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 want to check out the long attributes capabilities of the S110 SoftDevice.
Inside of the Sdk 5.2.0, I cannot find an appropriate example.
I'd found some example code here...
Hi,
How to work with the connectable directed advertisement (BLE_GAP_ADV_TYPE_ADV_DIRECT_IND) event?
I modified the ble_app_template application to support direct advertisement...
Hi,
I am developing a test board with a nRF51822 and ST balun (NRF01D3) and a chip antenna (probably Johanson 2450AT18A100 or B100). The board will have 4-layers. The inner...
nrfgostudio_win-32_1.15.1 program softdevice s110_nrf51822_6.0.0_softdevice.hex works well with STlink for nrf51822 but when I program bootloard error appear :
Running...
Hi,
I'm using the redbearlab shield in combination with an arduino uno r3.
I want to send sensor data at about 10 hz to my smartphone.
This works but sometimes I get...
Hi Team,
To implement iBeacon what are the things to be take care at the peripheral side.
Whether the code for advertising the peripheral in "CoreBluetooth" and "CoreLocation...
Hello,
I am trying to get the PCA10001 evaluation board going with BLE, and am trying the ble_app_hrs example from the SDK as a start. I am developing on Mac OS with Eclipse...
Im trying to have the s120 modify the value like I would in Do a Read all records operation in the Glucose example. I cannot figure out what function would enable me to do...
The SDK function sd_ble_uuid_vs_add may return NRF_ERROR_INVALID_ADDR If p_vs_uuid or p_uuid_type is NULL or invalid.
When the pointer is not NULL, how does this function...
Hi, I have both the nRF8001 dev kit and the nRF51822 Eval Kit (EK). We are using the nRF8001 for most of our project with the BLE Arduino SDK. But I wanted to just load a...
Hi we are using NRF51822 board.
i flash ble_app_hrs application. then it is giving advertisement.
but when i call twi_master_init() function from main. advertisement...
szenario
beacon and receiving nodes are all MCU based and all powered by net, no local battery needed
the beacon usually located near the floor, the nodes will be located...
Blicky project runs and I can set break points and run through them - watching the LEDs blink appropriately. However, the HRS and Proximity projects will successfully load...
Hi all,
I'm using the LE1 to do the mutilceiver,if I donn't use the dynamic payload,I can do it successfully.However,if I use the dynamic payload to do Multiceiver,the...
Hi,
For the LE1,I found that 32.768kHz crystal oscillator need long time(about 350ms) to running,I must do some delay(about 350ms) for the software then use the RTC,or...
