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've created a BT peripheral based on the app_proximity example (SDK 8.0) and added code to implement paring with a static PIN per examples posted here. It works as expected...
Is it possible to have 1micro second interrupt using timer 1?
I am unable to achieve it.
If I try for 4micro second, I observe toggling of pin at 8 micro seconds?
...
Some examples require SDK 7.1, while the newer tutorials use SDK 8.0. I'm not sure how to switch between the SDK versions in Keil. I see the below lines in my include paths...
Hi.
Currently, the following results came out in the power-saving support .
■Our App
・Advertising Status
1.04mA ~ 1.13mA
・Connection Status ★1
1.044 ~...
Hi.
After stopping the Advertising,I measured the current.
For some reason, usually it is consumes about 1.1mA.
Because too large current consumption,
As a result...
Hi I using nRF51822, and want to know about the Nordic driver support LMP feature
Do you have any document about driver support? Or any software development document except...
Hello, I need to create a high resolution/high frequency PWM signal on the nRF51822. I have been using the new PWM library in the 8.1 SDK and can't quite get there.
From...
Hello. After a couple of s210 and s310 projects, I am attempting an s120 project. I built a client SDK but sd_nvic_EnableIRQ returns error code 0x2009 or NRF_ERROR_SOC_PPI_INVALID_GROUP...
I'm running the "Beacon Application for Eval Board" example for the S110 soft device on an nRF51822.
( devzone.nordicsemi.com/.../a00070.html)
I'm using another BLE...
Hi,
I was wondering if it is regual that configuring softdevice for a low frequency oscillator 32.768 kHz using the function:
SOFTDEVICE_HANDLER_INIT(NRF_CLOCK_LFCLKSRC_XTAL_20_PPM...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
Hi,
Here is output of my chip and i want to read it but there is a problem 25 uS low width (T) is to quick for nRF51822
Can you give me some tips, how to read this 3 signal...
Hello all,
I notice that this library isn't listed in the "SDK Common Libraries" for S210 - is it ok to use this? Internally it does seem to be ANT-aware, even though softdevice_handler_init...
Hi everyone,
I'm using NRF51822 controller for an application, to store 2 float variables in the memory using persistent storage manager feature.
However, when I try...
Hi All,
I try to implement the DFU funtion in my module, but the message return is “Not Supported”.
Please suggest me, how could I do about it?
Thanks.
Vic
...
