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Add 2 new methods: paramSignedByte and paramBit. Comments and usage inside code (#159)

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Domos 2021-12-23 20:04:34 +01:00 committed by GitHub
parent eb7ae16dde
commit fb74931bec
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1 changed files with 47 additions and 0 deletions
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src/knx_facade.h
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@ -294,6 +294,40 @@ template <class P, class B> class KnxFacade : private SaveRestore
return _bau.parameters().data(addr); return _bau.parameters().data(addr);
} }
// paramBit(address, shift)
// get state of a parameter as a boolean like "enable/disable", ...
// Declaration in XML file:
// ...
// <ParameterType Id="M-00FA_A-0066-EA-0001_PT-toggle" Name="toggle">
// <TypeRestriction Base="Value" SizeInBit="1">
// <Enumeration Text="Désactivé" Value="0" Id="M-00FA_A-0066-EA-0001_PT-toggle_EN-0"/>
// <Enumeration Text="Activé" Value="1" Id="M-00FA_A-0066-EA-0001_PT-toggle_EN-1"/>
// </TypeRestriction>
// </ParameterType>
// ...
// <Parameter Id="M-00FA_A-0066-EA-0001_P-2" Name="Input 1" ParameterType="M-00FA_A-0066-EA-0001_PT-toggle" Text="Input 1" Value="1">
// <Memory CodeSegment="M-00FA_A-0066-EA-0001_RS-04-00000" Offset="1" BitOffset="0"/>
// </Parameter>
// <Parameter Id="M-00FA_A-0066-EA-0001_P-3" Name="Input 2" ParameterType="M-00FA_A-0066-EA-0001_PT-toggle" Text="Input 2" Value="1">
// <Memory CodeSegment="M-00FA_A-0066-EA-0001_RS-04-00000" Offset="1" BitOffset="1"/>
// </Parameter>
// <Parameter Id="M-00FA_A-0066-EA-0001_P-4" Name="Inout 3" ParameterType="M-00FA_A-0066-EA-0001_PT-toggle" Text="Input 3" Value="1">
// <Memory CodeSegment="M-00FA_A-0066-EA-0001_RS-04-00000" Offset="1" BitOffset="2"/>
// </Parameter>
// ...
// Usage in code :
// if ( knx.paramBit(1,1))
// {
// //do somthings ....
// }
bool paramBit(uint32_t addr, uint8_t shift)
{
if (!_bau.configured())
return 0;
return (bool) ((_bau.parameters().getByte(addr) >> (7-shift)) & 0x01);
}
uint8_t paramByte(uint32_t addr) uint8_t paramByte(uint32_t addr)
{ {
if (!_bau.configured()) if (!_bau.configured())
@ -301,7 +335,20 @@ template <class P, class B> class KnxFacade : private SaveRestore
return _bau.parameters().getByte(addr); return _bau.parameters().getByte(addr);
} }
// Same usage than paramByte(addresse) for signed parameters
// Declaration in XML file
// <ParameterType Id="M-00FA_A-0066-EA-0001_PT-delta" Name="delta">
// <TypeNumber SizeInBit="8" Type="signedInt" minInclusive="-10" maxInclusive="10"/>
// </ParameterType>
int8_t paramSignedByte(uint32_t addr)
{
if (!_bau.configured())
return 0;
return (int8_t) _bau.parameters().getByte(addr);
}
uint16_t paramWord(uint32_t addr) uint16_t paramWord(uint32_t addr)
{ {
if (!_bau.configured()) if (!_bau.configured())