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...
Most examples, tutorials, and standard BLE service implementations within the SDK (14.1.0) seem to use the BLE SoftDevice's sd_ble_gatts_characteristic_add() when adding a...
Hi,
I know that this question has been asked before but it seems like the answers are pretty old.
I have a need to scan on one channel only to receive advertisements...
Hi,
As mentioned in this post:
devzone.nordicsemi.com/.../
the struct ble_gap_adv_params_t --> ble_gap_adv_ch_mask_t give the option to turn any advertising channel...
I'm calling sd_ble_uuid_decode with the following parameters on a PCA10040 board:
sd_ble_uuid_decode(16, 0x2000F7CC, 0x2000F7DC)
ram base = 0x20003150
vs_uuid_count...
I want to use in my project tft 1.8 display with st7735 controller. I used the standard GFX example from SDK 14.1 and everything is working fine, but the picture is incorrectly...
I have a QFN48 nRF52832, and it's getting hot. I'm looking at it with a thermal camera and there's a hot spot directly under the "N" of the "N52832" that's on the package...
The BLE_NUS_C_EVT_DISCONNECTED of the ble_nus_c_evt_handler() give a conn_handle = BLE_CONN_HANDLE_INVALID . So it's not possible to know which peripheral got disconnected...
Hi everyone !!
I'm a beginner in ble mesh. I'm working with nRF 52840. I'm not being able to figure out how to see log messages. I want to know where will following line...
Is there anywhere I can find some high level documentation on the FDS module? I'm going thru the API documentation but it provides very little insight into how to best setup...
Hi Nordic Devzone,
First i want to make sure that if the clock being used by softdevice is the LFCLK (32kHz) and its counter register is 24bits ? and which prescaler is...
Hi Guys!
I am a newbee to develop a BLE IoT, and I am really trapped:
first of all: I am using the UART example from the SDK (12.2)
I'd like to send a float array with...
Has anyone been able to successfully connect a BLE device to nRF Cloud using an Android device as a gateway?
I don't see many posts or discussions around this topic. After...
Hi,
I am developing an application, in which I need to store the data collected from various sensors in external flash, in a particular format (Dataset no. - Sensor1 data...
When I use sniffers and wireshark for debugging (ble_app_uart), I found a strange place.
The following are the empty data PDUs seen from wireshark:
50ms:
Master-...
