SPI_MODE3 =3,

} SPIMode;

typedefenum {

SPI_CONTROLLER =0,

SPI_PERIPHERAL =1,

} SPIBusMode;

classSPISettings {

SPISettings(uint32_t clock, BitOrder bitOrder, SPIMode dataMode) {

SPISettings(uint32_t clock, BitOrder bitOrder, SPIMode dataMode, SPIBusMode busMode = SPI_CONTROLLER) {

if (__builtin_constant_p(clock)) {

init_AlwaysInline(clock, bitOrder, dataMode);

init_AlwaysInline(clock, bitOrder, dataMode, busMode);

}else {

init_MightInline(clock, bitOrder, dataMode);

init_MightInline(clock, bitOrder, dataMode, busMode);

}

}

SPISettings(uint32_t clock, BitOrder bitOrder,int dataMode) {

SPISettings(uint32_t clock, BitOrder bitOrder,int dataMode, SPIBusMode busMode = SPI_CONTROLLER) {

if (__builtin_constant_p(clock)) {

init_AlwaysInline(clock, bitOrder, (SPIMode)dataMode);

init_AlwaysInline(clock, bitOrder, (SPIMode)dataMode, busMode);

}else {

init_MightInline(clock, bitOrder, (SPIMode)dataMode);

init_MightInline(clock, bitOrder, (SPIMode)dataMode, busMode);

}

}

SPISettings() {init_AlwaysInline(4000000, MSBFIRST, SPI_MODE0); }

SPISettings() {init_AlwaysInline(4000000, MSBFIRST, SPI_MODE0, SPI_CONTROLLER); }

booloperator==(const SPISettings& rhs)const

{

if ((this->clockFreq == rhs.clockFreq) &&

(this->bitOrder == rhs.bitOrder) &&

(this->dataMode == rhs.dataMode)) {

(this->dataMode == rhs.dataMode) &&

(this->busMode == rhs.busMode)) {

returntrue;

}

returnfalse;

BitOrdergetBitOrder()const {

return (bitOrder);

}

SPIBusModegetBusMode()const {

return busMode;

}

voidinit_MightInline(uint32_t clock, BitOrder bitOrder, SPIMode dataMode) {

init_AlwaysInline(clock, bitOrder, dataMode);

voidinit_MightInline(uint32_t clock, BitOrder bitOrder, SPIMode dataMode, SPIBusMode busMode) {

init_AlwaysInline(clock, bitOrder, dataMode, busMode);

}

voidinit_AlwaysInline(uint32_t clock, BitOrder bitOrder, SPIMode dataMode) __attribute__((__always_inline__)) {

voidinit_AlwaysInline(uint32_t clock, BitOrder bitOrder, SPIMode dataMode, SPIBusMode busMode) __attribute__((__always_inline__)) {

this->clockFreq = clock;

this->dataMode = dataMode;

this->bitOrder = bitOrder;

this->busMode = busMode;

}

uint32_t clockFreq;

SPIMode dataMode;

BitOrder bitOrder;

SPIBusMode busMode;

friendclassHardwareSPI;

};