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...
We can know the state of radio by checking NRF_RADIO->state register value, but is there any way that we can be "informed of" the state transitions of this register instead...
I want to demo the NFC provisioning example on Github. Unfortunately this app is not complete.
https://github.com/googlesamples/android-NfcProvisioning
Is a complete...
Hi. I'm using nRF52832 SDK 13.0.0.
My device is peripheral and it is advertising every time.
Now I want to change advertising packet and scan response packet every time...
Hello:
We have a BLE project running on the BMD-300 from Rigado for which we want to add BLE DFU functionality. I am basing our development on the "ble_app_buttonless_dfu...
Hello,
I want to measure the current in system off mode.
I am flashing the S110 softdevice and bootloader in the nrf51822 chip.
Using BLE i am flashing an application...
Hi nordic
I'm developing using nrf52832
This board has many example code so I'm developing smoothly
but Today I had problem. It is about check time
I want to check...
Hello, I use light switch example (nrf52832, mesh sdk 2.0.1)
Can I create mesh network without servers? (clients will send messages to each other and process them)
And...
Hi, I want to use 2 I2C instances and 2 SPI instance during setup, and later switch to 1 I2C instance and 3 SPI instance. To do this, I tried to swap TWIM2 instance to SPIM2...
I'm looking to build a product which require an Android board with relay and BLE 5. I am very new to this and so far I have been playing with Raspberry Pi where the BLE and...
Hello, this will be a bit of a long-winded explanation but here goes: I'm building an SPI driver that reads data from an external ADC and writes to a PWM signal. I got the...
I figured that I could put
#define TX_POWER_PHIL +8 /** -40,-20,-16,-12,-8,-4,0,+2,+3,+4,+5,+6,+7,+8 phil **/
and then make two changes to
static void advertising_init...
Is any GPIO, as output, logic level on nRF52832 maintained when the device is in OFF mode? Same question when the system is in ON/Low power mode Thank you
Hi guys!
I am making an application that uses the PCA10056 for 2.4Ghz RF communication using Enhenced shock burst(esb).
Also, when upgrading the application, i try to...
Hi all. I fell into despair in an attempt to find a solution. If I do not use sprintf then everything works fine.
Before calling some_f, mqtt_put works without any grudges...
