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 ,
i read tha the default profile for BLE is GATT but in the BLE_templete GAP is used. How can i interpret this? Which Profile i have to use when i wannt support for...
Hi!
My idea of sending a packet would be:
-regulary send a packet with fixed length (stated in static length field) to a base: i.e send the temperature =>4byte
-if...
Hi,
I use the nRF51822 on the PCA10001 and nRF6310/PCA10005 boards. I modified the radio_tx_example and wanted to read the actual state of the radio. Therefore I used a...
Hi
Could I modify HID report descriptor length over 255 bytes? In Desktop1.2.2.293, the returned descriptor size is only decided by wLength LSB byte and ignores MSB byte...
Hi,
I am trying to figure out how I can advertise with a custom UUID...
I know I have to start by adding a base address and then build on top of it. However, when I try...
I have a system that uses 5-byte addresses. The first 4 bytes are always the same, but the last byte has 4 different values. For test purpose I want to listen, from another...
Title says it all. My nordicsemi.com id/pw is not working here. (But it isn't working there either. I'm getting the following error, which I presume is some breakage in the...
I have a customer that wants to be able to have a single nRF51822 sends sensor information to two iphones at the same time. Is this possible? Can you pair a peripheral to...
Hello,
I have a question....
I have real ECG device and I almost got PCA10001 development board. Studying about PCA10001 I noticed that this board has ADC. I downloaded...
Hi,
It is not transparent to me, how can I determine this value? Is it a best practices value?
I want to implement Tx Power profile but I don't know where to get this...
Dear Nordic support team,
What is the maximum number of timers that I can create (and use) using the app_timer lib?
err_code = app_timer_create(&m_timer_m_1_0,
APP_TIMER_MODE_REPEATED...
