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...
The rest of the nrf_gfx library uses uint32_ts for color, but for some reason the nrf_gfx_print function uses a uint16_t.
The fix requires changing the color type in nrf_gfx_print...
Hello,
I'm trying to activate an iBasis SIM that I had on another account. I closed my old account but I can't activate the sim on my new account. See image attached.
I'm experiencing a freeze - at least from user's perspective - when using a slightly modified "usbd_cdc_acm"-example and applying some human generated load (meaning: hitting...
I'm using two nRF52840 dev kits, both running with the same code.
I start the timer and every 20 ms, when the timer expires, I set a new 20ms timer, and in handler(),...
Hello, guys.
I can rewrite s_dfu_settings that are in bootloader.
I try to update firmware from application that means that I save firmware in second bank and I need to...
Folks,
Been struggling for a couple of days with a comms issue that I assumed were at the other end of my system, but am starting to think it's at the nRF52 UART end and...
nrfutil
dfu serial -pkg ble_ app _v1 .zip
-p /dev/ttyUSB 0 - b 57600 - fc 1
When activating DFU sometimes on the last packet sent to the bootloader, I see "Read no data...
I need to know how to set up the SES debugger to continue debugging when the program jumps from application into the bootloader.
nRF52832 SDK v15.3
Using the following...
C:/Program Files/SEGGER/SEGGER Embedded Studio for ARM 4.18/gcc/arm-none-eabi/bin/ld: Output/Debug/Obj/port_cmsis_systick.o: in function `RTC1_IRQHandler':
1> .....\nRF5_SDK_for_Thread_and_Zigbee_v3...
Hi,
When I use SDK16, for example, the ble_app_hrs, the Keil will throw a error about the system_nrf52840.c.
1. For Device Family Pack version 8.27.1, it could not find...
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.
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