasyDMA. On the END event the 5 samples are transferred to 5 ring buffers read by the client...
I've tried to upgrade the firmware using the DFU feature of the android nrf-toolbox app, but it returns the "REading file failed" error.
this happens only with my phone...
Hello,
I am using sdk 11 and I am refering to code ble_app_uart. I am using nrf51 and I want to add passkey to this code. So do this I added
// Add static pin:
uint8_t...
Hi,
I measured the throughput using the ATT_MTU Throughput Example.
I referred to Testing in the following URL.
infocenter.nordicsemi.com/.../ble_sdk_app_att_mtu.html...
Hi,
Is Ibeacons are normal advertising packets ?
Will all the BLE Central which scan receive this ibeacons ?
Can I use NRF51822 as a device which receive the ibeacon...
as far as I am concerned, when I use PPI or SHORTS without interrupts, I DON'T need to clear the corresponding event registers, and task will be triggered once the event is...
Hi, Noric
When I use Master Control panel to connect my nRF52 for DFU, it shows:
Then when I press "Start", it shows:
Plz help me.
Which example will be flashed...
Hi everyone. I am working on a project while doing my undergrad in EE and am confused on a few things.
I am using Raspberry Pi 3s with the NRF24L01 (NRFL) chip and code...
Hello!) Have some problem with custom pcb, created for nrf52832. After mounting all components a connected pcb to nrf52dk through P20 port. Chip was correctly detected in...
Hello,
I faced the problem of high power consumption when using a large number of the inner periphery.
Currently used:
SPI1 -> Accelerometer, ext. serial memory
TWI0...
Hi,
I am facing an unusual issue. My team has created a custom board using nRF52 and testing with HRS sample from ble_peripheral folder. Using the nRF Connect mobile app...
I've heard of a Bluethooth device called a N51802 QFAA0, which is possibly a nRF51 rip off / clone.
Has anyone else heard of this.
From what I've been told its fitted...
I'm tryinng to minimize jitter on my LED when I switch between .2 .4 .6 .8
I'm using a nrf51822 for my testing. The jitter is so bad that it has a strobe effect.
I reviewed...
