1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
|
;******************** (C) COPYRIGHT 2006 STMicroelectronics ********************
;* File Name : 75x_vect.c
;* Author : MCD Application Team
;* Date First Issued : 03/10/2006
;* Description : This file used to initialize the exception and IRQ
;* vectors, and to enter/return to/from exceptions handlers.
;*******************************************************************************
; History:
; 07/17/2006 : V1.0
; 03/10/2006 : V0.1
;*******************************************************************************
;* THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
;* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
;* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
;* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
;* CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
;* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
;*******************************************************************************
#include "FreeRTOSConfig.h"
#include "ISR_Support.h"
PROGRAM ?RESET
SECTION .intvec:CODE(2)
CODE32
EIC_base_addr EQU 0xFFFFF800 ; EIC base address
CICR_off_addr EQU 0x04 ; Current Interrupt Channel Register
IVR_off_addr EQU 0x18 ; Interrupt Vector Register
IPR_off_addr EQU 0x40 ; Interrupt Pending Register
;*******************************************************************************
; Import the __program_start address from 75x_init.s
;*******************************************************************************
IMPORT __iar_program_start
;*******************************************************************************
; Import exception handlers
;*******************************************************************************
IMPORT Undefined_Handler
IMPORT SWI_Handler
IMPORT Prefetch_Handler
IMPORT Abort_Handler
IMPORT FIQ_Handler
;*******************************************************************************
; Import IRQ handlers from 75x_it.c
;*******************************************************************************
IMPORT WAKUP_IRQHandler
IMPORT TIM2_OC2_IRQHandler
IMPORT TIM2_OC1_IRQHandler
IMPORT TIM2_IC12_IRQHandler
IMPORT TIM2_UP_IRQHandler
IMPORT TIM1_OC2_IRQHandler
IMPORT TIM1_OC1_IRQHandler
IMPORT TIM1_IC12_IRQHandler
IMPORT TIM1_UP_IRQHandler
IMPORT TIM0_OC2_IRQHandler
IMPORT TIM0_OC1_IRQHandler
IMPORT TIM0_IC12_IRQHandler
IMPORT TIM0_UP_IRQHandler
IMPORT PWM_OC123_IRQHandler
IMPORT PWM_EM_IRQHandler
IMPORT PWM_UP_IRQHandler
IMPORT I2C_IRQHandler
IMPORT SSP1_IRQHandler
IMPORT SSP0_IRQHandler
IMPORT UART2_IRQHandler
IMPORT UART1_IRQHandler
IMPORT vSerialISR
IMPORT CAN_IRQHandler
IMPORT USB_LP_IRQHandler
IMPORT USB_HP_IRQHandler
IMPORT ADC_IRQHandler
IMPORT DMA_IRQHandler
IMPORT EXTIT_IRQHandler
IMPORT MRCC_IRQHandler
IMPORT FLASHSMI_IRQHandler
IMPORT RTC_IRQHandler
IMPORT TB_IRQHandler
IMPORT vPortPreemptiveTick
IMPORT vPortYieldProcessor
IMPORT UART0_IRQHandler
;*******************************************************************************
; Export Peripherals IRQ handlers table address
;*******************************************************************************
EXPORT WAKUP_Addr
;*******************************************************************************
; Exception vectors
;*******************************************************************************
LDR PC, Reset_Addr
LDR PC, Undefined_Addr
LDR PC, SWI_Addr
LDR PC, Prefetch_Addr
LDR PC, Abort_Addr
NOP ; Reserved vector
LDR PC, IRQ_Addr
LDR PC, FIQ_Addr
;*******************************************************************************
; Exception handlers address table
;*******************************************************************************
Reset_Addr DCD __iar_program_start
Undefined_Addr DCD UndefinedHandler
SWI_Addr DCD vPortYieldProcessor
Prefetch_Addr DCD PrefetchAbortHandler
Abort_Addr DCD DataAbortHandler
DCD 0 ; Reserved vector
IRQ_Addr DCD IRQHandler
FIQ_Addr DCD FIQHandler
;*******************************************************************************
; Peripherals IRQ handlers address table
;*******************************************************************************
WAKUP_Addr DCD WAKUPIRQHandler
TIM2_OC2_Addr DCD TIM2_OC2IRQHandler
TIM2_OC1_Addr DCD TIM2_OC1IRQHandler
TIM2_IC12_Addr DCD TIM2_IC12IRQHandler
TIM2_UP_Addr DCD TIM2_UPIRQHandler
TIM1_OC2_Addr DCD TIM1_OC2IRQHandler
TIM1_OC1_Addr DCD TIM1_OC1IRQHandler
TIM1_IC12_Addr DCD TIM1_IC12IRQHandler
TIM1_UP_Addr DCD TIM1_UPIRQHandler
TIM0_OC2_Addr DCD TIM0_OC2IRQHandler
TIM0_OC1_Addr DCD TIM0_OC1IRQHandler
TIM0_IC12_Addr DCD TIM0_IC12IRQHandler
TIM0_UP_Addr DCD TIM0_UPIRQHandler
PWM_OC123_Addr DCD PWM_OC123IRQHandler
PWM_EM_Addr DCD PWM_EMIRQHandler
PWM_UP_Addr DCD PWM_UPIRQHandler
I2C_Addr DCD I2CIRQHandler
SSP1_Addr DCD SSP1IRQHandler
SSP0_Addr DCD SSP0IRQHandler
UART2_Addr DCD UART2IRQHandler
UART1_Addr DCD UART1IRQHandler
UART0_Addr DCD vSerialISR
CAN_Addr DCD CANIRQHandler
USB_LP_Addr DCD USB_LPIRQHandler
USB_HP_Addr DCD USB_HPIRQHandler
ADC_Addr DCD ADCIRQHandler
DMA_Addr DCD DMAIRQHandler
EXTIT_Addr DCD EXTITIRQHandler
MRCC_Addr DCD MRCCIRQHandler
FLASHSMI_Addr DCD FLASHSMIIRQHandler
RTC_Addr DCD RTCIRQHandler
TB_Addr DCD vPortPreemptiveTick
;*******************************************************************************
; Exception Handlers
;*******************************************************************************
;*******************************************************************************
;* Macro Name : SaveContext
;* Description : This macro used to save the context before entering
;* an exception handler.
;* Input : The range of registers to store.
;* Output : none
;*******************************************************************************
SaveContext MACRO reg1,reg2
STMFD sp!,{reg1-reg2,lr} ; Save The workspace plus the current return
; address lr_ mode into the stack.
MRS r1,spsr ; Save the spsr_mode into r1.
STMFD sp!,{r1} ; Save spsr.
ENDM
;*******************************************************************************
;* Macro Name : RestoreContext
;* Description : This macro used to restore the context to return from
;* an exception handler and continue the program execution.
;* Input : The range of registers to restore.
;* Output : none
;*******************************************************************************
RestoreContext MACRO reg1,reg2
LDMFD sp!,{r1} ; Restore the saved spsr_mode into r1.
MSR spsr_cxsf,r1 ; Restore spsr_mode.
LDMFD sp!,{reg1-reg2,pc}^; Return to the instruction following...
; ...the exception interrupt.
ENDM
;*******************************************************************************
;* Function Name : UndefinedHandler
;* Description : This function called when undefined instruction exception
;* is entered.
;* Input : none
;* Output : none
;*******************************************************************************
UndefinedHandler
SaveContext r0,r12 ; Save the workspace plus the current
; return address lr_ und and spsr_und.
ldr r0,=Undefined_Handler
ldr lr,=Undefined_Handler_end
bx r0 ;Branch to Undefined_Handler
Undefined_Handler_end:
RestoreContext r0,r12 ; Return to the instruction following...
; ...the undefined instruction.
;*******************************************************************************
;* Function Name : SWIHandler
;* Description : This function called when SWI instruction executed.
;* Input : none
;* Output : none
;*******************************************************************************
SWIHandler
SaveContext r0,r12 ; Save the workspace plus the current
; return address lr_ svc and spsr_svc.
ldr r0,= SWI_Handler
ldr lr,= SWI_Handler_end
bx r0 ;Branch to SWI_Handler
SWI_Handler_end:
RestoreContext r0,r12 ; Return to the instruction following...
; ...the SWI instruction.
;*******************************************************************************
;* Function Name : IRQHandler
;* Description : This function called when IRQ exception is entered.
;* Input : none
;* Output : none
;*******************************************************************************
IRQHandler
portSAVE_CONTEXT ; Save the context of the current task.
LDR r0, =EIC_base_addr
LDR r1, =IVR_off_addr
LDR lr, =ReturnAddress ; Load the return address.
ADD pc,r0,r1 ; Branch to the IRQ handler.
ReturnAddress
LDR r0, =EIC_base_addr
LDR r2, [r0, #CICR_off_addr] ; Get the IRQ channel number
MOV r3,#1
MOV r3,r3,LSL r2
STR r3,[r0, #IPR_off_addr] ; Clear the corresponding IPR bit.
portRESTORE_CONTEXT ; Restore the context of the selected task.
;*******************************************************************************
;* Function Name : PrefetchAbortHandler
;* Description : This function called when Prefetch Abort exception is entered.
;* Input : none
;* Output : none
;*******************************************************************************
PrefetchAbortHandler
SUB lr,lr,#4 ; Update the link register.
SaveContext r0,r7 ; Save the workspace plus the current
; return address lr_abt and spsr_abt.
ldr r0,= Prefetch_Handler
ldr lr,= Prefetch_Handler_end
bx r0 ;Branch to Prefetch_Handler
Prefetch_Handler_end:
RestoreContext r0,r7 ; Return to the instruction following that...
; ...has generated the prefetch abort exception.
;*******************************************************************************
;* Function Name : DataAbortHandler
;* Description : This function is called when Data Abort exception is entered.
;* Input : none
;* Output : none
;*******************************************************************************
DataAbortHandler
SUB lr,lr,#8 ; Update the link register.
SaveContext r0,r12 ; Save the workspace plus the current
; return address lr_ abt and spsr_abt.
ldr r0,= Abort_Handler
ldr lr,= Abort_Handler_end
bx r0 ;Branch to Abort_Handler
Abort_Handler_end:
RestoreContext r0,r12 ; Return to the instruction following that...
; ...has generated the data abort exception.
;*******************************************************************************
;* Function Name : FIQHandler
;* Description : This function is called when FIQ exception is entered.
;* Input : none
;* Output : none
;*******************************************************************************
FIQHandler
SUB lr,lr,#4 ; Update the link register.
SaveContext r0,r7 ; Save the workspace plus the current
; return address lr_ fiq and spsr_fiq.
ldr r0,= FIQ_Handler
ldr lr,= FIQ_Handler_end
bx r0 ;Branch to FIQ_Handler
FIQ_Handler_end:
RestoreContext r0,r7 ; Restore the context and return to the...
; ...program execution.
;*******************************************************************************
;* Macro Name : IRQ_to_SYS
;* Description : This macro used to switch form IRQ mode to SYS mode.
;* Input : none.
;* Output : none
;*******************************************************************************
IRQ_to_SYS MACRO
MSR cpsr_c,#0x1F
STMFD sp!,{lr}
ENDM
;*******************************************************************************
;* Macro Name : SYS_to_IRQ
;* Description : This macro used to switch from SYS mode to IRQ mode.
;* Input : none.
;* Output : none
;*******************************************************************************
SYS_to_IRQ MACRO
LDMFD sp!,{lr}
MSR cpsr_c,#0xD2
MOV pc,lr
ENDM
;*******************************************************************************
;* Function Name : WAKUPIRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the WAKUP_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the WAKUP_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
WAKUPIRQHandler
IRQ_to_SYS
ldr r0,=WAKUP_IRQHandler
ldr lr,=WAKUP_IRQHandler_end
bx r0
WAKUP_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : TIM2_OC2IRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the TIM2_OC2_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the TIM2_OC2_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
TIM2_OC2IRQHandler
IRQ_to_SYS
ldr r0,=TIM2_OC2_IRQHandler
ldr lr,=TIM2_OC2_IRQHandler_end
bx r0
TIM2_OC2_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : TIM2_OC1IRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the TIM2_OC1_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the TIM2_OC1_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
TIM2_OC1IRQHandler
IRQ_to_SYS
ldr r0,=TIM2_OC1_IRQHandler
ldr lr,=TIM2_OC1_IRQHandler_end
bx r0
TIM2_OC1_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : TIM2_IC12IRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the TIM2_IC12_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the TIM2_IC12_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
TIM2_IC12IRQHandler
IRQ_to_SYS
ldr r0,=TIM2_IC12_IRQHandler
ldr lr,=TIM2_IC12_IRQHandler_end
bx r0
TIM2_IC12_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : TIM2_UPIRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the TIM2_UP_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the TIM2_UP_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
TIM2_UPIRQHandler
IRQ_to_SYS
ldr r0,=TIM2_UP_IRQHandler
ldr lr,=TIM2_UP_IRQHandler_end
bx r0
TIM2_UP_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : TIM1_OC2IRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the TIM1_OC2_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the TIM1_OC2_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
TIM1_OC2IRQHandler
IRQ_to_SYS
ldr r0,=TIM1_OC2_IRQHandler
ldr lr,=TIM1_OC2_IRQHandler_end
bx r0
TIM1_OC2_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : TIM1_OC1IRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the TIM1_OC1_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the TIM1_OC1_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
TIM1_OC1IRQHandler
IRQ_to_SYS
ldr r0,=TIM1_OC1_IRQHandler
ldr lr,=TIM1_OC1_IRQHandler_end
bx r0
TIM1_OC1_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : TIM1_IC12IRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the TIM1_IC12_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the TIM1_IC12_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
TIM1_IC12IRQHandler
IRQ_to_SYS
ldr r0,=TIM1_IC12_IRQHandler
ldr lr,=TIM1_IC12_IRQHandler_end
bx r0
TIM1_IC12_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : TIM1_UPIRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the TIM1_UP_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the TIM1_UP_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
TIM1_UPIRQHandler
IRQ_to_SYS
ldr r0,=TIM1_UP_IRQHandler
ldr lr,=TIM1_UP_IRQHandler_end
bx r0
TIM1_UP_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : TIM0_OC2IRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the TIM0_OC2_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the TIM0_OC2_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
TIM0_OC2IRQHandler
IRQ_to_SYS
ldr r0,=TIM0_OC2_IRQHandler
ldr lr,=TIM0_OC2_IRQHandler_end
bx r0
TIM0_OC2_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : TIM0_OC1IRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the TIM0_OC1_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the TIM0_OC1_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
TIM0_OC1IRQHandler
IRQ_to_SYS
ldr r0,=TIM0_OC1_IRQHandler
ldr lr,=TIM0_OC1_IRQHandler_end
bx r0
TIM0_OC1_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : TIM0_IC12IRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the TIM0_IC12_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the TIM0_IC12_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
TIM0_IC12IRQHandler
IRQ_to_SYS
ldr r0,=TIM0_IC12_IRQHandler
ldr lr,=TIM0_IC12_IRQHandler_end
bx r0
TIM0_IC12_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : TIM0_UPIRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the TIM0_UP_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the TIM0_UP_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
TIM0_UPIRQHandler
IRQ_to_SYS
ldr r0,=TIM0_UP_IRQHandler
ldr lr,=TIM0_UP_IRQHandler_end
bx r0
TIM0_UP_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : PWM_OC123IRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the PWM_OC123_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the PWM_OC123_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
PWM_OC123IRQHandler
IRQ_to_SYS
ldr r0,=PWM_OC123_IRQHandler
ldr lr,=PWM_OC123_IRQHandler_end
bx r0
PWM_OC123_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : PWM_EMIRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the PWM_EM_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the PWM_EM_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
PWM_EMIRQHandler
IRQ_to_SYS
ldr r0,=PWM_EM_IRQHandler
ldr lr,=PWM_EM_IRQHandler_end
bx r0
PWM_EM_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : PWM_UPIRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the PWM_UP_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the PWM_UP_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
PWM_UPIRQHandler
IRQ_to_SYS
ldr r0,=PWM_UP_IRQHandler
ldr lr,=PWM_UP_IRQHandler_end
bx r0
PWM_UP_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : I2CIRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the I2C_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the I2C_IRQHandler function
;* termination.
;* Input : none
;* Output : none
;*******************************************************************************
I2CIRQHandler
IRQ_to_SYS
ldr r0,=I2C_IRQHandler
ldr lr,=I2C_IRQHandler_end
bx r0
I2C_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : SSP1IRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the SSP1_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the SSP1_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
SSP1IRQHandler
IRQ_to_SYS
ldr r0,=SSP1_IRQHandler
ldr lr,=SSP1_IRQHandler_end
bx r0
SSP1_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : SSP0IRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the SSP0_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the SSP0_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
SSP0IRQHandler
IRQ_to_SYS
ldr r0,=SSP0_IRQHandler
ldr lr,=SSP0_IRQHandler_end
bx r0
SSP0_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : UART2IRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the UART2_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the UART2_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
UART2IRQHandler
IRQ_to_SYS
ldr r0,=UART2_IRQHandler
ldr lr,=UART2_IRQHandler_end
bx r0
UART2_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : UART1IRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the UART1_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the UART1_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
UART1IRQHandler
IRQ_to_SYS
ldr r0,=UART1_IRQHandler
ldr lr,=UART1_IRQHandler_end
bx r0
UART1_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : UART0IRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the UART0_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the UART0_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
UART0IRQHandler
IRQ_to_SYS
ldr r0,=UART0_IRQHandler
ldr lr,=UART0_IRQHandler_end
bx r0
UART0_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : CANIRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the CAN_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the CAN_IRQHandler function
;* termination.
;* Input : none
;* Output : none
;*******************************************************************************
CANIRQHandler
IRQ_to_SYS
ldr r0,=CAN_IRQHandler
ldr lr,=CAN_IRQHandler_end
bx r0
CAN_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : USB_LPIRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the USB_LP_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the USB_LP_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
USB_LPIRQHandler
IRQ_to_SYS
ldr r0,=USB_LP_IRQHandler
ldr lr,=USB_LP_IRQHandler_end
bx r0
USB_LP_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : USB_HPIRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the USB_HP_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the USB_HP_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
USB_HPIRQHandler
IRQ_to_SYS
ldr r0,=USB_HP_IRQHandler
ldr lr,=USB_HP_IRQHandler_end
bx r0
USB_HP_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : ADCIRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the ADC_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the ADC_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
ADCIRQHandler
IRQ_to_SYS
ldr r0,=ADC_IRQHandler
ldr lr,=ADC_IRQHandler_end
bx r0
ADC_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : DMAIRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the DMA_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the DMA_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
DMAIRQHandler
IRQ_to_SYS
ldr r0,=DMA_IRQHandler
ldr lr,=DMA_IRQHandler_end
bx r0
DMA_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : EXTITIRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the EXTIT_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the EXTIT_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
EXTITIRQHandler
IRQ_to_SYS
ldr r0,=EXTIT_IRQHandler
ldr lr,=EXTIT_IRQHandler_end
bx r0
EXTIT_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : MRCCIRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the MRCC_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the MRCC_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
MRCCIRQHandler
IRQ_to_SYS
ldr r0,=MRCC_IRQHandler
ldr lr,=MRCC_IRQHandler_end
bx r0
MRCC_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : FLASHSMIIRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the FLASHSMI_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the FLASHSMI_IRQHandler
;* function termination.
;* Input : none
;* Output : none
;*******************************************************************************
FLASHSMIIRQHandler
IRQ_to_SYS
ldr r0,=FLASHSMI_IRQHandler
ldr lr,=FLASHSMI_IRQHandler_end
bx r0
FLASHSMI_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : RTCIRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the RTC_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the RTC_IRQHandler function
;* termination.
;* Input : none
;* Output : none
;*******************************************************************************
RTCIRQHandler
IRQ_to_SYS
ldr r0,=RTC_IRQHandler
ldr lr,=RTC_IRQHandler_end
bx r0
RTC_IRQHandler_end:
SYS_to_IRQ
;*******************************************************************************
;* Function Name : TBIRQHandler
;* Description : This function used to switch to SYS mode before entering
;* the TB_IRQHandler function located in 75x_it.c.
;* Then to return to IRQ mode after the TB_IRQHandler function
;* termination.
;* Input : none
;* Output : none
;*******************************************************************************
TBIRQHandler
IRQ_to_SYS
ldr r0,=TB_IRQHandler
ldr lr,=TB_IRQHandler_end
bx r0
TB_IRQHandler_end:
SYS_to_IRQ
LTORG
END
;******************* (C) COPYRIGHT 2006 STMicroelectronics *****END OF FILE*****
|
