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...
Sorry I must have missed some crucial bit of documentation.
I have some code working using GPIOTE, however the inputs of the hardware, that will connected cannot be driven...
Hello,
I have interfaced MPU accelerometer on i2c and GPS on UART. Have enabled UART and using printf to display both sensor data. To begin with, both work fine individually...
Hi,
I checked erratas for nRF52840 rev1 and #164 is gone but #191 is still there. Can I have both #164 and #191 active in my code and it won't cause problems on either engineering...
Hello,
I have a question regarding the nrf uart driver. The RXTO event is never triggered even though the Interrupt itself is enabled (and the line is idle after a packet...
hi,
In Light switch Example ahead of time he have 3 Servers so we set SERVER_COUNT=3
if I want to develop Mesh Network..Where I introduce new Node, Provision the node...
when i use other hex file, it appear every time.
after i click "yes"， i can't scan the divece?
so what the proble ? how can i use "nRF Connect " with other hex file ,...
Hi everyone.
I want to use the nRF8001 in a low power application and therefore I want to save as much energy as possible.
I read in other discussions that the nRFgo studio...
Hello,
We are mocking our code but we are having difficulties eliminating the dependency of other files the mocked file includes due to the mocked header including the...
Good morning,
I am running the UART example from SDK 14.2 (example/ble_peripheral/ble_app_uart) on a brand-new NRF52832 development kit (PCA10040).
On the master side...
Hello.
I try to periodically updated data in my characteristic that way:
As soon as I connected via "nRF Connect", function " sd_ble_gatts_hvx" returns: NRF_ERROR_SVC_HANDLER_MISSING...
Hi all ,
I have SHT31 and I can read Temperature and Humidity value by NRF52 . But I want to create 1 service for display it on smart phone with the RH (name: Humidity,...
Hello,
I would like to measure the voltage of circuit GND by using the embeded SAADC of nRF52832.
But unfortunately I have no vacancy of GPIO to connect GND.
Could you...
I have set up a nrf52840 kit to upload data to nrf cloud via bluetooth but the data on the cloud is displayed as a hexadecimal number(1,2,3,4,5,6,7,8,9,A,B......) I want to...
I am not seeing a transition to BLE_ADV_EVT_SLOW. The transition I see goes from FAST to idle, without a transition to slow, from the configuration I don't expect to be in...
