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...
On initialization of the bsp, I get ERROR 4 (NRF_ERROR_NO_MEM) when I define LOCATION.
Why is this? Because it seems rather weird there's no more memory at that point in...
Hi all,
When I start the bootloader using ble_dfu service as-is in my application I get no ble events in the bootloader. When I call the bootloader from the main loop it...
I have a sample program that is failing on sd_ble_gap_device_name_set with an invalid parameter.
It's calling BLE_GAP_CONN_SEC_MODE_SET_OPEN(&sec_mode)
And then it passes...
Gentlemen: Do you have posted a copy of the original firmware that comes installed on the nRF51822 beacon? I have been experimenting writing my own app on that beacon, and...
Hi all,
I have an TICK interrupt on RTC1 on nRF51822, but the program keeps cycling in the interrupt - as if the interrupt is never cleared?
Here's my code:
void...
Hello,
I am currently building up a little application on top of the ble_multilink_peripheral_example.
I would like to have the nRF Master Control Panel on Android to...
Hello,
First, my setup is as follows:
nRF51822 Rev. 3 dev board (PCA10028)
s110 7.1
SDK 6.1.0
I am developing firmware on the PCA10028. I am matching SPI to a custom...
Well not my best title. But I hope you can follow this explanation:
I added RTT to my project to replace UART. It works so far. But there is a strange behaviour...
Code...
I am trying to do OTA DFU on nRF51-DK from a BLE dongle (CSR 4.0) and gatttool from BlueZ. The image is compiled from blinky_s110_pca10028 example ( blinky_s110_pca10028.hex...
Hi
I want to program the S120 softdevice over an mbed HRM1017 ([link text] that uses nrf51822. I can program only with CMSIS-DAP or drag and drop over the drive. I am using...
Hello.
Initially when reading the Gazell documentation I didn't think it'd be a problem but now in Keil seeing this has introduced some doubt whether it's a thing:
...
Hello,
as I couldn't manage to get my SPI Measurement working flawlessly when called from inside a timer handler I tried to work around it by just setting a flag inside...
Hi,
I have a setup :
nRF51822_QFAC Chip Rev3
Softdevice: S110 V8.0.0
SDK: V8
Code hangs at sd_softdevice_enable(). Clock Source I am using is NRF_CLOCK_LFCLKSRC_XTAL_20_PPM...
