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 there,
We are having issues with our boards that uses nrf52832 chip. Our first built had this chip and everything was working fine. We built a second batch and all boards...
Hi,
In nRF52832 datasheet I found that it is having internal oscillators, like 32.768Khz RC oscillator and 64MHz RC oscillator. If it is having internal oscillators what...
Hello
Most of the time we shall use the BT TX 0dBm. In special cases when we want to increase the communication distance we may select the 8dBm mode.
For RF type approval...
I am implementing long read with authorization in the server (peripheral). I have a characteristic with vlen = 1 and maxlen = 300. ATT_MTU = 23.
gatts_attr_md.vlen = true;...
Hi,
I added nRF5_SDK_15.2.0_9412b96\modules\nrfx\drivers\src\nrfx_timer.c to my project. In sdk_config.h I have:
#define NRFX_TIMER_ENABLED 1 #define NRFX_TIMER1_ENABLED...
Hi all
nrf52840 Development board,sdk is nRF5_SDK_15.2.0_9412b96,PC is windows 10
I want to use the DFU to update my file,but I find that only the Init packet is signatured...
I am trying to integrate SPS30 sensor to nRF52 DK using Segger Embedded Studio. The sensor fails to initialise and the program keeps getting stuck at NRF_BREAKPOINT_COND at...
Hi,
In nRF24 / nRF51 , the product sheet have the 20dB Bandwidth for Modulated Carrier (2Mbps) parameter.
However , i could not find at nRF52832 ps.
Did it the same...
Before updating firmware i have updated connection parameter with low connection interval. But it taking too much time. If I gave the same parameters at the first time while...
Dear sir.
This is jaykim from south KOREA.
I saw your company website about NRF2460 Chip.
Is this chip discontinue? It means not product any more??
Because We now...
Hei hi.
I'm developing simple beacon application with sdk 15.2, sd132 based on freeRTOS on nrf52832. The app and the whole project is built with help of ble_peripheral/ble_app_hrs_freertos...
void spi_read_write(0x1E,0x00) ==> output 0x10 as return value of register read.
Here I want to send value 0x90 as register value in the argument of spi_read_write(0x1E...
Hello, Looking for help in confirming what happens when pin 0.21 is grounded on the 810. I have a simple custom 810 based on the reference design with an added led and rgb...
I am using Keil uvision. Working with example codes, with uart example I got the code to send a data to mobile app through ble. But I cannot find code for receiving a data...
