Jack Berkhout / Mbed OS 20180621_FT813

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Dependencies:   AP3000 ARM_RTC Beep BurstSPI FRAMSPI FT813 I2CEEBlockDevice I2CList MCP79412 NMEA0183 PCA9745B SDBlockDevice SPIFBlockDevice SystemClock WDT nmea_parser

macros.h@0:a3b629f6dab5, 2018-07-23 (annotated)

Committer:
JackB
Date:
Mon Jul 23 12:32:19 2018 +0000
Revision:
0:a3b629f6dab5
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Who changed what in which revision?

UserRevisionLine numberNew contents of line
JackB 0:a3b629f6dab5 1 #define _BV(bit) (1 << (bit))
JackB 0:a3b629f6dab5 2 #define bit(b) (1UL << (b))
JackB 0:a3b629f6dab5 3
JackB 0:a3b629f6dab5 4 #define bitRead(value, bit) (((value) >> (bit)) & 0x01)
JackB 0:a3b629f6dab5 5 #define bitSet(value, bit) ((value) |= (1UL << (bit)))
JackB 0:a3b629f6dab5 6 #define bitClear(value, bit) ((value) &= ~(1UL << (bit)))
JackB 0:a3b629f6dab5 7 #define bitWrite(value, bit, bitvalue) (bitvalue ? bitSet(value, bit) : bitClear(value, bit))
JackB 0:a3b629f6dab5 8
JackB 0:a3b629f6dab5 9 #define lowByte(w) ((uint8_t)((w) & 0xff))
JackB 0:a3b629f6dab5 10 #define highByte(w) ((uint8_t)((w) >> 8))
JackB 0:a3b629f6dab5 11 #define lowWord(w) ((uint16_t)((w) & 0xffff))
JackB 0:a3b629f6dab5 12 #define highWord(w) ((uint16_t)((w) >> 16))
JackB 0:a3b629f6dab5 13 #define bytesToWord(hb, lb) ((uint16_t)((((uint16_t)(hb & 0xFF)) << 8) | ((uint16_t)lb)))
JackB 0:a3b629f6dab5 14 #define wordstoDWord(hw, lw) ((uint32_t)((((uint32_t)(hw & 0xFFFF)) << 16) | ((uint32_t)lw)))
JackB 0:a3b629f6dab5 15
JackB 0:a3b629f6dab5 16 #define min(a,b) ((a)<(b)?(a):(b))
JackB 0:a3b629f6dab5 17 #define max(a,b) ((a)>(b)?(a):(b))
JackB 0:a3b629f6dab5 18
JackB 0:a3b629f6dab5 19 #define swap(x,y) { x = x + y; y = x - y; x = x - y; }
JackB 0:a3b629f6dab5 20
JackB 0:a3b629f6dab5 21 #define abs(value) ((value)>0?(value):(-value))
JackB 0:a3b629f6dab5 22 #define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt)))
JackB 0:a3b629f6dab5 23
JackB 0:a3b629f6dab5 24 #define LV_MATH_ABS(x) ((x)>0?(x):(-(x)))