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...
Hello!
We are thinking about creating some devices for Apple HomeKit.
But devices for HomeKit have to go through one thing: Apple certification. And one part of the certification...
Hi
Maybe silly question:
I was wondering: if I cast a pointer to a uint32_t to an array "buff" of uint8_t, what is held in buff[0], MSByte or LSByte?
Or in other words...
Having just upgraded to the Soft Device 6.0.0 and SDK 5.1.0, I can no longer flash my nRF51822 from Keil. I get this in the Keil console:
Load "C:\\Users\\Eliot\\dev\\nrf51_sdk...
Hi,
I'm designing a four layer flex PCB with the nRF51822-CFAC and recommended ST BAL-NRF02D3 balun and PCB trace antenna (not chip). I have a couple of questions.
...
Greetings,
Using the "central multilink" example project, how do I stop scanning if no advertisers are found? I see a case BLE_GAP_EVT_TIMEOUT in function on_ble_evt() but...
Hello
I found similar questions but no answer?
In the manual is written that I can control the parity bit in manual mode with the TXPARITY register but I can not find how...
what may be the reason for app_assert _callback error in s130,ble_central_and_peripheral that occurs from the following 2 lines
sd_softdevice_enable((uint32_t)NRF_CLOCK_LFCLKSRC_XTAL_75_PPM...
I have Rezence SDK working well with Keil uversion with wired and wireless debug without any issues on either nRF51 and nrf51822 DKs. When I port the project to Eclipse with...
Using the bootloader example code in SDK 8.1.0 for gcc, roughly how long does it take from power on to the call to bootloader_app_start()?
My device is motion activated...
Hi,
I have nrf51dk and analog EKG sensor. I know that ble_app_hrs allows to get R-R interval, but in my application i need to get also R-S and R-T intervals (or just R...
Hello,
I have combined two files spi_master and ble_app_uart into one file. Once trying to compile main.c compiles with no error but bsp.c compiles with 3 errors although...
Hi,
in S110 v 8.0.0, we can select the advertisement channels by setting the advertising parameters for sd_ble_gap_adv_start(..).
But what I want to do is to change...
Dear Nordic Team,
I am currently working on a project to develop firmware for S110 nRF51822 softdevice with the following requirements.
Read ASCII chars from a third...