📄 stm8s_flash.ls
字号:
1 ; C Compiler for STM8 (COSMIC Software)
2 ; Parser V4.9.2 - 29 Jun 2010
3 ; Generator V4.3.5 - 02 Jul 2010
75 ; 47 void FLASH_Unlock(FLASH_MemType_TypeDef MemType)
75 ; 48 {
77 switch .text
78 0000 _FLASH_Unlock:
82 ; 50 assert_param(IS_MEMORY_TYPE_OK(MemType));
84 ; 53 if (MemType == FLASH_MEMTYPE_PROG)
86 0000 4d tnz a
87 0001 260a jrne L73
88 ; 55 FLASH->PUKR = FLASH_RASS_KEY1;
90 0003 35565062 mov 20578,#86
91 ; 56 FLASH->PUKR = FLASH_RASS_KEY2;
93 0007 35ae5062 mov 20578,#174
95 000b 2008 jra L14
96 000d L73:
97 ; 62 FLASH->DUKR = FLASH_RASS_KEY2; /* Warning: keys are reversed on data memory !!! */
99 000d 35ae5064 mov 20580,#174
100 ; 63 FLASH->DUKR = FLASH_RASS_KEY1;
102 0011 35565064 mov 20580,#86
103 0015 L14:
104 ; 65 }
107 0015 81 ret
142 ; 73 void FLASH_Lock(FLASH_MemType_TypeDef MemType)
142 ; 74 {
143 switch .text
144 0016 _FLASH_Lock:
148 ; 76 assert_param(IS_MEMORY_TYPE_OK(MemType));
150 ; 79 if (MemType == FLASH_MEMTYPE_PROG)
152 0016 4d tnz a
153 0017 2606 jrne L16
154 ; 81 FLASH->IAPSR = (u8)(~FLASH_IAPSR_PUL);
156 0019 35fd505f mov 20575,#253
158 001d 2004 jra L36
159 001f L16:
160 ; 87 FLASH->IAPSR = (u8)(~FLASH_IAPSR_DUL);
162 001f 35f7505f mov 20575,#247
163 0023 L36:
164 ; 89 }
167 0023 81 ret
201 ; 97 void FLASH_DeInit(void)
201 ; 98 {
202 switch .text
203 0024 _FLASH_DeInit:
205 0024 88 push a
206 00000001 OFST: set 1
209 ; 99 u8 temp = 0;
211 ; 100 FLASH->CR1 = FLASH_CR1_RESET_VALUE;
213 0025 725f505a clr 20570
214 ; 101 FLASH->CR2 = FLASH_CR2_RESET_VALUE;
216 0029 725f505b clr 20571
217 ; 102 FLASH->NCR2 = FLASH_NCR2_RESET_VALUE;
219 002d 35ff505c mov 20572,#255
220 ; 103 FLASH->IAPSR &= (u8)(~FLASH_IAPSR_DUL);
222 0031 7217505f bres 20575,#3
223 ; 104 FLASH->IAPSR &= (u8)(~FLASH_IAPSR_PUL);
225 0035 7213505f bres 20575,#1
226 ; 105 temp = FLASH->IAPSR; /* Reading of this register causes the clearing of status flags */
228 0039 c6505f ld a,20575
229 ; 106 }
232 003c 84 pop a
233 003d 81 ret
288 ; 113 void FLASH_ITConfig(FunctionalState NewState)
288 ; 114 {
289 switch .text
290 003e _FLASH_ITConfig:
294 ; 115 if (NewState != DISABLE)
296 003e 4d tnz a
297 003f 2706 jreq L131
298 ; 117 FLASH->CR1 |= FLASH_CR1_IE; /* Enables the interrupt sources */
300 0041 7212505a bset 20570,#1
302 0045 2004 jra L331
303 0047 L131:
304 ; 121 FLASH->CR1 &= (u8)(~FLASH_CR1_IE); /* Disables the interrupt sources */
306 0047 7213505a bres 20570,#1
307 004b L331:
308 ; 123 }
311 004b 81 ret
345 ; 134 void FLASH_EraseByte(u32 Address)
345 ; 135 {
346 switch .text
347 004c _FLASH_EraseByte:
349 00000000 OFST: set 0
352 ; 137 assert_param(IS_FLASH_ADDRESS_OK(Address));
354 ; 138 *((PointerAttr u8*) Address) = FLASH_CLEAR_BYTE; /* Erase byte */
356 004c 7b04 ld a,(OFST+4,sp)
357 004e b700 ld c_x,a
358 0050 1e05 ldw x,(OFST+5,sp)
359 0052 bf01 ldw c_x+1,x
360 0054 4f clr a
361 0055 92bd0000 ldf [c_x.e],a
362 ; 140 }
366 0059 81 ret
409 ; 152 void FLASH_ProgramByte(u32 Address, u8 Data)
409 ; 153 {
410 switch .text
411 005a _FLASH_ProgramByte:
413 00000000 OFST: set 0
416 ; 155 assert_param(IS_FLASH_ADDRESS_OK(Address));
418 ; 156 *((PointerAttr u8*) Address) = Data;
420 005a 7b07 ld a,(OFST+7,sp)
421 005c 88 push a
422 005d 7b05 ld a,(OFST+5,sp)
423 005f b700 ld c_x,a
424 0061 1e06 ldw x,(OFST+6,sp)
425 0063 84 pop a
426 0064 bf01 ldw c_x+1,x
427 0066 92bd0000 ldf [c_x.e],a
428 ; 157 }
431 006a 81 ret
465 ; 167 u8 FLASH_ReadByte(u32 Address)
465 ; 168 {
466 switch .text
467 006b _FLASH_ReadByte:
469 00000000 OFST: set 0
472 ; 170 assert_param(IS_FLASH_ADDRESS_OK(Address));
474 ; 171 return(*((PointerAttr u8*) Address)); /* Read byte */
476 006b 7b04 ld a,(OFST+4,sp)
477 006d b700 ld c_x,a
478 006f 1e05 ldw x,(OFST+5,sp)
479 0071 bf01 ldw c_x+1,x
480 0073 92bc0000 ldf a,[c_x.e]
483 0077 81 ret
526 ; 184 void FLASH_ProgramWord(u32 Address, u32 Data)
526 ; 185 {
527 switch .text
528 0078 _FLASH_ProgramWord:
530 00000000 OFST: set 0
533 ; 187 assert_param(IS_FLASH_ADDRESS_OK(Address));
535 ; 190 FLASH->CR2 |= FLASH_CR2_WPRG;
537 0078 721c505b bset 20571,#6
538 ; 191 FLASH->NCR2 &= (u8)(~FLASH_NCR2_NWPRG);
540 007c 721d505c bres 20572,#6
541 ; 193 *((PointerAttr u8*)Address) = *((u8*)(&Data)); /* Write one byte - from lowest address*/
543 0080 7b07 ld a,(OFST+7,sp)
544 0082 88 push a
545 0083 7b05 ld a,(OFST+5,sp)
546 0085 b700 ld c_x,a
547 0087 1e06 ldw x,(OFST+6,sp)
548 0089 84 pop a
549 008a bf01 ldw c_x+1,x
550 008c 92bd0000 ldf [c_x.e],a
551 ; 194 *(((PointerAttr u8*)Address) + 1) = *((u8*)(&Data)+1); /* Write one byte*/
553 0090 7b08 ld a,(OFST+8,sp)
554 0092 88 push a
555 0093 7b05 ld a,(OFST+5,sp)
556 0095 b700 ld c_x,a
557 0097 1e06 ldw x,(OFST+6,sp)
558 0099 84 pop a
559 009a 90ae0001 ldw y,#1
560 009e bf01 ldw c_x+1,x
561 00a0 93 ldw x,y
562 00a1 92a70000 ldf ([c_x.e],x),a
563 ; 195 *(((PointerAttr u8*)Address) + 2) = *((u8*)(&Data)+2); /* Write one byte*/
565 00a5 7b09 ld a,(OFST+9,sp)
566 00a7 88 push a
567 00a8 7b05 ld a,(OFST+5,sp)
568 00aa b700 ld c_x,a
569 00ac 1e06 ldw x,(OFST+6,sp)
570 00ae 84 pop a
571 00af 90ae0002 ldw y,#2
572 00b3 bf01 ldw c_x+1,x
573 00b5 93 ldw x,y
574 00b6 92a70000 ldf ([c_x.e],x),a
575 ; 196 *(((PointerAttr u8*)Address) + 3) = *((u8*)(&Data)+3); /* Write one byte - from higher address*/
577 00ba 7b0a ld a,(OFST+10,sp)
578 00bc 88 push a
579 00bd 7b05 ld a,(OFST+5,sp)
580 00bf b700 ld c_x,a
581 00c1 1e06 ldw x,(OFST+6,sp)
582 00c3 84 pop a
583 00c4 90ae0003 ldw y,#3
584 00c8 bf01 ldw c_x+1,x
585 00ca 93 ldw x,y
586 00cb 92a70000 ldf ([c_x.e],x),a
587 ; 197 }
590 00cf 81 ret
635 ; 206 void FLASH_ProgramOptionByte(u16 Address, u8 Data)
635 ; 207 {
636 switch .text
637 00d0 _FLASH_ProgramOptionByte:
639 00d0 89 pushw x
640 00000000 OFST: set 0
643 ; 209 assert_param(IS_OPTION_BYTE_ADDRESS_OK(Address));
645 ; 212 FLASH->CR2 |= FLASH_CR2_OPT;
647 00d1 721e505b bset 20571,#7
648 ; 213 FLASH->NCR2 &= (u8)(~FLASH_NCR2_NOPT);
650 00d5 721f505c bres 20572,#7
651 ; 216 *((NEAR u8*)Address) = Data;
653 00d9 7b05 ld a,(OFST+5,sp)
654 00db 1e01 ldw x,(OFST+1,sp)
655 00dd f7 ld (x),a
656 ; 217 *((NEAR u8*)(Address + 1)) = (u8)(~Data);
658 00de 7b05 ld a,(OFST+5,sp)
659 00e0 43 cpl a
660 00e1 1e01 ldw x,(OFST+1,sp)
661 00e3 e701 ld (1,x),a
662 ; 219 FLASH_WaitForLastOperation(FLASH_MEMTYPE_DATA);
664 00e5 a601 ld a,#1
665 00e7 cd01b4 call _FLASH_WaitForLastOperation
667 ; 222 FLASH->CR2 &= (u8)(~FLASH_CR2_OPT);
669 00ea 721f505b bres 20571,#7
670 ; 223 FLASH->NCR2 |= FLASH_NCR2_NOPT;
672 00ee 721e505c bset 20572,#7
673 ; 224 }
676 00f2 85 popw x
677 00f3 81 ret
713 ; 232 void FLASH_EraseOptionByte(u16 Address)
713 ; 233 {
714 switch .text
715 00f4 _FLASH_EraseOptionByte:
719 ; 235 assert_param(IS_OPTION_BYTE_ADDRESS_OK(Address));
721 ; 238 FLASH->CR2 |= FLASH_CR2_OPT;
723 00f4 721e505b bset 20571,#7
724 ; 239 FLASH->NCR2 &= (u8)(~FLASH_NCR2_NOPT);
726 00f8 721f505c bres 20572,#7
727 ; 242 *((NEAR u8*)Address) = FLASH_CLEAR_BYTE;
729 00fc 7f clr (x)
730 ; 243 *((NEAR u8*)(Address + 1 )) = FLASH_SET_BYTE;
733 00fd a6ff ld a,#255
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