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 test Whitelist function in the example ble_app_hids_keyboard_pca10040_s132 using SDK12.2.0.
I donnot understand the code in "case BLE_ADV_EVT_WHITELIST_REQUEST:" located...
Hi all,
I have some problems with GPIO Interrupts.
I'm using nrf52832, s132 and sdk 12.2
The error is totally random so I don't know why is generated. The case is...
Hi,
We are using the Secure DFU from SDK 12.2, with SD132 3.1.0, on a PCA10040.
As a DFU controller, we use a PCA10031 with a SD130 2.0.1 and a project derived from the...
Hello,
We are migrating from IAR 760 to IAR 8.10 compiler does not produce the same assembly for the SDK12 inline function nrf_delay_us.
The original C Function is :
...
Hi, i am working on RTLS project. In beacons i want to enable DFU service using SDK 13.0. But I could'nt find a gothrough process to do the same. Please give me some link...
I am using S132 4.0.2 and SDK 13, and I have theese questions:
I have an application where BLE node establishes multiple concurrent connections (several as central...
Hello,
I'm having systematically an HardFault interrupt ~10 seconds after calling sd_soft_device_enable(NULL, &fault_handler);
This occurs on my bootloader code, but...
Hallo Community,
I am doing the example ble_app_uart using Eclipse, a SDK 13.00 and a board 10040, When i compile the main file I´ve problems with scan params:
#if ...
#define UART_TX_BUF_SIZE 1024
#define UART_RX_BUF_SIZE 1024
Why to send and receive buffer length of the definition of 1024 bytes, increase the value, again if serial port...
Hi, I just bought the PCA10031 nRF51422 based USB dongle and PCA10028 nRF51422 based development board.
The difference between nRF51822 and nRF51422 was the ANT protocol...
Can I use below code to send data packets continuously over nus (>20 packets)
i=UserUart.RxBuf[1]+2;
index = 0;
while(i>0)
{
if(i>20)
{
while((err_code = ble_nus_string_send...
Hi,
I am using nRF52 chip with SDK13.0. MTU size 155.
I am connect with device using android phone. After sending 1 byte command device starting to send continuous notification...
hello there i think i need two uart in my application. i read datasheet of both nrf51 and nrf52
in both there is only one uart.
can anyone have implemented software uart...
Use this routine E:\nordic\nRF5_SDK_12.2.0_f012efa3\examples\proprietary_rf\gzll\experimental\gzp_desktop_emulator
To modify the can communicate with PC nrf24luep pairing...
Hi.
I'm troubled.
I use nRF52 preview DK v0.9.0 & Keil5.
i tried ble_app_hrs_c in example folder of nRF52_SDK.
This program stopped at
err_code = sd_softdevice_enable...
