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faster on Due. 2.11s v 3.84s

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prenticedavid
2018-05-17 11:09:50 +01:00
parent 6870417836
commit 19552ad069
1 changed files with 7 additions and 7 deletions
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14
utility/mcufriend_shield.h
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@@ -151,14 +151,14 @@
#define BMASK (1<<25)
#define CMASK (0xBF << 21)
#define write_8(x) { PIOB->PIO_CODR = BMASK; PIOC->PIO_CODR = CMASK; \
PIOC->PIO_SODR = (((x) & (1<<0)) << 22); \
PIOC->PIO_SODR = (((x) & (1<<1)) << 20); \
PIOB->PIO_SODR = (((x) & (1<<2)) << 23); \
PIOC->PIO_SODR = (((x) & (1<<3)) << 25); \
PIOC->PIO_SODR = (((x) & (1<<4)) << 22); \
PIOC->PIO_SODR = (((x) & (1<<5)) << 20); \
PIOC->PIO_SODR = (((x) & (1<<6)) << 18); \
PIOC->PIO_SODR = (((x) & (1<<7)) << 16); \
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)\