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19 lines
509 B
C
19 lines
509 B
C
#ifndef __SPI_H__
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#define __SPI_H__
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// íîìåð spi äëÿ fram
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#define FM25_SPI 0
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#define MFRC522_SPI 1
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extern unsigned char spi_unselectChip(unsigned char spi);
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extern unsigned char spi_selectChip(unsigned char spi);
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extern void SpiInit(void);
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extern unsigned char SpiExchange(unsigned char spi, unsigned char ch);
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extern void spi_getSem();
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extern void spi_freeSem();
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extern void mfr_reset_up();
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extern void mfr_reset_down();
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extern void us_delay_spi(unsigned long x);
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#endif //#ifndef __SPI_H__
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