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.
I am using the nRF52 Preview Dev. Kit to send data over multiple channels by
setting the NRF_RADIO->FREQUENCY register to the desired frequency value.
To make it work...
Hi,
I am trying to measure the temperature using sht21 sensor with nrf51822. I am using TWI to do this. When I try to send a data to the sensor the application cannot do...
Using the nRF52832 and SoftDevice s132.
If the application code disables the SoftDevice, then the application CAN erase UICR memory in the nRF52832 device.
The question...
I control a module over UART using app_uart_fifo. This module is controlled from nRF host by commands to perform things. This generally works fine but however, sometimes when...
Hi,
I write a code for the max6657 temperture via modifying the SPI MASTER Example. The function for reading max6675 via SPI is shown as follow
uint16_t readCelsius(void...
Dear Nordic Team,
Thanks for supporting.
How to calculate the battery voltage level from Eddystone TLM. Its always transmit 240mV.
I am using CR2302 3V battery.
...
Hi all !
Can you tell me if it is possible to flash a single nrf51822 ship directly or if it requires at least the minimum oscillator X1 in order to be flashed?
The...
Hello. I want only 1 to 1 bluetooth matching about nrf51822.
I want only 1EA central with 1EA peripheral matching.
I set as below.
1EA - Bluetooth Central - UUID...
Yesterday, I asked a question (so far, no one has answered) about how an OS upgrade on my desktop computer might have broken my ability to flash and run BLE apps on the nRF52...
Hi there,
I have two nRF52 Preview DK boards, SDK 0.9.1 and 0.9.2, and SoftDevice S132 1.0.0-3 alpha. Several months back I got the Bluetooth heart rate demo from SDK 0...
Hi,
i am trying to wake up the nrf52832 from system off with a gpio interrupt.
When the signal on my gpio pin 28 goes from Hi to Lo, i trigger a callback function in...
Hello all,
I'm building a project on the nRF52382 with the S132 (v2.0.0-4.alpha). The project includes a Central device (GATT Clients) that read and write to 2 peripheral...
Are there any specs available regarding the performance of the nRF52 ADC's internal voltage reference? Accuracy (%) and temperature drift (ppm/degC) would be good. I couldn...
Hello,
I'm developing proprietary radio protocol using nRF52 (not using softdevice) and would like to know if it is allowed to write NRF_RADIO->FREQUENCY register while...
