Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
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...
Hello Everybody,
I have a question about nRF51422. I want to monitor the ANT+ message from any sensor, which is already connected with the device,
Scenario : if it is...
Hello,
Im trying to create a synchronisation method for sensors using BLE. At the moment i can synchronise them within 10ms accuracy, in theory it should be within 2ms...
Dear all:
same as this issue:
devzone.nordicsemi.com/.../use-dfu-to-update-ap-over-ble-single-bank
it seem same as my way that modify modify "dfu_dual_bank_ble" target...
A big update this week for our S110 SoftDevice. Full OTA DFU for SoftDevice and Application. Also Multi-acivity concurrency for Bluetooth Smart and 2.4GHz protocols. As Developers...
Hello
I got my nRF51422 DK, and got few inquiries
For ANT,BLE DK, where can i find API documentation?
BLE can be implement on nRF51422 DK?
Is there sample project...
I have a 'fresh' nRF51822 on a board and it's not clear to me what procedure I need to follow in order to get it to work. I'm using the Segger programmer and I can program...
In the Keil debug interface, how can I find if the application is throwing an ASSERT, and which it is? I'm using the S110 softdevice. (See other question for context devzone...
Hello, I have a weird problem, the nRF24L01+ is sending a TX PAYLOAD that was left in the TX FIFO (clocked with W_TX_PAYLOAD) as an ACK PAYLOAD when switching to PRX mode...
hello everyone,
i am trying to use SDA and SCL pins of TWI other than 24 and 25, is it possible? i want to know before using other pins for twi other than 24 nd 25 with...
Hi
I try to communicate with others TWi devices using the twi_hw_master driver.
When i initiate a communication with twi_master_transfer , i don't receive any ack from...
Hi,
I have purchased the nRF8001 Development Kit and so far I wired the nRF2740 board to a FTDI VNC2 microcontroller. I have been reading about how to configure the 8001...
Hello. I'm trying to port the ble_hrs to a custom board with an NRF51822 on it, but the advertising never starts. While I'm debugging this, what should I be looking out for...
Is there an example for sleeping? I just want to put this thing to sleep drawing minimum current and have it wake up on a RTC timeout, but do not seem to be able to achieve...
