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 am new to the SoftDevice and I am using NUS UART example (nRF5_SDK_16.0.0_98a08e2\examples\ble_central\ble_app_uart_c\pca10040\s132\ses). In server side, after writing...
Hello,
I am noobie at programming. I bought myself these modules, I want to create a mesh network for one of my projects. Could you please tell me how do I proceed ahead...
Hello,
I am using ses and nrf52840 dk
I wrote the code for reading temperature from the inbuilt temperature sensor and when I read value from TEMP register I am getting...
I am trying to perform a large SPI transfer of 72576- 104976 bytes to an nRF52840 SPI slave. I'm running into an error thrown by the SDK indicating that this length is invalid...
hello,When the device's pairing record is lost, the phone's is in.stack report PM_CONN_SEC_ERROR_PIN_OR_KEY_MISSING What should I do? NEF52832,SDK15.2.0,S132
I am trying to use the Zigbee SDK to develop a device to connect to older legacy ZigBee HA coordinators. To do this, I need to use the zb_ha_ez_mode functions detailed in...
Hi, we are evaluating possibly using OTS in our product. We are currently on SDK 15.3.0 and when I look at the documentation:
https://infocenter.nordicsemi.com/topic/com...
Hello,
I really need your help with my problem.
I have a sparkfun nrf52840 mini which is the peripheral, using the code ble_app_uart, and a smartphone with a custom...
I'm compiliing against version 1.1.0 of the ncs, and my device have the mfw 1.1.0 firmware running.
When starting the device, I get the following output:
This is not...
Hello,
I am using nRF52840, SDK_16.0.0, S140 SoftDevice and Segger 4.16 for flashing the image. I am using ‘ble_app_blinky’.
I am new to DFU feature on Nordic. I have...
I have custom board with nrf 52832. I am using SDK 15.2.0. and soft devices s132 V6.1.0 to transmit advertising packets with advertising interval 1s. I have written simple...
Hello :)
After upgrading the modem firmware of the nRF9160 to version 1.1.0 (mfw_nrf9160_1.1.0.zip) the call to getaddrinfo returns error 12.
If I downgrade to version...
Hello, everyone~
A new requirement is generated from my customer. He wants the ANCS can transmit more than 20m in a house. So I want to know if BLE 5.0 long range can transmit...
Hello!
I am dealing with nrf52832. I want to process data reception with SPI during f_write processing. Is this possible? As multi-thread processing 1) PT_THREAD in pt...
