Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
Hi all,
I have a devicewith display and only want a specific smartphone with my APP to connect to it.
I implement the authentication procedure at application level by...
We have some product using nRF51r22 QFAAC0.
E0 version is replacing C0 now. I just want to know when is Nordic going to stop producing the old version?
Thanks
Hi, I'm a ble developer using nrf51822.
It is a wierd question,
Is this any possible to write value to one characteristic's CCCD value from itself(device)?
This is my...
I am using the nRF51822 Development Kit
I have compiled the blink_example and the s110 ble_app_hrs in the nRF51_SDK_v5.2.0.39364.
I am unable to program the SoftDevice...
Are there any I2C examples for the nRF51822 ( write/ read functions) ?
If not, can anyone suggest a good starting point for I2C?
I am using Eclipse kepler for development...
In the nRF51 SDK examples, some pass the parameter adv_params off the stack as a locally declared vaiable in the context of the function and some pass static global variables...
I successfully made an Arduino code using nordic library that gets notification from iOS ANCS.
But some minor bug exists: sometimes i don't get any notification from the...
Hi all,
I used the ble_app_hids_mouse example in SDK 4.4.1 and found:
1.when the mouse does the first bonding with the master, the report rate could reach 125Hz(I set...
Hi, I am trying to code my nRF51822 on my custom board, however right now I'm having my doubt on using some of the example code provided in the SDK.
Essentially, I want...
Hi,
1/ I download the s110 softdevice and ble_app_hrs to the nRF51822 board, and running normally.
2/ I download the s120 softdevice and ble_app_hrs_c to the nRF51822...
Dir sir. I read the white paper "Tuning the nRF24xx matching network" and I have a question.
I would like to know the setting of the spectrum analyzer when I measure the...
I'm looking at the 5.2 SDK and I have noticed a few minor things that may be bugs or might be my mistake but here goes:
In the GCC linker scripts, I was carefully...
Hi,
Recently I want to set up a dynamic network that with the node change this position ,the network will change dynamically.But there is the question,with the node's position...
Hi,
I am working on a keyboard project,I change the HID report as follows
0x05, 0x0C, // Usage Page (Consumer Devices)
0x09, 0x01, // Usage (Consumer Control)
0xA1...
Hi,
How does the advertisement filter policy work?
I tried both BLE_GAP_ADV_FP_FILTER_SCANREQ and BLE_GAP_ADV_FP_FILTER_BOTH, but this doesn't restrict other devices...
