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...
Hi,
In Nordic nRF51822, (please correct me if I am wrong), after I transmit 1 byte of data (since the transmit fifo is 1 byte long and receive fifo is 6 bytes long), I can...
Does the python driver support multiple dongles? I have a situation where I want to scan with one dongle and connect to devices with a second dongle. However, the collector...
Hello,
I want to use the PCA10040 to program a custom board running on 1.8V using the debug out port. Is this possible?
Also, is there a way to set up the PCA10040 so...
Device: nrf52, sd132 v3.0.0, SDK 12.1 (and also 12.3), freeRTOS, BLE peripheral, gcc-arm-none-eabi-5_4-2016q2
I am experiencing an issue which is causing our device to...
Hi everyone,
I am developing a remote control using nRF52832 chip. My prototype is currently developed in PC10040 board. The IDE is Eclipse Oxygen, and the SDK is S132...
Hi, now I'm using NRF52832 's UART with SD12 and it required to receive 40 bytes per 10ms.
In fact, it does not take 10ms to complete the reception.So my idea is to create...
Hello,
I'm working on a type of activity tracker using the NRF52, and I'm a bit stuck with time aspects.
The device stores two versions of activity data; daily totals...
Hi
First I wrote a post because the initialization was crashing, but now I found out it was because the RX line was low.
How to initialize the uart if the RX line is low...
hi i have a problem with ble app uart.i used nRF5_SDK_12.3.0_d7731ad and Eclipse Mars 2.
I had build main.c in hex ble_app_uart\pca10040\s132 . And after that a maked mergehex...
Hello,
I am trying to update our application with DFU support but it will not work for me. One of 2 things happens:
Programming the bootloader and softdevice by programming...
Hello,
We have the following setup:
SDK Version: nRF51_SDK_8.1.0
bootloader Version: dfu_dual_bank_ble_s110_pca10028.hex
soft Device: s110_nrf51_8.0.0_softdevice...
Hello,
I'm working on a concurrent role device (advertiser+scanner+peripheral+central) and devices are configured to connect each other in a mesh-like way (Note: I'm not...
Hi,
i am using ble_app_hrs_c_pca10056_s140 and when connected to one particular device i need to access it's GATT profile services and characteristics.In example ble_app_hrs_c_pca10056_s140...
