Atmel BLDC Sensorless on ATAVRMC100: comparator

00001 
00002 
00003 
00004 
00005 
00006 
00007 
00008 
00009 
00010 
00011 
00012 
00013 
00014 
00015 #ifndef COMPARATOR_DRV_H
00016 #define COMPARATOR_DRV_H
00017 
00018 //_____ I N C L U D E S ____________________________________________________
00019 
00023 //_____ M A C R O S ________________________________________________________
00024 
00028 
00032 
00053 
00057 #define Enable_comparator0()                          (AC0CON |= (1<<AC0EN) )  
00059 
00063 #define Enable_comparator0_interrupt()                (AC0CON |=  (1<<AC0IE) )
00064 #define Disable_comparator0_interrupt()               (AC0CON &= ~(1<<AC0IE) ) 
00066 
00071 #define Comparator0_it_on_output_toggle()                                     \
00072            (AC0CON &= ~(  (1<<AC0IS1) | (1<<AC0IS0) ) ) 
00074 #define Comparator0_it_on_output_falling_edge()                               \
00075            (AC0CON |=  (1<<AC0IS1),                                           \
00076             AC0CON &= ~(1<<AC0IS0) )
00078 #define Comparator0_it_on_output_rising_edge()                                \
00079            (AC0CON |=  ((1<<AC0IS1) | (1<<AC0IS0)) ) 
00081 
00086 #define Set_comparator0_ni_vref_6_40()                                        \
00087            (AC0CON &= ~( (1<<AC0M2) | (1<<AC0M1) | (1<<AC0M0) ) ) 
00089 #define Set_comparator0_ni_vref_3_20()                                        \
00090            (AC0CON &= ~( (1<<AC0M2) | (1<<AC0M1) |  (0<<AC0M0) ),             \
00091             AC0CON |=  ( (0<<AC0M2) | (0<<AC0M1) |  (1<<AC0M0) ) ) 
00093 #define Set_comparator0_ni_vref_2_13()                                        \
00094            (AC0CON &= ~( (1<<AC0M2) | (0<<AC0M1) |  (1<<AC0M0) ),             \
00095             AC0CON |=  ( (0<<AC0M2) | (1<<AC0M1) |  (0<<AC0M0) ) ) 
00097 #define Set_comparator0_ni_vref_1_60()                                        \
00098            (AC0CON &= ~( (1<<AC0M2) | (0<<AC0M1) |  (0<<AC0M0) ),             \
00099             AC0CON |=  ( (0<<AC0M2) | (1<<AC0M1) |  (1<<AC0M0) ) ) 
00101 #define Set_comparator0_ni_acmp()                                             \
00102            (AC0CON &= ~( (0<<AC0M2) | (1<<AC0M1) |  (1<<AC0M0) ),             \
00103             AC0CON |=  ( (1<<AC0M2) | (0<<AC0M1) |  (0<<AC0M0) ) ) 
00105 #define Set_comparator0_ni_dac()                                              \
00106            (AC0CON &= ~( (0<<AC0M2) | (1<<AC0M1) |  (0<<AC0M0) ),             \
00107             AC0CON |=  ( (1<<AC0M2) | (0<<AC0M1) |  (1<<AC0M0) ) ) 
00109 
00113 #define Disable_comparator0()                         (AC0CON &= ~(1<<AC0EN) )  
00115 
00117 
00118 
00122 
00143 
00147 #define Enable_comparator1()                          (AC1CON |= (1<<AC1EN) )  
00149 
00153 #define Enable_comparator1_interrupt()                (AC1CON |=  (1<<AC1IE) )
00154 #define Disable_comparator1_interrupt()               (AC1CON &= ~(1<<AC1IE) ) 
00156 
00161 #define Comparator1_it_on_output_toggle()                                     \
00162            (AC1CON &= ~(  (1<<AC1IS1) | (1<<AC1IS0) ) ) 
00164 #define Comparator1_it_on_output_falling_edge()                               \
00165            (AC1CON |=  (1<<AC1IS1),                                           \
00166             AC1CON &= ~(1<<AC1IS0) )
00168 #define Comparator1_it_on_output_rising_edge()                                \
00169            (AC1CON |=  ((1<<AC1IS1) | (1<<AC1IS0)) ) 
00171 
00176 #define Enable_comparator1_interrupt_capture()        (AC1CON |=  (1<<AC1ICE) )
00177 #define Disable_comparator1_interrupt_capture()       (AC1CON &= ~(1<<AC1ICE) ) 
00179 
00184 #define Set_comparator1_ni_vref_6_40()                                        \
00185            (AC1CON &= ~( (1<<AC1M2) | (1<<AC1M1) | (1<<AC1M0) ) ) 
00187 #define Set_comparator1_ni_vref_3_20()                                        \
00188            (AC1CON &= ~( (1<<AC1M2) | (1<<AC1M1) |  (0<<AC1M0) ),             \
00189             AC1CON |=  ( (0<<AC1M2) | (0<<AC1M1) |  (1<<AC1M0) ) ) 
00191 #define Set_comparator1_ni_vref_2_13()                                        \
00192            (AC1CON &= ~( (1<<AC1M2) | (0<<AC1M1) |  (1<<AC1M0) ),             \
00193             AC1CON |=  ( (0<<AC1M2) | (1<<AC1M1) |  (0<<AC1M0) ) ) 
00195 #define Set_comparator1_ni_vref_1_60()                                        \
00196            (AC1CON &= ~( (1<<AC1M2) | (0<<AC1M1) |  (0<<AC1M0) ),             \
00197             AC1CON |=  ( (0<<AC1M2) | (1<<AC1M1) |  (1<<AC1M0) ) ) 
00199 #define Set_comparator1_ni_acmp()                                             \
00200            (AC1CON &= ~( (0<<AC1M2) | (1<<AC1M1) |  (1<<AC1M0) ),             \
00201             AC1CON |=  ( (1<<AC1M2) | (0<<AC1M1) |  (0<<AC1M0) ) ) 
00203 #define Set_comparator1_ni_dac()                                              \
00204            (AC1CON &= ~( (0<<AC1M2) | (1<<AC1M1) |  (0<<AC1M0) ),             \
00205             AC1CON |=  ( (1<<AC1M2) | (0<<AC1M1) |  (1<<AC1M0) ) ) 
00207 
00211 #define Disable_comparator1()                         (AC1CON &= ~(1<<AC1EN) )  
00213 
00215 
00219 
00240 
00244 #define Enable_comparator2()                          (AC2CON |= (1<<AC2EN) )  
00246 
00250 #define Enable_comparator2_interrupt()                (AC2CON |=  (1<<AC2IE) )
00251 #define Disable_comparator2_interrupt()               (AC2CON &= ~(1<<AC2IE) ) 
00253 
00258 #define Comparator2_it_on_output_toggle()                                     \
00259            (AC2CON &= ~(  (1<<AC2IS1) | (1<<AC2IS0) ) ) 
00261 #define Comparator2_it_on_output_falling_edge()                               \
00262            (AC2CON |=  (1<<AC2IS1),                                           \
00263             AC2CON &= ~(1<<AC2IS0) )
00265 #define Comparator2_it_on_output_rising_edge()                                \
00266            (AC2CON |=  ((1<<AC2IS1) | (1<<AC2IS0)) ) 
00268 
00273 #define Set_comparator2_ni_vref_6_40()                                        \
00274            (AC2CON &= ~( (1<<AC2M2) | (1<<AC2M1) | (1<<AC2M0) ) ) 
00276 #define Set_comparator2_ni_vref_3_20()                                        \
00277            (AC2CON &= ~( (1<<AC2M2) | (1<<AC2M1) |  (0<<AC2M0) ),             \
00278             AC2CON |=  ( (0<<AC2M2) | (0<<AC2M1) |  (1<<AC2M0) ) ) 
00280 #define Set_comparator2_ni_vref_2_13()                                        \
00281            (AC2CON &= ~( (1<<AC2M2) | (0<<AC2M1) |  (1<<AC2M0) ),             \
00282             AC2CON |=  ( (0<<AC2M2) | (1<<AC2M1) |  (0<<AC2M0) ) ) 
00284 #define Set_comparator2_ni_vref_1_60()                                        \
00285            (AC2CON &= ~( (1<<AC2M2) | (0<<AC2M1) |  (0<<AC2M0) ),             \
00286             AC2CON |=  ( (0<<AC2M2) | (1<<AC2M1) |  (1<<AC2M0) ) ) 
00288 #define Set_comparator2_ni_acmp()                                             \
00289            (AC2CON &= ~( (0<<AC2M2) | (1<<AC2M1) |  (1<<AC2M0) ),             \
00290             AC2CON |=  ( (1<<AC2M2) | (0<<AC2M1) |  (0<<AC2M0) ) ) 
00292 #define Set_comparator2_ni_dac()                                              \
00293            (AC2CON &= ~( (0<<AC2M2) | (1<<AC2M1) |  (0<<AC2M0) ),             \
00294             AC2CON |=  ( (1<<AC2M2) | (0<<AC2M1) |  (1<<AC2M0) ) ) 
00296 
00300 #define Disable_comparator2()                         (AC2CON &= ~(1<<AC2EN) )  
00302 
00304 
00306 
00307 
00308 //_____ D E F I N I T I O N S ______________________________________________
00309 
00310 //_____ F U N C T I O N S __________________________________________________
00314 
00320 
00324 void init_comparator0(void);
00326 
00330 void init_comparator1(void);
00332 
00336 void init_comparator2(void);
00338 
00340 
00342 #endif  // COMPARATOR_DRV_H
00343
comparator_drv.h
