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...
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...
In the nRF52 reference design, not using the DC-DC converter would result in higher power consumption. By how much? Any documentation regarding the details. Thanks
Hi all,
I am new in nRF51822. Today I am doing experiment using GPIO and radio transmission.
I wrote a very simple code as below:
int main(void)
{
init_clock();...
Hi, I've got a serious problem in my project. Some of its features require hard timings. The usage time of these features is longer than the single timeslot and I must be...
Hello guys, I'm doing a hobby project and can't seem to get it working. Aim of the project is to transmit temperature values from a DS18B20 using an Arduino Uno and NRF24l01...
I'm experimenting problems with a nRF51822 custom board. Recently I managed to run the blinky sample project. Now I'm trying to test a BLE project, but I'm having problems...
Hey All,
I am currently trying to have a Analog Signal come in through P0.05 which then gets converted via the onboard ADC and send out a Service Characteristic. I am using...
