bldc3pwm.lst

无刷直流电机的无传感器控制TI程序

         0002 07d0  
     142 0003 ae02-                 SPLK    #7FFFh, Mfunc_p
         0004 7fff  
     143            
     144                    ;Configure Full Compare registers
     145 0005                       POINT_EV
1        0005 bce8                  LDP     #0E8h
     146            ;               SPLK    #FPERIOD, T1PER                 ;temporary init only            
     147 0006 ae03                  SPLK    #FPERIOD, T1PER                 ;temporary init only            
         0007 07d0  
     148 0008 ae13                  SPLK    #0000h,ACTR
         0009 0000  
     149 000a ae11                  SPLK    #0000001000000000b,COMCON       ;Compare Cntl
         000b 0200  
     150 000c ae11                  SPLK    #1000001000000000b,COMCON       ;Compare Cntl
         000d 8200  
     151 000e ae04                  SPLK    #1001000001000000b,T1CON        ;Asym
         000f 9040  
     152 0010 ae00                  SPLK    #0000000000000000b,GPTCON 
         0011 0000  
     153                                    ;||||!!!!||||!!!!
TMS320C24xx COFF Assembler Version 7.02  Sun Apr 27 22:05:44 2003
Copyright (c) 1987-2002  Texas Instruments Incorporated 
bldc3pwm.asm                                                         PAGE    4

     154                                    ;5432109876543210
     155            
     156                    ;Enable Primary function on CMP1-CMP6 PWM outputs       
     157 0012                       POINT_PF2                                       ;OCRA.6 - OCRA.11
1        0012 bce1                  LDP     #0E1h
     158 0013 1010                  LACC    OCRA
     159 0014 bfc0                  OR      #0000111111000000b
         0015 0fc0  
     160                                    ;||||!!!!||||!!!!
     161                                    ;5432109876543210
     162 0016 9010                  SACL    OCRA
     163            
     164                    .endif
     165            ;--------------------------------------------------------------------------------
     166                    
     167 0017 ef00                  RET
     168            
     169            ;================================================================================
     170 0018       BLDC_3PWM_DRV:
     171            ;================================================================================
     172 0018 bc00-                 ldp     #cmtn_ptr_bd
     173 0019 bf80                  LACC    #COMMUTATION_TBL
         001a 004c' 
     174 001b 2000-                 ADD     cmtn_ptr_bd
     175 001c a605-                 TBLR    GPR0_BLDC_PWM
     176 001d 1005-                 LACC    GPR0_BLDC_PWM
     177 001e be20                  BACC
     178 001f       STATE_ANB                               ;Input current path:    Phase A
     179 001f                       POINT_EV                ;Output Current Path    Phase B
1        001f bce8                  LDP     #0E8h
     180 0020 ae13                  SPLK    #00C2H,ACTR     ;Non fed phase          Phase C
         0021 00c2  
     181 0022 7980                  B       STATE_END
         0023 003b' 
     182            
     183 0024       STATE_ANC                               ;Input current path:    Phase A
     184 0024                       POINT_EV                ;Output Current Path    Phase C
1        0024 bce8                  LDP     #0E8h
     185 0025 ae13                  SPLK    #0C02H,ACTR     ;Non Fed Phase          Phase B
         0026 0c02  
     186 0027 7980                  B       STATE_END
         0028 003b' 
     187            
     188 0029       STATE_BNC                               ;Input current path:    Phase B         
     189 0029                       POINT_EV                ;Output Current Path:   Phase C
1        0029 bce8                  LDP     #0E8h
     190 002a ae13                  SPLK    #0C20H,ACTR     ;Non fed phase          Phase A
         002b 0c20  
     191 002c 7980                  B       STATE_END
         002d 003b' 
     192            
     193 002e       STATE_BNA                               ;Input current path:    Phase B 
     194 002e                       POINT_EV                ;Output Current Path    Phase A
1        002e bce8                  LDP     #0E8h
TMS320C24xx COFF Assembler Version 7.02  Sun Apr 27 22:05:44 2003
Copyright (c) 1987-2002  Texas Instruments Incorporated 
bldc3pwm.asm                                                         PAGE    5

     195 002f ae13                  SPLK    #002CH,ACTR     ;Non fed phase          Phase C
         0030 002c  
     196 0031 7980                  B       STATE_END
         0032 003b' 
     197            
     198 0033       STATE_CNA                               ;Input current path:    Phase C
     199 0033                       POINT_EV                ;Output Current Path    Phase A
1        0033 bce8                  LDP     #0E8h
     200 0034 ae13                  SPLK    #020CH,ACTR     ;Non Fed Phase          phase B
         0035 020c  
     201 0036 7980                  B       STATE_END
         0037 003b' 
     202            
     203 0038       STATE_CNB                               ;Input current path:    Phase C
     204 0038                       POINT_EV                ;Output Current Path:   Phase B
1        0038 bce8                  LDP     #0E8h
     205 0039 ae13                  SPLK    #02C0H,ACTR     ;Non Fed Phase:         Phase A
         003a 02c0  
     206            
     207 003b       STATE_END:
     208                    ;Convert "Period" (Q15) modulation function to Q0
     209 003b bc00-                 ldp     #Mfunc_p
     210 003c 7302-                 LT      Mfunc_p
     211 003d 5403-                 MPY     period_max      ;P = period x period_max
     212 003e be03                  PAC
     213 003f 9904-                 SACH    period,1
     214            
     215                    ;Convert "D_func" (Q15) duty modulation function to Q0
     216                    .if (ACTIVE_HI) ;target dependancy
     217 0040 bf80                  LACC    #7FFFh
         0041 7fff  
     218 0042 3001-                 SUB     D_func
     219 0043 9005-                 SACL    GPR0_BLDC_PWM  
     220                    .endif     
     221            
     222                    .if (ACTIVE_LO) ;target dependancy
     223                            LACC    D_func
     224                            SACL    GPR0_BLDC_PWM 
     225                    .endif                
     226            
     227            
     228 0044 7305-                 LT      GPR0_BLDC_PWM
     229 0045 5404-                 MPY     period  ; P = D_func x period
     230 0046 be03                  PAC                     
     231            
     232 0047                       POINT_EV
1        0047 bce8                  LDP     #0E8h
     233 0048 9917                  SACH    CMPR1,1
     234 0049 9918                  SACH    CMPR2,1
     235 004a 9919                  SACH    CMPR3,1
     236 004b ef00                  RET
     237            
     238            ;Commutation sequence jump table - used with BACC inst.
     239            ;----------------------------------------------------------------------------
TMS320C24xx COFF Assembler Version 7.02  Sun Apr 27 22:05:44 2003
Copyright (c) 1987-2002  Texas Instruments Incorporated 
bldc3pwm.asm                                                         PAGE    6

     240 004c       COMMUTATION_TBL:
     241 004c 001f' ANB     .word   STATE_ANB       ;COMMUTATION_PTR = 0, de-energized phase = C
     242 004d 0024' ANC     .word   STATE_ANC       ;COMMUTATION_PTR = 1, de-energized phase = B
     243 004e 0029' BNC     .word   STATE_BNC       ;COMMUTATION_PTR = 2, de-energized phase = A
     244 004f 002e' BNA     .word   STATE_BNA       ;COMMUTATION_PTR = 3, de-energized phase = C
     245 0050 0033' CNA     .word   STATE_CNA       ;COMMUTATION_PTR = 4, de-energized phase = B
     246 0051 0038' CNB     .word   STATE_CNB       ;COMMUTATION_PTR = 5, de-energized phase = A
     247            
     248            
     249            
     250            

 No Errors,  No Warnings