Hi,
how long does it take time if i would wake up a nrf51422 rev2 (ANT and BLE) in deepest possible sleep mode ?
And how long does it tai if after wakeup it had to communicate...
I saw that the app_timer uses the SWI0. Could you explain what it does and what the advantage is compared to "timer_list_handler_sched()" calling "timer_list_handler()" directly...
Hi, I used the sample code "Master Emulator->2.1.7.8226->Example code->nRFUart"
to develop a new project, and encounter some questions...
we update nRF6310...
Hello,
How many RX buffers are in S110 SoftDevice? I know there are 6 TX buffers (so you can send 6 packets per Connection Interval).
How is it on receiving?
Is it e...
My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
For my custom PCB, I am using the PCA10004 as reference in order to determine if the maximum possible range has been achieved. However, I am seeing only about 20 feet...
Hello I'v just ordered a NRF51-DK kit.
I'm looking at the different tool chain. In my application speed is critical 16Mhz is actually bearly enough, so my question is:...
I have a USB dongle with an nRF24LU1p that has a few SPI pins but is missing the RESET pin. I would like to be able to program it via SPI but the SPI programming protocol...
nRF51 RTX 4.74.0-3
SoftDevice S210 V4.0.1-3
Created a timer for 5 seconds interval.
It turned to be 4.4 seconds. with or without softdevice enabled.
Anybody else has...
Hi,
Access to the UART hangs the execution of the experimental_ble_app_uart_s110_pca10028 example.
The phenomen occures In the file simple_uart.c when checking for the...
This may not be a major disaster,but it bothers me:
I have written an application to read data from an ADXL345 accelerometer (using SPI) and print out the data on a console...
Good morning,
i still couldnt find out if it is possible or recommended to use the PPI together with the s110. i checked the example in the sdk documentation but it was...
I have an in memory log variable that I write to on various BLE and device manager events. If there is ever a serious error, my implementation of app_error_handler() now takes...
Hi,
I have programmed the radio_test_example to target having nrf51822 qfacaa chip. I have changed the UART pins as per the custom board.
It's working fine but showing...
Hi,
How can i wake up(interrupt) the nrf51822 device from "air" (from my iPhone application)?
For example after i paired iphone with nrf51822 i want to put the nrf to sleep...
I am using SDK 7.1 and I am attempting to use the Makefile.common found in sdk_7.1->components->toolchain->gcc->Makefile.common. However, the Makefile.common appears to contain...
I'm trying to send multiple 20byte notifications per interval through the NUS usart service to iOS 7.0, 30ms conn. interval in the UART demo app. It seems I cannot tx more...
Hello,
I'm working on a project with SoftDevice s120. I played with the project ble_app_multilink_central. The maximum number of characteristics per service supported by...
Our application includes a 32.768 kHz crystal oscillator with a nominal +/- 20 PPM accuracy. When I factor in aging over 10 years and worst case variation due to temperature...
Hi !
In questions question1 & question2 Petter Myhre gave a complete answers about count of max characteristic per service in s120 and how to resolve this restriction....
