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...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi,
I need to send data from a CSV file on the nordic board(Via fatfs library). I have presently gotten a Gatt service up and running.
I have a mobile application which...
Hello ,
Do we need to use TIMER1 ,2etc.. to use TIMER1 ? In my current configuration i have set NRFX_TIMER_ENABLED to 1 and others to 0 "NRFX_TIMER0_ENABLED and other instances...
Hello,
I'm trying to use th nRF52832 as a slave SPI device but in the examples "spis" I see the firmware uses DMA.
Can I use it without DMA?
Also, what is the difference...
Hi ,
I need to generate a count data to third party library.
So I create a timer1 ,it can work well.
But I set time_us equal to 1 ,the "timer_led_event_handler" don...
I am interfacing external RTC PCF8563 to nrf52840. Also I will be using low power sleep mode. Will it be possible to wake up nrf using 1hr alarm interrupt of rtc?
Hi ,
I am working on the project based on nrf9160.
Please verify it-
1. I want to print the current clock source of the board as board is initially work on LFCLK....
Hi!
I am feeling a bit stupid, since I know that I must have made a config error somewhere. I just don't know where. I am developing a BLE HID device using SDK 16.0 and...
Hello,
I have trouble with interrupt.
I use pin 16 to trigger interrupt signals from a sx1261 module.
It has worked well on example code with SDK 14, but for my projet...
SDK Version: 15.1 IDE: Keil Softdevice: S132 v6 Example: Blinky peripheral example slightly modified Q1. Does the Softdevice use RTC0? Q2. Does the App Timer use RTC1? If...
Hello everyone,
I am using the pc-be-driver-py library to start a scanning with IRK and I view the advertising events that I get. My peripheral is configured to do 1 advertising...
When i compily the SDK16.0.0 example project: iot_secure_dfu_bootloader_secure_dfu_s132_pca10040 i get error after Linker, saying .rodata and .data are too large for the flash...
Hi, As per our requirement, we have integrated GCP on thingy91 (PCA20035) and able to send and receive MQTT messages without any issues. But as part of FOTA implementation...
Hi,
I'm using the light switch example and lpn example from the Mesh SDK 4.1.0.
I have one Board as the light switch client (gateway), one as the light switch server ...
