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add keil pin definitions for DUE

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prenticedavid
2019-11-19 17:33:34 +00:00
parent 7de07a9dad
commit 8445aad72e
2 changed files with 83 additions and 0 deletions
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32
utility/pin_shield_8.h
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@@ -435,6 +435,38 @@
PORTA.WRCONFIG.reg = (DMASK>>16) | (1<<17) | (1<<28) | (1<<30) | (1<<31); \
}
#endif
//####################################### DUE ############################
#elif defined(__SAM3X8E__) //regular UNO shield on DUE
// configure macros for data bus
#define BMASK (1<<25)
#define CMASK (0xBF << 21)
#define write_8(x) { PIOB->PIO_CODR = BMASK; PIOC->PIO_CODR = CMASK; \
PIOB->PIO_SODR = (((x) & (1<<2)) << 23); \
PIOC->PIO_SODR = (((x) & (1<<0)) << 22) \
| (((x) & (1<<1)) << 20) \
| (((x) & (1<<3)) << 25) \
| (((x) & (1<<4)) << 22) \
| (((x) & (1<<5)) << 20) \
| (((x) & (1<<6)) << 18) \
| (((x) & (1<<7)) << 16); \
}
#define read_8() ( ((PIOC->PIO_PDSR & (1<<22)) >> 22)\
| ((PIOC->PIO_PDSR & (1<<21)) >> 20)\
| ((PIOB->PIO_PDSR & (1<<25)) >> 23)\
| ((PIOC->PIO_PDSR & (1<<28)) >> 25)\
| ((PIOC->PIO_PDSR & (1<<26)) >> 22)\
| ((PIOC->PIO_PDSR & (1<<25)) >> 20)\
| ((PIOC->PIO_PDSR & (1<<24)) >> 18)\
| ((PIOC->PIO_PDSR & (1<<23)) >> 16)\
)
#define setWriteDir() { PIOB->PIO_OER = BMASK; PIOC->PIO_OER = CMASK; }
#define setReadDir() { \
PMC->PMC_PCER0 = (1 << ID_PIOB)|(1 << ID_PIOC);\
PIOB->PIO_ODR = BMASK; PIOC->PIO_ODR = CMASK;\
}
#else
#error MCU unselected
#endif // MCUs