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...
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...
Use SDK6.1 / SD7.0, iOS9 can not pairing!
dm_ble_evt_handler() return error "BLE_GAP_SEC_STATUS_UNSPECIFIED"!
It is the captured packets file: ble_proximity_ios9.1.pcapng...
I can't find an implementation for the indoor positioning service in any of the SDKs. Should I assume it's not implemented? If so, are there any plans to implement it?
...
Hello,
a presentation given at the nRF52 Global Tech Tour stated that one of the planned features for S132 and S130 was a support for multiple peripheral connections (2...
Hi
Now I'm using the S130 and ble_app_uart.I meet some problem need your help.
Firstly,I download the code to PCA10028,then it can connect to nRF UART on the iPhone5S...
Hey,
I am a bit confused with "client characteristic configuration" that is used to enable notifications (at least in Android).
To enable the notifications I have to...
The manual for my Agilent N4010A Wireless Test Set talks about a BER test based on a "vendor specific loopback test mode". This mode would allow me to do BER measurements...
Hi there,
I am starting with nrf52 and SDK 9.0.2 and am struggling with the SDK structure.
Can anyone please explain the difference between
components/libraries/uart...
Hello, I have tried to combine saadc with softdevice, but having errors during compiling. I have copied .c and .h files from saadc example to ble_hrs example, but having following...
Hi,
I have a specific application/product where in I am planning to use Nordic nRF52832.
-> There is a 9 Axis Inertial Measurement Unit (accel/gyro/magnetometer) connected...
Hi!
I have been trying for over a year to figure this out, but I am unable to, and I would hope it be pretty straight forward since OTA is already in the Nordit Master Control...
FIXED (see below)
Hi!
I'm developing software for nRF52 on nRF52 preview DK, which I got on the Global Tech Tour.
LED blinking (blinky) example is running OK, so I moved...
I have a device (configured as a slave) which is connected to a relay to on/off a motor.
Now, I need to connect it to multiple masters (e.g., couple of smartphones) to remotely...
Hello Guys,
I need suggestion regarding the selection of nrf8001 ble module
Does it support OTA updates?
What is communication interface? is it SPI or conventional...
Hi,
I want to discovery all attribute UUIDs as Master Control panel application does. I use API function 'sd_ble_gattc_primary_services_discover' to discovery.
Exactly...
Hi:
I develop my project with gazell, Device can keep send to host,but host can't keep send to device(I'm not mean for host sent ack to device).
In my program, I use "nrf_gzll_add_packet_to_tx_fifo...
