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Merge pull request #251 from OpenKNX/fix_data_property_read_idx0

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fixed wrong answers to property read
This commit is contained in:
thelsing
2023-07-13 11:08:46 +02:00
committed by GitHub
parent aa57fdf482 a5ba7bcd5e
commit f7ac39c66f
1 changed files with 4 additions and 3 deletions
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7
src/knx/data_property.cpp
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@@ -5,15 +5,16 @@
uint8_t DataProperty::read(uint16_t start, uint8_t count, uint8_t* data) const
{
if (count == 0 || _currentElements == 0 || start > _currentElements || count > _currentElements - start + 1)
return 0;
if (start == 0)
{
pushWord(_currentElements, data);
return 1;
}
if (count == 0 || _currentElements == 0 || start > _currentElements || count > _currentElements - start + 1)
return 0;
// we start counting with zero
start -= 1;