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...
Hi Guys,
I have a general question to the mesh functionalities. We built a mesh sensor network and I now want to now if it is possible to decrease the data-rate to increase...
Hi,
I just completed the migration from mesh sdk 2.2.0 to 3.0.0.
After running the project it get stuck at line 422 of timeslot.c in function timeslot_sd_event_handler...
Hi all,
So I've developed a custom board with the NRF52832 qfaa e1 and using Mbed OS 5. System on current is around 3.5uA when not using BLE.
When using BLE my idle current...
I'm learning NRF51822.Now,I want to develop it with PC.I need connected Nrf51822 & PC with Ble.What tools can I use? .I designed a Nrf51822 pcb based on CH340.
Hi,
I am using nRF52840-QIAA-T in my design. I am curious to know if Engineering B modification is implemented in the mentioned package.
Thanks in advance.
Hi i used nRF52840 Preview-DK and i try many example with SDK provided.
the problem is the range of transmission too short . can you help how to set power transmission of...
I’m creating an IOT device with some unusual needs when compared with typical home automation. I wanted to ask if anyone knew of a mesh protocol (Zigbee, Thread, BLE Mesh...
Hi All,
I am working on the NRF51822 development board, using KEIL-IDE for the code development using SDK version 10.
I was trying to develop the serial communication...
I'm coding a feature to measure the battery voltage via the internal VDD with an ADC.
The result I get from a 2,75 voltage source is 170.
When using the calculation (...
When running the Zboss stack to get active endpoint on a disconnected devices some fields are not populated correctly in the responce.
tsn OK
status FF might be OK
nwk_addr...
I was able to use the fds with the help of good people here , I am trying now to save a word into memory.
As I see in the docs, the only way to save data is by uint32_t...
Hi,
I am using PPK for measuring the current of custom hardware without DK. I want to know that P16(Ext DUT) is the only source of supply for DUT. So is there any additional...
hello! i have a problem ,when the Master send Slave SMP 37 Rcvd Pairing Request: Bonding, MITM, Initiator Key(s): LTK IRK CSRK , Responder Key(s): LTK IRK CSRK,but the slave...
What would be the best way to store configuration and fault information in flash when the app_error_handler is called? It seems like all the libraries available are purely...
