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...
I would like to have ble_app_uart + usbd_msc. Now the problem is that SD not suporrt the USB power events,as a result, I can not check when usb is plug in and request USBD...
Hi,
I am using nrf51822 pca10004 with SDK110 v8 , I got a problem that the code hangs in sd_softdevice_enable and stuck in SVC_Handler.
Thanks,
Nagaraj
Sorry for being funny English because I am using translation software.
Hello, I am using PCA 10040.Version is V1.1.0.
I am in trouble because it is recognized as "Bossa...
When I use sdk14.2.0 nus service communication for some time, the connection suddenly disconnected, disconnect reason error code 0x28 ,I do not know what it means, I do not...
Hello,
I am currently using SEGGER studio with SDK11 and the MPU9255 repository from github.com/.../nrf5-mpu-examples . I followed the installation instructions in the...
Hi all,
I have a question that whether it can be set to an equal value with CONN_MNGR_SCAN_INTERVAL and CONN_MNGR_SCAN_WINDOW or not in a S120 application. If I do this,...
I am using the RTC to generate a square wave signal.
I have two issues. One is that nothing I do on the prescaler or the Count Compare is having an influence on the frequency...
When we develop Bluetooth products, we find that in Android 6 APP, Bluetooth devices can connect normally, but at Android 7 or above, sometimes it doesn't connect to Bluetooth...
Just had a contractor update our project (simple device is peripheral and server for some GATT data) from SDK v12.x with S132 4.0.5 to v14.2 with S132 5.1.0.
All works...
nRF52, SDK12.1, Eclipse, gcc 5.4.1, FreeRTOS, no soft-device.
I am having a problem with GPIOTE. I have six interrupts programmed on six different pins. As long as the...
hi everybody
SDK:14.2
Chip:52832AA
NRF GOSTUDIO:12.2.10
JLINK:V9.4
I use NRF GOSTUDIO to write sofedevice or app,it note:
unable to find or open the...
Hi,
I am a beginner with NRF chips, just wanted to know that Can I use different package size for Capacitors/Inductors like 603 instead of 402?
Thanks.
Hello,
Our production systems run on Raspberry Pi, which is running on ARM. Currently the nRF5x command line tools are only available on x86, which means that we need to...
After working with NRF51822, I decided to go for NRF52832, and I bought some modules that have NRF52. I am using GCC and SDK13. I installed the S132 soft device which is in...
