I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
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 again,
I have advertising up and runnnig and can connect to my server through the nrfConnect app.
However after ~39-40 sec(every time) the connection is lost with errorcode...
hello,
my application involves sd132 2.0.0, sdk11.0, nrf52832.
i am using app_gpiote, sd and timer(as mentioned in this ).
i am using gpiote to detect a tamper.
the...
Hi alll,
I wanted to use a encoder for measuring rotary motions. so i kept a magnetic encoder named AS5601 which uses I2C communication and i have never done anything on...
Hi, everyone,
We are developing the project on nrf52832 where this device "plays" both central and peripheral roles.
In the central role the device activates the scanning...
Hi,
In my application I am creating one more custom service using UART service. I have created new files named ble_nus1.c and ble_nus1.h. In these files I have changed...
I have been having issues with our Flash component ( S25FL256S ) over SPI with the nRF52832 using easyDMA. When reading out values of a peripheral, the returned contents are...
Hello,
I am working on the project as CDC Example.
When I make CDC communication with the nRF52840 in my Windows Tool,
We confirmed that communication was not possible...
hi,
My program used total 10 app_timers, like this APP_TIMER_DEF(connect_timer_id); APP_TIMER_DEF(scan_timer_id); APP_TIMER_DEF(standby_timer_id);
I don't know how to...
Am currently using Apache Mynewt.
BLE Mesh works great when utilising the provided samples.
However, because of lack of documentation / my lack of knowledge am unable...
I'am using notify continues to send large amounts of data,i want to know that notify whether can guarantee package serial number not random sequence and ensure that each data...
Once the Nexus 7 wakes up from deep sleep, we are unable to get scanned devices on Nexus 7.
Turning off the Bluetooth and turning it on again does show the devices. Is...
For DFU and BLE application coexistence, Can I add application services into BOOTLOAD for routine BLE application with DFU? instead of the way that reset from BLE application...
Hello I would like to know when nrf51822 (SDK v12.3 with SD S130 ) advertising timeout and system goes to sleep , how could I retain the ram data so the MCU could work properly...
Dear experts,
I'm using nrf52832 with softdevice s132 v2 for BLE central products developing. According to the specification of s132 v2: We should run some code to get...
