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 the following code in my main.c file:
I also have mylib.c and mylib.h file. I want to move my function there. I tried the following.
mylib.c
mylib.h
I...
Hi, I am trying to get DFU from SDK16 working on my Mac.(Mac Os Mojave). I am following the instruction on https://infocenter.nordicsemi.com/index.jsp?topic=%2Fsdk_nrf5_v16...
I have been unable to upgrade my BL652 modules to v28_10_7_0_r0 firmware using a Segger Jlink EDU (HW v10.10, DLL v670) and Windows 10 Pro. (v28_9_6_0_r0 package also fails...
Hello,
I have been trying to get the light switch server from the Mesh SDK examples running on a nrf52840 dongle. The dongle does not show in the Mesh app when scanning...
I installed SEGGER and started the program. I then applied of the free Nordic license and activated it. The problem is that whenever I close the program it asks for a new...
Dear All,
I am trying to understand how I can change the frame type of an Eddystone slot at runtime directly from the application, so not connecting from the bluetooth mobile...
Hi all,
Based on the EddystoneBeacon example (ble_app_eddystone), I try and change the advertising slot contents runtime from main.c on a button press. I read similar questions...
How to use nrf_fstorage_erase together with the ble stack when it is necessary to write the updated value of the service characteristic to flash memory? I encountered exactly...
Hello everyone, I wan't to layout my own PCB board of nrf52840 ,is there any things need to be attention? By the way, if I'm not using Interface IMU to upload my programming...
Coming from other embedded systems, I'm impressed with the flexibility and power of the Task/Event framework of the nRF52832. But with great flexibility comes great confusion...
The descriptions here are identical for S132 & S140:
http://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.softdevices52%2Fdita%2Fnrf52%2Fsoftdevices...
The rest of the nrf_gfx library uses uint32_ts for color, but for some reason the nrf_gfx_print function uses a uint16_t.
The fix requires changing the color type in nrf_gfx_print...
Hello,
I'm trying to activate an iBasis SIM that I had on another account. I closed my old account but I can't activate the sim on my new account. See image attached.
I'm experiencing a freeze - at least from user's perspective - when using a slightly modified "usbd_cdc_acm"-example and applying some human generated load (meaning: hitting...
I'm using two nRF52840 dev kits, both running with the same code.
I start the timer and every 20 ms, when the timer expires, I set a new 20ms timer, and in handler(),...
