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 am developing an application which involves control of a brushed DC motor with a quadrature encoder. According to this post, in SDK 12.2.0 - which I am using - it is possible...
Hi,
I had a problem with my NRF52 chips. I'm using one BL652 (Laird) with SoftDevice s132 (4.0.2) and a standalone nRF52832 also with the same SoftDevice. I was trying...
hi guys. i'm have a project with nrf52832.
i use jlink v8 debuger clone form china, just 12$ and have this troulbe in this figure
Untitled.png
could you help me?. jlink...
Hi,
I was trying to write the s132 SoftDevice from the nRF5_SDK_13.0.0 onto the Sparkfun nRF52832 breakout via OpenOCD and an ST-Link v2 debugger. The SoftDevice flashed...
Greetings -
I am working on a peripheral-heavy project. Many of the devices seem to work Just Fine with VDDio of 1.8 volts. On device seems to be having fits and I need...
void Gzll_TxSuccessCallback(uint32_t pipe)
void Gzll_TxFailedCallback(uint32_t pipe)
More than two functions are not accurate judgment
GZLL agreement return function cannot...
I try to implement this library to my code.
uint32_t settings_set_erase_flag(int32_t flag)
{
uint32_t err_code = fds_write(flag, ERASE_BOND_FLAG);
return err_code;...
Hello I have this error:
Checking installed packages
pyside: 1.2.4
pyqtgraph: 0.10.0
numpy: 1.12.1
pynrfjprog: 9.0.0
Warning: The software is tested with PyQtGraph...
I wrote a peripheral similar to NUS. Then I use the multilink central to connect to 3 of them. First two are fine. But when the 3rd is added, the 3rd one would connect, but...
Hi,
I want to make an BLE_UART dongle which will receive the data from the module(An external module is connected through UART) and it will be send over the BLE to ble_receiver...
I'd like to write some timestamps to a log variable in order to see how much time has elapsed between certain points in my code. app_timer.h has two functions that look suitable...
Hello,
I have a problem while combining peripheral examples in SDK13. I am trying to combine twi_sensor and uart but when I do this in uart folder, compiler gives following...
Hi support team,
We met an issue for connecting our device built in nRF51822 to Android device.
The nRF51822 uses below firmware program:
nRF5_SDK_12.3.0_d7731ad...
Hello,
I am working UART_BLE_APP , my query is when we transfer the data form smartphone application to the device where the data will get stored in device and can we access...
I have created a characteristic for sending up to 60 data bytes in a buffer using a sequence of 20 byte notifications sent to an external device. This works quite well for...
