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...
Hello,
What is the best way to do migration between SDK 11 to SDK 15.
There are guides for each step. Is the best way to do SDK11-SDK12 then SDK12-SDK13... ?
Thank...
Hi,
I just switched over from the nrf52840PDK to the nrf52840DK and I'm running into an issue where the DK board is not firing the NRF_USBD->EVENTCAUSE = Ready event....
Hi,
I'd like to inquire about the recommended configuration for RF conducted emissions testing for the BTLE radio on the nRF52832. As in the reference circuit provided...
I am trying to send more than 255 Bytes of data over I2C so I break it up into 255 byte transfers within a transaction.
I notice a stop/start condition is sent between I2C...
Hi,
I am trying to have two instances of SPI with the same data and clock pins but to two different devices and thus two different select pins.
I have set all the SPI_Enable...
Hi,
The nRF Connect iOS and Android apps provides detailed instructions and functionality for enabling the device boot loader via the iOS/Android] mobile apps. When running...
Hi,
I have a application where the TWI is always reading a sensor in the main task.
When the DFU requiere to reset, frequently the TWI is busy and the current frame is...
I am using nRF5_SDK_15.0.0_a53641a with a nRF52 Development kit. The board is Rev 1.2.4 (the sticker on the bag says nRF6827 and the sticker on the chip says PCA10040). I...
I am struggling to configure all of the options I desire to on the the "ATT-MTU Throughput Example". This is the version provided in the v15.0 of the SDK, with the hex file...
Hi,
I have two nrf52dk devices.
I Want to test the BLE examples which can exchange Bytes of information between each other and display over the UART.
Which examples...
Hi.
My target board has a power switch that is managed by GPIO.
First-time, a user clicks the button, the GPIO is turned on and the system wakes up.
In reset case(Firmware...
I'm troubleshooting my NFCT state machine -- I'm getting a lot of FRAMEDELAYTIMEOUT errors and can't understand why, I'm triggering a TXSTART ASAP... but that's another issue...
Hi there,
Is it possible to feed XC1 or XC2 with an oscillator output rather than using a crystal?
It would make sense for me in terms of application but I cannot see...
hello , I followed this tutorial : devzone.nordicsemi.com/.../wireless-timer-synchronization-among-nrf5-devices
when i put the button 1 i have just a signal of 2 second...
Hello,
I want to use the D-/D+ as general I/O pins but noticed that it's not mentionned "General purpose I/O" in these pins.
Are these pins only available for USB ?...
