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...
I am using nrf51822. Separately BLE and flash are working perfectly alright. But when I comment err_code = ble_advertising_start(BLE_ADV_MODE_FAST); this line flash is working...
Hello,
As per my understanding, SPP was supported by BT Classic and no more supported in BLE. I have a device, which runs SPP. It has to be connected to the BLE client....
Hi, I am now developing a product which uses nrf51422 chip. In this product, I use buttons to turn on and off (since I don't have hard-power cut off circuit, we use system...
Hi
I wonder if the SDK DTM example can be used with a Rhode & Schwarz CMW500 unit. Are the commands compatible with each other, i.e. expected by the CMW500 and DTM example...
Hi,
we're evaluating NRF52 as a platform for a project in the agricultural space and I have some beginner's questions:
Is it feasible to use a timer firing at 100kHz...
Hello,
I created a custom board with the BMD350 module (it has a nRF52832 chip), and I a trying to program it with the BMD300 eval board.
The module on my custom board...
I am using a nRF51422 device with the SDK 11. The task is to transmit battery service data to an application on the phone. I was wondering if there is a tutorial available...
Hi,
I used "ble_image_transfer" sample code and can get the all the stuff I want and now I'm implementing the central device for it,
but somehow I always got the "cccd_configure...
SDK 14.0.0/S132 5.0.0
When a whitelist is in use and during a connection, a call to ble_start_advertising is made to change advertising to a non-connectable type
since...
This keeps happening every time I stop the program for a while and then resume execution.
N.B. I did put a breakpoint trying to catch the problem.
Softdevice s132 6...
Hi All,
I have more boards on which I have loaded the code ble_app_uart_c (nRF5_SDK_15.2.0_9412b96) which I use as central devices and I have other boards on which I have...
I need to send the following sequence of bits through TWI
start bit | 7 bit address | write | slave ACK | stop bit
I looked through the twi_hw_master.c and it seems...
When building a project that compiles the hal_nfc_t2t.c, it errors for nRF52840, but works for nRF52832.
For the nRF52840, I get these errors:
Looking for some of the...
Hello, I want to transfer a large file (approx. 1.5MB) over BLE using nRF52 Module in a way where BLE Host and BLE Controller will be on the nRF52 SoC and the application...
