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'm using an nRF51822. Currently, I'm using the low power sleep mode. The device uses about 1.5 uA in sleep, which is great. The firmware wakes up the device every n minutes...
I have a fully functional code for 8-bit data acquisition using nrf24le1. Now i want to upgrade it to 12-bit resolution ,but i have problems in doing so .
In my project...
I am making a module using nrf51822 and a chip antenna.
I need a layout from nrf51822 to a chip antenna through matching chircuit.
Unfortunately, I don't know how to...
Hi,
1. I want to design a product as a tag,which can read the temperature and transmit the data to a host,the host can read several devices' data. which mode would I use...
Hi everyone,
Just recently I've got two nRF6310 EVB boards with a nRF51822!
When I connect board via USB and open the nRFgo Studio, it can recognize the board as nRF ISP...
For nRF5122 BLEStack, it is analyzed that the event is processed in each of the interrupt handler for the interrupt terminal BLE
I understand that is processed through the...
I tried to set a GATT server and a GATT client for each Central and Peripheral, but code exceeds the memory limit.
Then i consider to transport by HCI. But I totally confused...
We have code that must erase a page in flash every once in a while, while S110 is advertising. The advertising interval is set to 0xF4 (which is about 150ms) and we have scan...
I am using nrf51_sdk_v6_0_0_43681 and s110_nrf51822_7.0.01 wiht nrf51822, and I modifiy code based on ble_app_uart.
Here I am trying to launch a continous ADC sample with...
Hi,
whenever i try to program the PCA10000 ( USB dongle) using MASTER CONTROL PANEL(3.4.0) i'm getting log messages like as below,
"...........
Successful flash!
Enabling...
Hi Hakon.... when i compile my project i get some linker errors,
._build\gzll_host_ack_payload.axf: Error: L6218E: Undefined symbol __main (referred from arm_startup_nrf51...
I'm following nAN-29 and when I go to import the Eclipse project file for ble_app_hrs I get a message "No projects are found to import". I've pretty much followed nAN-29 to...
I've been working on an interrupt driven I2C driver. I have the basic driver working, but I'm hoping to squeeze a bit more speed out of it.
I'm mostly doing fairly long...
This is an howto on restoring your nRFgo motherboard firmware.
Error code can be similar to this from nRFgo Studio:
Starting bootloader on board 0
Could not start the...
(I also posted this on the mbed BLE_API forum)
Hi all,
Sorry for the long post, I'm starting yet another discussion on BLE throughput, but I feel this merits a deeper...