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...
Hello
I am contacting you because I have 2 problems:
1. I downloaded the "nRF5_SDK_for_Thread_and_Zigbee_v4.0.0_dc7186b" available at this address: www.nordicsemi.com...
Hi!
I'm using nrf52832, SDK 16 and s132. I've successfully used a ble_app_hids_keyboard example to make a Bluetooth HID peripheral device to transfer sensor data to the...
I want to use a timer to generate an event at a rate of 16kHz. So just as a test I'm setting up TIMER4 and a CC event to toggle a gpio pin. As I understand the clock source...
Hello everyone,
I set up Thread Secure OTA DFU Example by using a nrf52840 DK as DFU server and a nrf52840 Dongle as DFU client. I am using nRF5 SDK for Thread and Zigbee...
I'd be grateful for some assistance with what I may be doing wrong.
I have programmed the serial example on a device and the server example on another device.
Copied the...
Hi everyone:
I was testing the bonding with passkey entry, but it seems failed.
The slave 51822 EVK board is set with "BLE_GAP_IO_CAPS_DISPLAY_ONLY" and "MITM = 1".
...
Hello devzone! I am using translation.
I am using a DK board (PCA10056) to examine the current consumption of nRF52840. I commented out the advertising_start() of the SDK...
Hi, I'm trying to implement a mesh serial node with LPN capability, where the UART can be disabled to save power, and then re-enabled via a GPIO.
I am measuring current...
Ok -
I've been through this a few times and read the forums, but the current build system is broken. I'm trying to compile (not even load the board at this point) the ble_hts...
Whichever input channel I select, I always get a value close to zero. Here is my test code using VDD as the input source:
In this case, RTT reports that the value...
More of a plea than a problem. When I migrate to a new version of the SDK I try to be very careful. So, I use sha256sum to check all similarly named files from one version...
Hi,
I am trying to read the SFDP (Serial Flash Discovery Parameter) register of a Micron NOR flash memory using nRF52840 QSPI peripheral. The read SFDP register op code...
Hello,
i work on nrf9160 dk
I would like to know if it is possible to use an AT firmware to be able to easily switch to LTE-M, NB-IOT, send sms, switch off the modem...
Hi.
I am using nRF52840 & SDK 15.0.0.
I set the advertising slow timeout to 14 min, But, the advertising stops at about 3 min.
The followings is summary of advertising...
