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'm developing a custom driver (C++) for the SPI master. Somewhere I've made a mistake, where the first received byte is written with a memory offset in SPI mode 1. I.e. we...
Hi,
I have a BLE application, which I want to interface with PC via serial communication through USB.
It seems that just adding Softdevice breaks the USB_CDC_ACM example...
Hi all,
As a followup of this question, I started with the Thingy Mesh Provisioning Demo v0.5. However, I cannot get this version working possibly due to some unclear points...
Hi,
Am developing a beacon using nrf52810. I have a doubt on how to program the nrf52810 which I made using the schematics and layouts given in the Nordic website for nrf52810...
I am noticing that FDS requires me to specify a "record size", but there is no maximum specified, so I am testing it. Currently my program attempts to store 32 words, but...
I want to add some code to static void app_onoff_server_set_cb(const app_onoff_server_t * p_server, bool onoff) in light switch server application.
My intention is when...
When nrf51422 passed the authentication, when entering the rx mode of DTM, there was always a -59dbm launch at the 2.79GHz frequency point, what caused it, and how to eliminate...
Hi, I am trying to interface MPU6050 IMU module with NRF52832 DK.
I need to send the Accelerometer and gyroscope data to mobile app by using BLE_UART program
this is my...
Hi,
I'm trying to send a broadcast message from my client to all my server. Actually i'm working over a modifed version of the light switch example.
i saw that in the...
Hi i am using nRF52832 with SDK v14.0.0 on LINUX, so usually a service and a characteristic have the same name space but you just change a few bytes for every id. But the...
Hi there,
I am having issues to run my program after a MTU increase size.
I am getting the following error:
I am not sure if it is related to the RAM size values...
How to select endpoint transfer type in hid keyboard example?
I am using nRF5 v15 with a nRF52832 and Soft Device s132 and the reports keep being sent as a bulk transfer...
I'm finding my PCA10056 nRF52840 Q1AAAA development kit to be acting very strangely.
1) I takes almost 3x as long to program as a PCA10040
2) Generally I have to program...
I'm using nRF24L01+ since some time, the version on board with LNA end PA with very good results. The electronic is shielded on that module.
Very rarely it happens that...
Hi,
here is the situation:
Compiler: VS 2017
CMake: 3.12
boost: 1.67.0
pc-ble-driver branch: master
Firstly I can successfully build the pc-ble-driver, with this...