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...
WHAT EXACTLY IS THE PURPOSE OF PPI. IF I AM GENERATING A PWM SIGNAL IN PIN NO 21 AND USING A WIRE I CONNECTED TO PIN NO :24(BOTH GPIOS) IN NRF51422 BOARD AND WANT TO COUNT...
Hey I was using the relay example in SDK 12.2 on the s132 NRF52DK.
We added a service and characteristic using the Nordic tutorial - devzone.nordicsemi.com/.../
Using...
I have a very simple test script which enables a BLE service (only the Generic Access and Attribute), advertises and waits for connection. It also sets four pins to input...
We made a READ request from the client with nRF 52 as BLE peripheral.
READ was automatically repeated 10 times when writing 200 bytes of data in a characteristic fashion...
I want to program my nrf51822 aa module but when any softdevice has been already programmed, it doesn;t work..
it says error of erase failed..
flash download failed cortex...
Hello,
I am using nRF52832 DK s132 and interface with accelerometer. Now i have successfully read 3 ADC channels with time period of 244 microSecond on terminal. But i have...
Hello,
I am working on an nRF52832 application that uses SoftDevice S132 v3.0.0 as BLE central, BLE observer, and a proprietary protocol using the timeslot API.
Sometimes...
I have a Redbear BLENDv2 and want to program it with Keil. I am new to both Nordik SDK and Keil. Any help how to get to the example or open the example projects
Hello,
My question is about the case when initiator device attempting to restart encryprion with previously bonded responding device that lost the bond context.
As usual...
Hello,
I am trying to interface bme 280 with nrf52. I am using sdk12.2.2 and referring code twi_sensor.
I am able to initialize the I2C drivers and I can read the chip...
Hi,
My name is Bruno, and I am working with a Bluetooth module from u-blox(NINA B112-00B) which contains a nordicSemi board nRF52832 with a Cortex M4 processor. I'm getting...
Hello,
I am trying to combine Softdevice, bootloader, and Application hex files in single hex file.
Currently using s130, SDK11, nrf51822.
I combined files using this...
1, run NRF52832\nRF5_SDK_13.0.0_04a0bfd\examples\peripheral\uart, uarte_irq_handler can get irq when receive a byte.
2, run NRF52832\nRF5_SDK_13.0.0_04a0bfd\examples\proprietary_rf...
