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...
sdk : v8.1.0
os : ios
tool : nrf tool uart
use the ble_app_uart, it worked normaly. and add duf fuction in the application by the notice
[http://developer.nordicsemi...
Dear all
I found that the frontline BPA sniffer can't catch the connection data between Android5.1 or ISO and BLE device. Does this normal? How can I use the sniffer to...
Hello, I have to implement infrared sending and receiving of a modulated signal in pre-existing code.
I have managed to implement infrared sending thanks to the ble_app_uart_IR...
Hi!
I have creat two timer with app_timer_init.
start the first timer trigger every 4 ms, every 125 times(approximately 0.5 sec) to start the second timer which trigger...
I am having issues using the correct definition for the clock config:
for
nrf_clock_lf_cfg_t clock_lf_cfg = NRF_CLOCK_LFCLKSRC; SOFTDEVICE_HANDLER_INIT(&clock_lf_cfg, NULL...
Hi,
I have very trivial question. I open the template program which is attached in SDK 11.0. In application timers start function I wrote the following code. The result...
I am only sending the local name in the BLE advertisement packet. Do I need to send the manufacture Id as well, even if there is no manufacture specific data that I need to...
Hi,
We are using the Experimental Bootloader example from nordic SDK 10. The project is a good example on how to check for authenticity and integrity of the update package...
Hi.
I'm doing a project of wireless sensor network. It is a small network of less than 6 elements, so I'll use piconet. I have ble_app_hrs working perfectly. But only with...
Hello,
I'm working with a nrf51822, SoftDevice S120 v2.0 and SDK v9.0 platform.
Specifically using it a Central role to connect to a Blood Pressure peripheral.
When...
In section 7.5.2 of the nRF24L01 Datasheet it states:
PTX enters RX mode and waits a time period for an ACK packet each time a packet is transmitted.
During this...
Not really a question, but I found a potential issue with the Battery Service module in ble_bas_battery_level_update() . This is in both SDK v10 and SDK v12.
The problem...
Up to this, we've been prototyping with MDBT40 module in our prototypes. We want to move to a completely custom PCB using the nRF51822 SoC for a number of reasons (space and...