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 using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
Hello there,
I am working on secure dfu. I followed all the steps mentioned in this post and successfully created the secure .zip file.
Here's what I did(In this order...
First time I programmed the BMD 300 IC ,it got programmed and worked good.After some days later I tried program the board, But the previous code was present in the mcu, i...
When using nrfutil to upgrade the app for 52840dongle, you can see the data shown in the figure through the USB analyzer. The highlighted one does not quite understand the...
Hello,
I'm working on an nRF52832 with SoftDevice v6.1.0 and SDK 15.3.0. We have made a custom application that was created from the ble_app_uart example project. We've...
I inserted code.
OUT 0x04 endpoint works, but 0x84 IN endpoint doesn't.
I use libusb from Linux PC to communicate with nrf52840 via USB. At PC I call function "libusb_bulk_transfer...
I am not able to find the schematics of the development board.
The info center redirects me to the download page of the nRF52840-DK but there are no schematics in the drop...
Hi,
I was wondering if you could give me information on the validity period of the GPS assistance data?
In other words, how often do you need to download the data...
Hello,
I am working developing an application that sends data as notification to connected host at the data rate of 2KB/sec. The chip being used is NRF52832 with S132 soft...
Hello there; My setup: NRF52832 SDK 15.3 I'm facing some problems with FDS when i use it with BLE activated.
When i read or write on FDS using fds_record_open or fds_record_update...
I followed the steps mentioned in the Bluetooth low energy Characteristics, a beginner's tutorial, but at "if ((p_evt_write->handle == p_our_service->characteristic1_value_write_handler...
Hi, I tested "Simple_coap_client" and "simple_coap_server" on NRF52840 using Threading SDK.
I want to change the transmit power, so I used "otPlatRadioSetTransmitPower ...
52810, LIS3DH, I call nrf_drv_twi_tx got NRF_ERROR_DRV_TWI_ERR_ANACK return using either TWI/ or TWIM . Here is my code:
const nrf_drv_twi_config_t config = { .scl = TWI_MASTER_CONFIG_CLOCK_PIN_NUMBER...
Hello,
I want to verify with you if the Standby current for My Bluetooth 5.0 corresponds to the system "on" according to the Bluetooth datasheet or there is another way...
Hello, we've built up quite a bit of experience programming Nordic targets with Keil and nRFgo studio. We love your products. However, we are considering moving away from...
I'm trying to get debug output to appear in my Segger J-LINK SWO viewer (from an NR52840 SDK board with NRF5 v16) which I understand is a potentially complicated process;...
