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...
I have download latest S130 SDK. And I try to send ADV in 100ms. Now it takes >= 250 ms. I use the scope and find SOFTDEVICE_HANDLER_INIT takes 248ms on PCA10028 board.
...
In this Nordic page, BLE 5 has a new feature of advertising extensions: www.nordicsemi.com/.../Bluetooth-5 . Is there any example or document how to program this chaining...
hello,I am testing twi scanner example of nrf52dk.I want to read slave address, the sda & scl pins are 26 & 27 respectively. I am connected PCA9536 module as slave & address...
I have developed the code to send the data of mpu6050 from ble peripheral to ble central. i can able to receive the accelerometer values at ble central.It works fine.
Now...
Hi,
I use the NRF-toolbox app's UART feature for connecting to nordic devices.
Android version is 4.4.4 and the device used is a Samsung device.
Everything was working...
modify ble_app_uart example。
I change the #define to another value：
But whether lightblue or nRF connect，It only change the advertisement's UUID.The Characteristic is...
hi,
im trying to implement a one shot timer and followed the tutorial here:
devzone.nordicsemi.com/.../
note that i adapted the code for a custom project (and a custom...
According to nRF52832 Product Specification v1.3, tPOR is written as follows.
Is the VDD rise time range from 0 V to 1.7 V or from 0 V to 3 V?
Please tell me the range...
Hello,
I'm trying to change advertisement packets, I found this link text
it says:
p_data Raw data to be placed in advertising packet. If NULL, no changes are made...
Hi, I'm trying to change ad packets in the blinky example. I want to be able to keep blinking but change the ad packs (don't know if this make sense, but main goal is to change...
I have created a build system that will install openmesh on simblee chips, and it appears to be mostly working. However, range is very poor, like max 2ft. I have tried adjusting...
Hi guys,
I am working with a central battery powered so, I am controlling the RF activity calling scan_start() or sd_ble_gap_scan_start() and disabling the RF activity...
