I want to count clocks in order to implement a watch. I use the RTC0 as my time-base and count mainly with this device. As it has just 24 bits it would not last for long,...
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...
I'm working on a product that is somehow related to geolocation. As part of it, RSSI measurement is sent back at high frequency to the central. Currently based on nRF51822...
Newbie here hoping to get some direction on how to properly setup a timer to have a timestamp displayed for DEBUG messages. I am working on a PCA10040 board. I tried looking...
Hi,
I have some basic doubts in installing the power profile on nrf52Dk(nrf52840). I'm trying to use it on my central device which has its application FW running. I have...
what is the sending data rate of the sd_ble_gatts_hvx() ,why i use sd_ble_gatts_hvx() send data 600Byte per second, it lost data again . it can be use yes or no ?????????...
I can copy a Hex file from a Mac to the mbed USB drive and the code executes correctly. However, if I upload the hex file from any windows PC in our office (Windows 10) the...
Hello, I am trying to generate pulses with the nRF52832 chip.I created a basic setup for test purposes; I simply connected a LED to the PWM output, but even though I put 0...
Hi,
I have designed the Circuit using NRF52832 BLE and AT8010-E2R9HAA RF ANTENNA and tuned the circuit accordingly. Since the antenna was not available so I placed other...
I'm relatively new to development on the nRF52832 and I'm trying to find information on how to use the sleep mode with the SAADC.
Goal: The micro should be in sleep mode...
Hi,
I am trying to create a BLE node which can perform dual role(advertising/scanning) to create mesh of multiple nodes. I am planning to do it with the help of timer....
the project has a problem with DMA,the detail is:
on the board,NRF52832 and extern chip communication with i2c bus,the chip through a pulse wake up nrf52832,NRF52832 start...
I have NRF51822 Controller(custom board,S110) used to send some sensor data. i can able to receive data in android and ios. now i want to communicate to Laptop which has internal...
Hello Everyone,
I am new to nrf51822 (using S130). I made some custom service that accepts float numbers.
This might be noob question: I want to send float values from...
We are developing a custom ble service and profile however having printf makes our lives that much easier so we are trying to incorporate it purely for testing purposes. ...
Hello,
I'm trying to optimize my application :
I have a central (nRF52832 s132) which communicates for a short time to a peripheral (nRF51822 s130) and then disconnect...
