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# 14 questions

Tagged
• x
37
views
2
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## App crashes in ble_stack_init()

I am trying to execute code that broadcasts (uses the Soft Device Ble stack) on target nrf52832 boards connected to the PCA10040.

I am successful uploading a program (that does not use Soft Device) and have it execute on three ... (more)

41
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no
no

## 52832 saadc Multi-channel acquisition

HI, When I use the SAADC example, I found that the data collected during the simultaneous 8-channel acquisition has abnormal data on both channels。

I've ported the SAADC program to it ：nRF5_SDK_12.3.0_d7731ad\examples\ble_peripheral\ble_app_uart\pca10040\s132 ... (more)

112
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no
1

## Set RTC in nRF52832

My application is built using the nRF52832 device. The system must only be "active" between certain times (5am through to 9pm).

I am a newbie and have no idea how to set the RTC of the nRF52832. I could either ... (more)

71
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no

## How to read ADC channel one and then Second then third? [closed]

Hello sir, I am using nRF52832 board and interface with 3 axis accelerator reading ADC for 3 Channel. I have use sample code for controlling in timer/RTC mode. My ADC is in scan mode. So sir my question is ... (more)

60
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no

## Why my adc handler is never triggered? [closed]

Hello,

I am making a battery service to report the battery that is sampled by the SAADC, so far I am am able to compile it and debug it, however I see how my saadc_event_handler_interrupt is never triggered. Which means ... (more)

129
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4
1

## Find a service characteristics' handles [closed]

Hello,

I am implementing a custom service with several characteristics, one of which is the current temperature. A second characteristic notifies the user if the temperature is above a predefined level, so I would like this second characteristic to be ... (more)

356
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2
1

## unhandled events

I have set up ble_app_uart along with gpiote and spi. When I first trigger the GPIOTE event the MCU is supposed to go to sleep after, but it seems to keep running in the main loop, surpassing the power_manage(); function ... (more)

537
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1
vote
1

## nrf52 timeslot example issue.

Hi.

I'm trying to upgrade multiactivity_beacon scanner example to SDK 11.

But, there's no config for nrf52(pca10040) in that example.

So, I configured it myself and compile it without problems.

It works well until few minutes later ... (more)

409
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no
1

## RTC0 Config Frequency SDK v 11

It looks like the RTC0_CONFIG_FREQUENCY define in nrf_drv_config.h which is located in nearly every project may have a typo. The define is listed as 32678, and the RTC1 define is listed as 32768. 32768 does seem like the nicer ... (more)

940
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2
1

## nRF52 DK PCA10040 BLE unable to establish a connection

Hi, I have been developing with the nRF52 DK for the past couple of months however I have encountered an issue today which I am unable to resolve.

I am unable to establish a BLE connection, at first I attributed ... (more)

290
views
1
vote
1

## why the two uuid is same?

where can I modify the code?

Thank you very much.

638
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2
3

## Using timer how to make 5 sec delay in pca10040 board? [closed]

Hi,

I am using pca10040 board. i need to toggle a led in 5sec once. I tried to change the prescale value. But im not able to get that much time delay.

Can any one help me on this?

1k
views
9
1

## Getting a "GATT CONN TIMEOUT" message when trying to upload a new firmware via BLE DFU

Thank you very much in advance for any help.

I am attempting to upload an example firmware on a nRF52832 with the s132 softdevice BLE stack and the example DFU bootloader. When I use the DFU toolbox provided with the ... (more)

1k
views
no
1

## nRF52 FreeRTOS using the S132 SoftDevice

Is there are working example of FreeRTOS running on the nRF52 using the S132 SoftDevice? I am trying to get a ble_hrs example running with a updated version of the FreeRTOS portable layer I was provided by my Nordic Sales ... (more)

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