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# 173 questions

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2
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answers

## nRF5_SDK_11 incompatibility with ANT s212_nrf52_2.0.1

I'm attempting to build the ANT+ examples within SDK 11 and am hitting an issue in compile:

C:/Compilers/nRF5_SDK_11.0.0_89a8197/components/ant/ant_stack_config/ant_stack_config.c:30:17: error: macro "ANT_ENABLE_GET_REQUIRED_SPACE" requires 4 arguments, but only 3 given ... (more)

42
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no
votes
2
answers

## How can I use ANT serialization(connectivity board and application board)

hello,I'm having a problem with the ANT application,I have two pieces of the PCA10040 board as a ANT connectivity board for a ANT application board.According to the instructions I use SDK13 in two applications.link text ... (more)

35
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no
votes
1
answer

## Lower power in sleep of GPIO as outputs?

Hi Nordic,

In my application, I want to consume as less power as I can. In the initialization I have this functions:

static void utils_setup(void)
{
APP_TIMER_INIT(APP_TIMER_PRESCALER, APP_TIMER_OP_QUEUE_SIZE, false);
}

static void softdevice_setup(void)
{
uint32_t err_code;

err_code = softdevice_ant_evt_handler_set(ant_evt_dispatch);
APP_ERROR_CHECK ...
(more)

25
views
1
vote
1
answer

## ANT Slave events when master stops being present

Hi Nordic,

I am having problems knowing what exactly happens in the following situation:

I have a connection established between a master and a slave, and the master stops being present for whatever reason (channel is closed from master side ... (more)

42
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no
votes
2
answers

## Help with calculating cadence from a pulsing input [closed]

I am working on modifying the ant+ sdm example to hack my treadmill. Got the example running and talking to my Garmin watch and the display simulator. All of that seems straight forward and easy to manipulate.

Now I want ... (more)

28
views
1
vote
1
answer

## Slave TX - master RX asynchronous type ANT?

Dear Nordic,

I want to know if it is possible to send asynchronous data type from a slave node to a master node (master node would be in continuous scanning mode). Reading the ANT protocol specification I do not have ... (more)

73
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no
votes
2
answers

## Using a nRF52 DK to Hack a Treadmill [closed]

I have purchased a nRF52 DK and want to use it by emulating an ANT+ Stride Based Speed and Distance (foot pod) and pair that with my Garmin FR235 running watch in order to get more accurate pace information to ... (more)

31
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no
votes
1
answer

## ANT and BLE concurrent problem with NRF51422

I want to use ANT and BLE concurrently.

1. I found that there are no multiprotocol examples in SDK12 for NRF51422 (PCA10028). It only have example for NRF52832 (ble_ant_app_hrm). The softdevice for NRF51422 and NRF51822 are different. It is using S332 ...

(more)

18
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no
votes
1
answer

## packet error rate in ANT mode

Hi,

I use nRF52832.

Could you tell me sample codes that can measure packet error rate in ANT mode (Nrf_1 Mbit)?

Best regards,

uba

61
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no
votes
2
answers

## nRF8001, nRF51422 or nRF51822

Hi,

It's my first post here so let introduce myself : I'm a 25 y.o. French electronics engineer and hobbyist. I also like skating (inline skates and ice skates) mainly slalom, jumps, speed run, street ride... And I ... (more)

43
views
2
votes
1
answer

## I2c + timer1 + timer2 + softdevice(S210)

Hi Nordic,

My application does the following:

• Timer 2 takes care of controlling a shift register (CLK and DATA)
• Timer 1 takes care of polling data from sensor via I2C, each 10ms
• We are continuously sending and receiving data from ...
(more)

73
views
1
vote
1
answer

## iOS/iPhone BLE service discovery timeout with ant shared channel demo

Hi!

Using the out of the box ANT shared channel demo with a NRF52-DK board and the iOS demo app everything compiles and installs nicely, using the Android-based app nRF Connect for Mobile I can successfully connect and control the ... (more)

37
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no
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no
answers

## Difficulies to implement acknoledgement on ant asynchrone link.

Hello,

I have some difficulties to make an ant acknoledgement with my nrf51422 (s210), and i would be grateful if you could help me with it. (SDK used 12.2)

I have 2 modules nrf51422 that communicate in ant:

• A ...

(more)

134
views
1
vote
2
answers

## Arduino Primo or nRF52 DK or ...

Hi, I'm looking to build a simple ANT+ application. My only asset for this project is a background in C/C++. I'll need to learn/relearn the basic electronics and protocol bits. I had thought to use an ... (more)

88
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no
votes
2
answers

## Including C++ library in C project?

Hi Nordic,

I want to include this library (https://github.com/jrowberg/i2cdevlib...) in my project, which is an evolution from ant_ broadcast example, in C. However, and after reading several related posts, I am not able to compile my ... (more)

54
views
no
votes
1
answer

## Can you please look into the customised ANT design

Is this antenna pattern and design for our custom board is fine? we are using the nrf51822 with matching circuit. Please put your valuable suggestion from your experience.

Thanks Vallinath

77
views
3
votes
no
answers

## Events triggered in slave while not paired

Hi Nordic, I come from this question: https://devzone.nordicsemi.com/questi...

So, my doubt is: what events are triggered in a slave channel while it is not communicating to a master?

I am having problems triggering EVENT_CHANNEL_CLOSED (the function ... (more)

52
views
no
votes
no
answers

## Hardfault Compiler error on nRF52 ANT Broadcast Tx example

Hi, I am trying to compile the ANT Broadcast Tx Example from the latest nRF5 SDK v12.1.0 (../examples/ant/ant_broadcast/tx), but I get the following 3 error messages with an unmodified example code:

Compiling hardfault_handler_keil.c

• expected ...
(more)

69
views
no
votes
1
answer

## can i send data ove ant just one time

hi. i open ble_ant_app_hrm from sdk 9 and i send data over ant . how can i send a data just one time cause i want save it on eeprom. how can i send a data just one time?

63
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5
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no
answers

## ANT Broadcast Message through previously set up channel

Hi Nordic,

I have a star network with 3 nodes and 2 channels. I go through the whole pairing process and start sending data without problem. Now I want to, from the master, use one of these two channels to ... (more)

54
views
2
votes
1
answer

## Program stuck at ant_channel_init

Hi Nordic,

I am trying now to create a star network, in which the central node is master of different slave channels. The idea is to configure and open different independent channels. However, the code gets stuck when I try ... (more)

74
views
1
vote
1
answer

## ANTware II in PCA10028 (nRF51 DK): not being discovered in the software

Hi there!

I am trying to develop some application using ANT, and for that I bought some nRF51 (10031) dongles and one nRF51 DK (10028). In the beginning, I tried to use ANTware II with the dongles, but apparently, as ... (more)

85
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no
votes
1
answer

## How to implement selecting one ANT+ master device pair if multiple master deice exist. [closed]

Hi,

Our device is slave device with LCD displaying.We need to implement the function as below:

Within range of our slave device, if multiple master device like combined bike speed and cadence senor or speed and distance sensor are ... (more)

132
views
3
votes
2
answers

## SD332 - BUG with 4 byte NRF52 ANT Timestamps

ANT experts,

I have been looking at the nrf52 implementation of the ANT timestamp (and timesync) features. One thing that is rather puzzling is the fact that the documentation for the ANT protocol claims that the timestamp in the extended ... (more)

199
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no
votes
1
answer

## nRF52 module with accelerometer

Hi all,

I would like to design a product based on the nRF52832 chip. The board should have an accelerometer, a charging circuitry for a LiPo and some additional components (switch, LEDs). In order to reduce development time, have a ... (more)

82
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no
votes
no
answers

## Slave displaying device can't close BSC channel by calling lib sd_ant_channel_close() [closed]

Hi all,

Our project base on platform nRF5_sdk11.0.0_89a8197 and use softdevice ANT_s332_nrf52_0.9.1.alpha.hex and refer to demo on path \nRF5_SDK_11.0.0_89a8197\examples\ant\ant_plus\ant_bsc\bsc_rx\combined\pca10040. Our device is slave displaying device ... (more)

99
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no
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no
answers

## nRF51422 ANT power consumption too high

Hello,

I am having trouble with my power consumption. My Chip is using 1mA during run-time. It seems to work right when I put it to sleep (~0.5 µA). I am only programming the chip with ANT and using ... (more)

41
views
no
votes
no
answers

## ANT CW test

I'm using S332 0.9.1 with freertos. nRF52. BLE and ANT are both active. I would like to run the ANT continuos wave (CW) test after a specific trigger (a command over a console).

I found this thread ... (more)

108
views
no
votes
1
answer

## Can the nrf51 dongle be used with simulANT+?

I have a nrf51 Dongle handy and I'm wondering if it can be used as an ANT+ to USB gateway for running simulANT+ on my PC? If this is possible, where can I find the dongle firmware and USB ... (more)

161
views
2
votes
1
answer

## sd_ant_acknowledge_message_tx results in APP Error

hi,

I have created shared channel. currently I only have one master and one slave working. Master is sending data to slave and it s working perfectly.

But I can not send data from slave to master using sd_ant_acknowledge_message_tx It ... (more)

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