104 أسطر
2.3 KiB
C
104 أسطر
2.3 KiB
C
#ifdef EI_SECTION_RISING
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#ifndef EI_NOTPORTB
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if (portNumber==PB) {
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risingPinsPORTB |= portMask;
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}
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#endif
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#ifndef EI_NOTPORTJ
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if (portNumber==PJ) {
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risingPinsPORTJ |= portMask;
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}
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#endif
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#ifndef EI_NOTPORTK
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if (portNumber==PK) {
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risingPinsPORTK |= portMask;
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}
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#endif
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#endif
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#ifdef EI_SECTION_FALLING
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#ifndef EI_NOTPORTB
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if (portNumber==PB) {
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fallingPinsPORTB |= portMask;
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}
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#endif
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#ifndef EI_NOTPORTJ
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if (portNumber==PJ) {
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fallingPinsPORTJ |= portMask;
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}
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#endif
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#ifndef EI_NOTPORTK
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if (portNumber==PK) {
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fallingPinsPORTK |= portMask;
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}
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#endif
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#endif // EI_SECTION_FALLING
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#ifdef EI_SECTION_ASSIGNFUNCTIONSREGISTERS
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#ifndef EI_NOTPORTB
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if (portNumber==PB) {
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#ifndef NEEDFORSPEED
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calculatedPointer=&portBFunctions.pinZero + portBitNumber;
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*calculatedPointer = userFunction;
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#endif
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portSnapshotB=*portInputRegister(portNumber);
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pcmsk=&PCMSK0;
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PCICR |= _BV(0);
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}
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#endif
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#ifndef EI_NOTPORTJ
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if (portNumber==PJ) {
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#ifndef NEEDFORSPEED
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calculatedPointer=&portJFunctions.pinZero + portBitNumber;
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*calculatedPointer = userFunction;
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#endif
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portSnapshotJ=*portInputRegister(portNumber);
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pcmsk=&PCMSK1;
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PCICR |= _BV(1);
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// TODO: I think the order of these is flipped. Test. BUG??? -Mike
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portJPCMSK|=portMask; // because PCMSK1 is shifted wrt. PortJ.
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portMask <<= 1; // Handle port J's oddness. PJ0 is actually 1 on PCMSK1.
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}
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#endif
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#ifndef EI_NOTPORTK
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if (portNumber==PK) {
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#ifndef NEEDFORSPEED
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calculatedPointer=&portKFunctions.pinZero + portBitNumber;
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*calculatedPointer = userFunction;
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#endif
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portSnapshotK=*portInputRegister(portNumber);
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pcmsk=&PCMSK2;
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PCICR |= _BV(2);
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}
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#endif
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#endif // EI_SECTION_ASSIGNFUNCTIONSREGISTERS
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#ifdef EI_SECTION_DISABLEPINCHANGE
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#ifndef EI_NOTPORTB
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if (portNumber == PB) {
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PCMSK0 &= ~portMask;
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if (PCMSK0 == 0) { PCICR &= ~_BV(0); };
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risingPinsPORTB &= ~portMask;
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fallingPinsPORTB &= ~portMask;
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}
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#endif
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#ifndef EI_NOTPORTJ
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if (portNumber == PJ) {
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// Handle port J's oddness. PJ0 is actually 1 on PCMSK1.
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PCMSK1 &= ((~portMask << 1) | 0x01); // or with 1 to not touch PE0.
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if (PCMSK1 == 0) { PCICR &= ~_BV(1); };
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risingPinsPORTJ &= ~portMask;
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fallingPinsPORTJ &= ~portMask;
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}
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#endif
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#ifndef EI_NOTPORTK
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if (portNumber == PK) {
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PCMSK2 &= ~portMask;
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if (PCMSK2 == 0) { PCICR &= ~_BV(2); };
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risingPinsPORTK &= ~portMask;
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fallingPinsPORTK &= ~portMask;
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}
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#endif
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#endif // EI_SECTION_DISABLEPINCHANGE
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