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| /**************************************************************************** |
| Title : C include file for the SRF08 FUNCTIONS library (srf08.h) |
| Author: Chris efstathiou hendrix@otenet.gr |
| Date: 13/Jul/2002 |
| Software: AVR-GCC with AVR-AS |
| Target: any AVR device |
| Comments: This software is FREE. |
| |
| *****************************************************************************/ |
| |
| #ifndef SRF08_H |
| #define SRF08_H 1 |
| |
| /*##############################################################################################*/ |
| /* START OF CONFIGURATION BLOCK */ |
| /*##############################################################################################*/ |
| /* Normally you shouldn't need to change anything */ |
| |
| #define SRF08_UNIT_0 0xE0 /* the SRF08 MODULE I2C address */ |
| #define SRF08_UNIT_1 0xE2 /* the SRF08 MODULE I2C address */ |
| #define SRF08_UNIT_2 0xE4 /* the SRF08 MODULE I2C address */ |
| #define SRF08_UNIT_3 0xE6 /* the SRF08 MODULE I2C address */ |
| #define SRF08_UNIT_4 0xE8 /* the SRF08 MODULE I2C address */ |
| #define SRF08_UNIT_5 0xEA /* the SRF08 MODULE I2C address */ |
| #define SRF08_UNIT_6 0xEC /* the SRF08 MODULE I2C address */ |
| #define SRF08_UNIT_7 0xEE /* the SRF08 MODULE I2C address */ |
| #define SRF08_UNIT_8 0xF0 /* the SRF08 MODULE I2C address */ |
| #define SRF08_UNIT_9 0xF2 /* the SRF08 MODULE I2C address */ |
| #define SRF08_UNIT_10 0xF4 /* the SRF08 MODULE I2C address */ |
| #define SRF08_UNIT_11 0xF6 /* the SRF08 MODULE I2C address */ |
| #define SRF08_UNIT_12 0xF8 /* the SRF08 MODULE I2C address */ |
| #define SRF08_UNIT_13 0xFA /* the SRF08 MODULE I2C address */ |
| #define SRF08_UNIT_14 0xFC /* the SRF08 MODULE I2C address */ |
| #define SRF08_UNIT_15 0xFE /* the SRF08 MODULE I2C address */ |
| |
| /*##############################################################################################*/ |
| /* END OF CONFIGURATION BLOCK */ |
| /*##############################################################################################*/ |
| |
| #define SRF08_I2C_BROADCAST_ADDRESS 0X00 |
| |
| #define SRF08_MIN_GAIN 0 /* sets gain to 94 */ |
| #define SRF08_MAX_GAIN 31 /* sets gain to 1025 */ |
| #define SRF08_MIN_RANGE 0 /* in millimeters */ |
| #define SRF08_MAX_RANGE 11008 /* in millimeters */ |
| |
| #define SRF08_INCHES 0X50 |
| #define SRF08_CENTIMETERS 0X51 |
| #define SRF08_MICROSECONDS 0X52 |
| |
| /* register positions */ |
| #define SRF08_COMMAND 0 |
| #define SRF08_LIGHT 1 |
| #define SRF08_ECHO_1 2 |
| #define SRF08_ECHO_2 4 |
| #define SRF08_ECHO_3 6 |
| #define SRF08_ECHO_4 8 |
| #define SRF08_ECHO_5 10 |
| #define SRF08_ECHO_6 12 |
| #define SRF08_ECHO_7 14 |
| #define SRF08_ECHO_8 16 |
| #define SRF08_ECHO_9 18 |
| #define SRF08_ECHO_10 20 |
| #define SRF08_ECHO_11 22 |
| #define SRF08_ECHO_12 24 |
| #define SRF08_ECHO_13 26 |
| #define SRF08_ECHO_14 28 |
| #define SRF08_ECHO_15 30 |
| #define SRF08_ECHO_16 32 |
| #define SRF08_ECHO_17 34 |
| |
| /* Function Declaration */ |
| |
| extern void srf08_select_unit(unsigned char srf08_address); |
| extern void srf08_init(void); |
| |
| extern void srf08_set_gain(unsigned char gain); |
| extern void srf08_set_range(unsigned int millimeters); |
| |
| extern unsigned int srf08_ping(unsigned char metric_unit); |
| extern unsigned int srf08_read_register(unsigned char srf08_register); |
| |
| extern void srf08_change_i2c_address(unsigned char new_i2c_address); |
| |
| |
| #endif /* #ifndef SRF08_H */ |
| /*######################################################################################################*/ |
| /* T H E E N D */ |
| /*######################################################################################################*/ |
| |