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 added the DFU service to our own project. Normal application updates work perfectly and even the update of bootloader and softdevice is fine.
In a new case we had...
I'm still newbie of BLE developer, and designing a BLE device based on nrf51822 (whose service uuid is partially used for identification of serial number).
Like nordic's...
We want to design our own custom USB Dongle for connecting our sensor board to a PC. Sensor board has a nRF51 chip using Gazell protocol to transmit sensor data and also softdevice...
I am using keil compiler. The nRF51822 stack succesfuly compiled and also i am created the hex.I don't have j-link programmer but i will try to download using Ulink2 can u...
I meet a trouble like this:
My colleague used " nRF51822 QFAAC0 1322AW " to make a product. The KEIL program "based on s110_nrf51822_5.2.1_softdevice.hex and nRF51 SDK...
When nrf51822 with 32KB RAM will available? If it is going to be delayed is it possible to get samples? (I like to try IOT SDK and with my PCA10001 the heap overflows.)
...
If I don't call nrf_gzll_set_base_address_0(...) or nrf_gzll_set_base_address_1(...) what address will it use?
Also, what is the default number of send attempts?
Hi, I purchased and received the pca100028/nRF51-DK on Friday (12/19).
I've upgraded to Keil 5.12, loaded the 7.10 sdk pack, loaded the radio_test_pca100028 example ( I...
Hi
The datasheet for nRF24le1 seems to describe two ways to find out if the TX buffer is full.
Register map 07, STATUS, bit 0, TX_FULL
Register map 17...
Hi all,
I'm trying to work on my MacBook Air on BLE. I'm running Windows 7 under VirtualBox and using the new Keil µVision5.
But my problem is that whether the nRF51822...
hi all,
i have some issue about this .
when i add second vendor uuid call sd_ble_uuid_vs_add. that uuid_type.
the uuid_type always get 0x03 value.
by the BLE_UUID_TYPES...
We have some legacy code ported from other platfrom to nRF51822.
The old platform supports blocking flash write, so there will be some
readback code after flash write function...
I've had good luck running the examples such as the blinky and the basic BLE examples. Now, I'm trying to get the SPI Master example to run, but it does not seem to work out...
Hello Everyone,
As mentioned in nRF51-DK user guide, nRF51-DK has segger J-link debug out functionality. that means we can use this on board segger for downloading hex...
