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...
I have followed all steps in the recent blog , but the device doesn't advertise.
I am using:
BMD-300-EVAL devkit (nrf52832)
SDK 12.1.0
S132 3.0.0
Eclipse with...
Hello,
I'm working on nrf52832-DK with SDK11 on Timer1. I can't use TIMER0 because I'm using also the softdevice.
My code source is :
//handler
void timer_led_event_handler...
I am working on a project in which i have to get the readings from device (BLE device). I have two devices BP and BG. I can successfully get the data from the devices using...
i am using customized board for nRF52832. i am using ble_uart example code.
in that example LED1 on nRF52_DK board is used for indication for ble connectivity.
in my customized...
From this post here I learned that the device manager can be used to store characteristic values persistently. This post is quite old though and it seems more common to use...
Hi
Im trying to generate dfu zip package.
Im working on ready hex and zip files in nRF5_SDK_13.0.0_04a0bfd
In examples\dfu\ble_dfu_send_hex\test_images_update_nrf52832...
Hello, I am working on NRF52 DK,SDK12.1.0.
When I am trying to make board into sleep mode with sleep_mode_enter(I have get sd_power_system_off),I found that RAM/UART is still...
Hi,
We designed the circuit followed the reference circuit(QFN48), and all the value of power capacities are also followed the reference circuit. But we failed in the 8kv...
Hi, I'd like to use nrf51 dongle to scan for ant/ant+ communication, but I can't understand how to do that... it doesn't work with antware sw and I don't know how to use it...
Hi,
I use NRF51822 to design a ble product,my client require that when in the front of the ble device the app can connect the ble device,and can't connect in the back of...
My Issue,
I need to be able to set radio RCV/TX signals to a specific distance. I would like to control this
through the firmware. Do you have any recommendations or examples...
Hello,
I am using Keil Lite edition and I'm receiving a linker error from exceeding the code limits in Keil. My code is 37336 bytes and apparently cannot exceed 32000 bytes...
Hi,
I'm currently working on a BLE device which works his whole lifetime on one battery. This means we have to save as much energy as possible. This is why we set our advertisement...
