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 all,
I am on the DK-52 with the SDK 13.0.0.
After erasing the device, I follow this steps:
upload the softdevice
nrfjprog --reset --program s132_nrf52_4...
Hi Forums,
I work 51822 custom board.
I try to add Buttonless DFU so I test the "experimental_ble_app_buttonless_dfu" compile is good.
But flash to the board can...
I am building a Bluetooth Mesh network with multiple types of devices.
The provisioner is now capable of provisioning and configuring multiple instances of Device A but i...
I am using nrf52832 with softdevice s132 v3.0.0, sdk 12.2.0 and FDS.
I am using sdk_config.h to configure various modules in my project.
Earlier config: Using Timer1...
Dear nordic devzone,
When trying to build the "ble_app_hrs_c" example project it does not build in SES.
Output/ble_app_hrs_c_pca10056_s140 Debug/Obj/peer_manager.o:...
Hi,
I'm currently investigating the Bluetooth mesh using the SDK for mesh alpha 0.10.0, I was wondering about the limitations on the re-transmission of messages. The current...
this issue might also be one of others than myself
my main development environment is based on linux ... firmware, QT, android and whatever comes along ... i used to write...
Is there native support for hardware coex lines? If we have a WiFi chip that produces a TX Active signal, can we hold transmit from the nRF52840 till that transmit is finished...
I have bought a Tayio Yuden EYSGJNZWY Bluetooth module, which is in fact just a Nordic's nRF51822 (256KB Flash and 32KB RAM) with added antenna. Tayio's files say that the...
Hi,
I have built an application which is based on BLE and protocol that supports high frequency sampling of sent messages. I tried to achive that using only BLE, but it...
Hello,
I am designing a custom board with NRF52832 IC. I have a query regarding routing of traces.
In my design, I am not using all pins of IC. Do I need to route traces...
Hello,
I am designing a custom board with NRF52832 IC. I followed the same layout design as suggested by Nordic.
But , I made some additions to reference layout. I added...
I'm trying to set up a gazell device with a channel table that is 16 channels long. This is for a pairing application where the host has a channel table that is 6 channels...
I'm using SDK13.0.0 ble_app_ancs_c example.
On connected with a phone, pm_evt_handler is called with PM_EVT_CONN_SEC_SUCCEEDED, and call ble_db_discovery_start(), then...
