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'm trying to use the HCI UART sample to provide Bluetooth support through UART. At first I want to test it between two Nordic Boards, but later switch to another MCU...
Hi,
Also asked your AI, but if I combine the information on https://docs.nordicsemi.com/bundle/ug_ppk2/page/UG/ppk/measure_current_source_meter.html with that on https:...
Hello Community!
I want to use the npM1100 as a power management device in my project. The external battery to be used is the ER26500 and it is not rechargeable.
If I...
Hi,
We have a product in production which uses the mpsl_radio_notification_cfg_set() function along with a callback to control an external GPIO when thre is radio activity...
Hello, I have a question about how to monitor Zigbee devices for dead or alive, especially end devices that sleep. I am currently developing a hub to control and retrieve...
Hello, We have a custom board with nRF52832, using BLE, s132. I have noticed recently that in nRF Connect App (v4.29.1) usually the services and characteristics show up twice...
Hi there,
I am trying to develop a simple application that must write information within a micro SD card (nothing too fancy, it is just plain data read from the internal...
Hi,
I added MCUboot and SMP BT Service to the OpenThread CLI routine to implement the device firmware upgrade function.
I found that after DFU is completed, the Thread...
If the lock's status changes while the device is powered off, causing a mismatch between the lock and the Apple Hub, how can I immediately update the status upon powering...
Hi!
I cannot get I2S echo sample to work on nrf54L15. Tried following overlay
build configuration nrf54l15pdk_nrf54l15_cpuapp
I verified with oscilloscope that no...
Hi,
All-of-a-sudden I'm having problems debugging my application. THis morning it was working right, this afternoon it's gone wrong!
I think it's pretty near using up...
Hello,
we want to get three different states using only one GPIO:
1. nRF52840 GPIO output driven low
2. nRF52840 GPIO output driven high (3V3)
3. nRF52840 GPIO internal...
Hello Nordic community,
I'm working on a project using the nRF5340DK where I need to achieve precise control over three GPIOs with the following specifications:
P0.07...
Hello,
We are using the nRF52840 on our own board.
When I added up the current consumption at 3V, based on the datasheet, I get 14.3mA (CPU from RAM, Tx at 0dBm 1Mbps...
