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 am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi all,
I'm working with TWI Sensor example. I've followed this https://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.sdk5.v15.0.0%2Ftwi_sensor_example...
Hello,
I want to use ble_app_uart example. I'm usign nRF52832 with nRF5_SDK v15. I need to put the MCU in sleep mode. I can do that. When the MCU awakes from sleep,...
Hi,
NRF52 DK has an RF switch which can be used for looking into the Nordic and observe the impedance using a VNA. I observed the same impedance in RX, TX and power off...
Hello,
i am finding that after i call app_timer_cnt_get() there is a constant power drain.
I have an Ultrasonic sensor. the ECHO pin will fire 2 times into a GPIOTE...
hi.........
how to add the timer mode in hts program , i want to set the timer in my program to receive the data according to timing .
i am using segger 15.2 version ...
When I power the 52840 from a LiPo connected to VDDH and using VDD/VEXT to power 3V3 components, when the chip is put to sleep is the output on VEXT switched off? Or do I...
Hello, above is the PWM modulation waveform (positive Xuan Bo).
How does 1.nrf52832 regulate the frequency of circulation?
Take this nRF5_SDK_12.2.0_f012efa\examples\peripheral...
Hello, I want to use nrf52832 to output waveforms as shown above.
Using the Demo1 example in D: Lianxi nordic nRF5_SDK_12.2.0_f012efa examples peripheral pwm_driver, we...
I am sending 6 packets of 20B each data using ble_nus_string_send() function at every 120ms using app timer. but the function returns error BLE_ERROR_NO_TX_PACKETS. So unable...
From the latest Nordic SDK 15.2, I'm running the usbd_cdc_acm example on an NRF52840 connected to a PC using USB. The firmware correctly executes the USBD_POWER_DETECTION...
