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...
What is the output for the capacitive sense driver example? ADC code? Voltage? Time? For example, when the csense_handler function is called, the following line will print...
Hi I'm facing problem to detect external crystal oscillator in my custom nrf52832 board's. I'm think it is not connection issue as I'm facing same issue in other 9 boards...
Hello, everybody.
I'm working on combining the nRF52840 and the GPS module and are currently developing a program that stores real-time GPS data in an external flash memory...
Hi,
We are planning on upgrading the firmware on our device from Mesh v0.9.2 to Mesh v3.0.0 via BLE.
Specifically, our current stack uses: - nRF5 SDK for Mesh v0.9.2 ...
IPhoneX sometimes goes into the ble_evt_handler auth_status event, and then p_ble_evt->evt.gap_evt.params. Auth_status.auth_status!= BLE_GAP_SEC_STATUS_SUCCESS, other iPhone...
I am unable to compile any SDK12 example with SES even following the tutorials. Versions in tutorials are different from those actually available resulting that menus shown...
What is the difference between the twi_sensor example and the twi_master_using_app_twi example? Where do I find any documentation that describes the available functions for...
Hi
we are currently designing a device using the nRF52840 and are looking for information on the most cost effective way to do large scale production testing.
will we...
Hi,
I have an issue with pinging the nrf52 (PCA10040)(with mqtt_pub loaded), from the PC on the LAN to which the Raspberry Pi is connected to.
I can ping the nrf52 from...
Hi, I've followed the tutorial on https://devzone.nordicsemi.com/tutorials/b/bluetooth-low-energy/posts/ble-services-a-beginners-tutorial . I got to the end of the tutorial...
Hi,
In your reference design: https://www.nordicsemi.com/DocLib/Content/Product_Spec/nRF52840/latest/ref_circuitry?1070#unique_1780233596
There is a line from DEC2 to...
When I debug my product ,using nrf51822, using the ble_uart example, my product will using MCU commnication with BLE,using uart.
When I modify the PIN of the uart TX pin...
Hello:
I am working with my sales contact at AT&T in the USA. I mentioned this module and that it was going through certification. Before I moved forward with the carrier...
Hi,
I'm using an nRF52840 dongle with pc-ble-driver on Linux. It has connectivity 6.0.0 with S140. I tried the heart rate collector/monitor example pair (I have two dongles...
