why use 50ms and 400ms connection interval for testing the maximum data throughput(2M,247byte payload)?
Because 50ms can only send a pdu , and 400ms can send up to 8 pdu...
Hi,
I am using Keil IDE to develop nRF51822 project.
in main(), the command line
APP_SCHED_INIT(APP_SCHED_MAX_EVT_SIZE, APP_SCHED_QUEUE_SIZE);
has Error : L6218E...
Hello,
I'm new to the Nordic SDK and I would like to ask you for help with implementation of PORT events for revision < 3 in "low power" mode instead of "high power" mode...
Hi Nordic,
I've built a ble app with a custom protocol, but am struggling with storing bonds, when running under freeRtos.
What I see:
central app crashes (hardfault...
Hello All,
I am new to this forum, I have been using nRF51822 for a while, and its a great little BLE chip. I am usinga BLE keyboard to send a key to iphone and I captured...
I WANT COMMUNICATION BETWEEN A NRF51422 AND NRF528321 BOARDS, IN WHICH IN NRF51422 BOARD I WILL MEASURE PWM COUNT(IT IS PHERIPHERAL) AND SEND IT TO NRF528321 BOARD WHICH IS...
Hi,
I've been working on a way to detect and prevent replay attacks when beacons are used for sensor data. This is mostly used for home automation sensors, where I have BLE...
Hello Devs,
I am facing an difficult time to write a custom opcode to a QSPI flash memory. where I am trying to read the manufacture ID, it requires send the OP code + Address...
Hi, We are looking for a Suitable wireless technology for Video transfer(Video Transmitter and receiver)
Main Constraint: - From Power Up-->Boot-Up time of Wireless transmitter...
Hello,
We are looking for a 2.4Ghz supported module with Programmable Frequency Deviation. Is there a product that we can consider from Nordic Semiconductor for this?...
Hi, We are working with integrating LoRa to our nRF52840 with BLE and FreeRTOS. To be sure that LoRa worked as expected, we configured and tested LoRa on nRF52840 dk and observed...
Hello,
I'm using nrf52840 and i would like to ask if it possible to use the I2C bus without external pullups. I mean, i would like to avoid using external pullups
is there...
I am using a NRF52840 DK with a SoftDevice S140 6.1.1. I have also flashed the secure ble bootloader on the device.
I have been using the nrfprog command line tools within...
Hello,
Got the MQTT_SIMPLE to work and the sensor samples from zephyr also, however, how can i mix the 2 to have the mqttsimple with some gpio and i2c sensor ? how will...
Hi
I have installed every requirement for the device. I want to know how to run the blinky example on the device. I can not find the SDK which has the example plus can I...
Hello, I'm currently developing a PS2 code to read the inputs of a mouse and transmit it over BLE, nrf_delay_us() is giving me a fatal error every time according to debug...
Hi,
I am trying to implement Generic HID that can transmit/receive data like CDC using the generic HID example source of nRF52820 SDK 17.0.2.
But I can't do both sending...
Hello everyone,
I'm a fresher of nRF52833. I'm facing a problem like this:
I want to read some information in Terminal but In my product I only have USB I/Os (D+ D-)....
Hi,
I'm trying to use the nRF91 as a Modem for an Arduino. Is there some example on how to use the AT commands of the serial_lte_modem sample to send a HTTP (or at least...
I built an application for the nrf51822 on top of SDK12.3, to which I added the buttonless DFU based on the "experimental_ble_app_buttonless_dfu" example.
As a boot loader...
Hi,
I want to increase the amount of BLE MIDI packages I am sending. Softdevice 132 nrf52832
MIDI data is sent by notifications and updates of the characteristic value...
Hi,
I want to use uart async on the nrf9160, I get the following linking errors at build time:
here is my prj.conf
If it's defined CONFIG_UART_INTERRUPT_DRIVEN...
