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...
I have an nRF51822 application using the Soft Device 110. I want to perform bonding with a central without MITM protection. In my on_ble_evt() event handler, when the event...
Hi,
I am new to the scene of BLE beacon development. I am using multiple Bluetooth smart beacon kits for indoor ranging/positioning purposes. To reduce the effect of interference...
Hi,
For S110 6.0.0 we use such script to split hex to binary. But it seems 7.0.0 is changed and current way is not working anymore.
Convert from hex to binary. Split...
Hi
I am writing my own bonding manager.
In the S110 stack after Phase 3 of pairing the keys are exchanged which result in the EVT_AUTH_STATUS event which in turn contains...
when I add my own service and add characteristic, a odd phenomenon confuse me.
When I set cccd_md.write_perm:
BLE_GAP_CONN_SEC_MODE_SET_OPEN(&cccd_md.write_perm);
...
after several attempts to debug and understand what goes in my handlers in the BLE callbacks, I thought to give a UART logger a try.
this is what I'm trying to use: OpenLog...
Hello,
I am looking for a not expensive way to program nRF51822 by frame of 10 modules. All the 10 modules would be connected to a PC using pogo pins, and I would use a...
I can get an information that bluetooth smart connects bluetooth smart ready.
But I can't get an information that bluetooth smart connect bluetooth smart ready.
So, Would...
I am using nrf51822 and i want to run my application using softdevice.
But I am not able to start my softdevice Please can anyone guide me how to start my softdevice.
I...
How to enable the notifications or indications? In APP? can I enable it in ble peripheral?
I meet a chip of "Quintic" can do this. When I connect it to MCP and I get this...
I made Pwm program with 3 channels without using softdevice and without using interrupts at that time it is working perfectly. But when i am trying to use softdevice with...
Sometimes I receive pipe error 0x92 when I try to send a message from nordic to Android. What could be the causes for a pipe error 0x92?
I saw this: "Pipe Error Event ...
Hi,
I purchased nRF24Lu+ modules on ebay. I am trying to talk to them over USB from a linux machine.
Nordic datasheet states:
VID = 0x1915 and
PID = 0x0101
When...
