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Last change
on this file since 18558 was 10588, checked in by neise, 14 years ago |
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added MSR Firmware
MSR is the little brother of FSC
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File size:
859 bytes
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| 1 | #ifndef __MACROS_H
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| 2 | #define __MACROS_H
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| 3 | //-----------------------------------------------------------------------------
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| 4 |
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| 5 | #define SET_BIT(byte,bit) (byte |= (1 << bit)) // Set bit in byte
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| 6 | #define CLR_BIT(byte,bit) (byte &= ~(1 << bit)) // Clear bit in byte
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| 7 | #define TGL_BIT(byte,bit) (byte ^= (1 << bit)) // Toggle bit in byte
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| 8 |
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| 9 | #define IS_SET(reg,bit) (reg & bit) // TRUE if bit = 1
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| 10 | #define IS_CLR(reg,bit) !(reg & bit) // TRUE if bit = 0
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| 11 |
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| 12 | #define BIT(x) (1 << (x)) // Define bit value
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| 13 | #define HI(x) ((x) >> 8) // Highbyte of 16-bit value
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| 14 |
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| 15 | #define ABS(x) ((x >= 0) ? x : -x) // Absolute value of x
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| 16 |
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| 17 | #define HI_HEX(x) ("0123456789ABCDEF" [x >> 4]) // Create hex of high nibble
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| 18 | #define LO_HEX(x) ("0123456789ABCDEF" [x & 0x0F]) // Create hex of low nibble
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| 19 | //-----------------------------------------------------------------------------
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| 20 |
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| 21 | #endif
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