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'm trying to send some data to a custom event handler function using app_scheduler. The problem I am having is the data I am sending is not being received.
I expect this...
Dir sir,
I noticed that you are using the internal LDO regulator in nRF51822 beacon kit.
Why do you recommend to use LDO regulator for Coin Cell battery?
In addition...
Hello,
in my Scatternet, I often receive HCI Connection Timeouts. Depending on the settings this happens once or twice over half a day between 10 Nodes or it could happen...
When I email myself a .zip containing the SDK8-type DFU payload, I can no longer "long press" on the email attachment and have it opened in nRF Toolbox. Either the jackballs...
I'm working on an health thermometer.
I have used the HTS service to send temperature measures from the device to the phone.
Now, the device has to send an alert to the...
Hi,
I have two nrf51 devices one is the master and other a slave device. I need to lock these two devices permanently. What I mean is that these two devices can only connect...
Hi All,
I would like to setup my Eclipse and GCC for compiling and debugging C++ & mbed projects on nRF51 DK. The setup procedure explained in tutorial Development with...
Hi, I use SDK 10.0,
SoftDevice S110 8.0, S120 2.1, or S130 1.0, (I test various examples so I change SoftDevices)
iPhone 6 Plus (iOS 9.2.1), and Nexus 5 (Android 6.0...
Hello, i have a Nordic Nrf51822 ,PCA10001 V2.0.0 EVkit. I am desperately trying to run a beacon code in my EvKit. Since the PCA10001 V2.2.0 is old version ,it only supports...
Hi, i try to understand how to use power down modes. But i have a problem in the example ( nRF24LE1 REGISTER RETENTION TIMER ON ).
while(1)
{
// Register retention mode...
Hello,
I've created own characteristic and send it from proprietary board acting as peripheral to the Client in form of notifications. I use sd_ble_gatts_hvx() function...
Does anyone know of a good tool(s) for prototyping proprietary services and characteristics for App development? Our App dev team is ahaead of our firmware team and they want...
Hi,
I'd like to know how tp estimate of the best "timing accuracy" I could expect to achieve between an iOS device and a peripheral device. The objective is to make a specific...
Hi,
In my application I want to communicate nRF24L01+ with nRF51822 with dynamic length. Some settings are:
In nRF24L01+ side (reference: devzone.nordicsemi.com/.../)...
Hi,
Now I use these fun in ANT SD210 like below:
void MyFlashWrite(ble_ant_csc_t* cscdata)
{
uint32_t addr;
uint32_t patwr[3];
uint32_t pg_size;
uint32_t pg_num;...
