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 all,
I'm currently trying to get the UART example (no SoftDevice) to work under Segger Embedded Studio. What I know is, that retarget.c is used to redefine the neccesary...
Hello,
I've been implementing DAC control trough SPI and DMA using the NRF52 and it is working nicely. During development however I encountered what i think is a bug in...
Hello
i am using the NRF52 EvalBoard and a ADXL362 EvalBoard. I am trying to read every 100ms the FIFO buffer of the ADXL362. Below you can see my register configuration...
I can't get NRF_LOG working with SDK12.3.0.
Using the same main.c and sdk_config.h from SDK12.2 - here NRF_LOG is working well - I get no messages in J-Link RTT Viewer with...
I have made following connection between nordic device and external sound sensor:
VCC--> 5V
GND--> GND
GATE --> Pin 04
ENVELOPE --> A0
I would like to...
Hi all,
Can you give me an estimate about the power consumption required for the update Fw on OTA.
Our product has a solder batteries, so it's important know if in his...
I am using proximity profile using NRF52 DK.When i started measuring power consumption it is not at all coming less than 2mA.
In order to make as low power ,is there any...
Hi all, I am using a nRF52 in PTX mode to request a progress status from another nRF52 in PRX mode every two seconds. The PRX is updating its internal status every 0.25 seconds...
E:\nordic\nRF5_SDK_12.2.0_f012efa3\examples\proprietary_rf\gzll\experimental\gzll_ack_payload
Use gzll_ack_payload this routine master-slave why always send and receive...
I'm using the experimental buttonless DFU app in SDK v13 to automatically change a device without buttons to run in DFU mode for an update.
I'd like to automatically reconnect...
hi:
i update app fail using serial ! SD version 8.0.2 . nrfjprog version 9.0.0.
the device page as follow:
APP_START: 0x18000
APP_SIZE: 0x18000
SD_START: 0x1000...
I use SDK9 s130 nRF51 in central mode. When I save 2 devices in my central, all ok.
In a
m_peer_table[index].id_bitmap
i see that value 0xFF changed to 0XFC
But...
I have been following BLE Services, a beginner's tutorial to add a service to my ble_app_template project. But tutorial was written for SDK 11 and I'm using SDK 12 (s130 &...
Hi, i am using this program to send the data captured on 3 sensors from AIN0,1,2 to the mobile nrf toolbox application via BLE UART.
The problem is that when the sampling...
Hi,
I had done OTA DFU update on nrf51 DK Board using SDK11 version.
Now i wish to do same thing with other custom board which is having nrf51822QFAA. For that, my hardware...
