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,
I've been searching for a LSM9DS1 driver compatible with the nRF5 SDK >= 14.0 but I couldn't find any which uses the nrf_drv_twi so I started to write my own but it...
Hi All,
I'm working on minimizing power when transmitting a small message between two nRF52832 boards. I'm also trying to maximize range so sensitivity is important.
I...
Please ignore, this is test post. The SES project in Thingy:52 SDK seems to be broken, I get a lot of error trying to compile. What can I do to fix it?
Hello,
I have an application that requires an always running ADC to sample three channels at 4096 Hz. I have successfully adapted my application from the many examples posted...
I am working on Flashing Code into Nordic nRF52832 using SWD Protocol.
We have achieved 80% SWD in communicating and flashed code into Nordic and verified all is working...
I would like to confirm what I'm seeing on my setup trying to measure current with the nRF9160 DK.
I'm using an oscilloscope and am following the instructions in the latest...
If I were to design a product using nRF52840 & Thread. Normally, I would have to certify the product with the thread group and become a member. The thing is: - the product...
Hello,
I am developing a remote device which uses system off mode for idle state. I also have the condition where extra long press of any key that is beyond the long press...
My Peripheral is using the ble_conn_params module. I'm seeing that if my Peripheral calls sd_ble_gap_disconnect() soon after making a connection, the module will sometimes...
To the kind attention of Nordic support team,
I'm studying documentation in https://developer.nordicsemi.com/nRF5_SDK/nRF51_SDK_v5.x.x/doc/5.2.0/html/a00140.html where it...
Recently I check back again into att_mtu_throughput example in SDK 15.2. there seems to have some updates than in previous SDK, and I see this BLE_GATT_EVT_DATA_LENGTH is...
Dear all,
I am using the following peripherals in our product.
1. TWI Sensor
2. BLE
3. APP timer (1. to poll a gpio pin & as RTC)
4. SPI flash
5. 2 Edge sensitive...
Hi,
I am using nrf_queue to store data in queue which is inserted with time based interrupt at several milliseconds. Also same data from queue is fetched at bulk.
I am...
Hi,
I have modify a BLE program from ble_app_uart by using SDK 15.3, but the system will crash when I do following test:
Please find attach file for my code.
Step1...
