STM32例程（全）

; generated by ARM C/C++ Compiler with , RVCT4.0 [Build 524] for uVision ; commandline ArmCC [--split_sections --debug -c --asm --interleave -o..\obj\smartcard.o --depend=..\obj\smartcard.d --device=DARMSTM --apcs=interwork -I..\..\library\inc -I..\..\library\src -I..\uvision -IC:\Keil\ARM\INC\ST\STM32F10x -D__MICROLIB -DVECT_TAB_FLASH --omf_browse=..\obj\smartcard.crf smartcard.c] THUMB AREA ||i.SC_AnswerReq||, CODE, READONLY, ALIGN=1 SC_AnswerReq PROC ;;;474 *******************************************************************************/ ;;;475 static void SC_AnswerReq(SC_State *SCstate, u8 *card, u8 length) 000000 e92d43f8 PUSH {r3-r9,lr} ;;;476 { 000004 4607 MOV r7,r0 ;;;477 u8 Data = 0; 000006 2000 MOVS r0,#0 ;;;478 u32 i = 0; 000008 4605 MOV r5,r0 ;;;479 ;;;480 switch(*SCstate) 00000a 9000 STR r0,[sp,#0] 00000c 7838 LDRB r0,[r7,#0] 00000e 460c MOV r4,r1 ;476 000010 4616 MOV r6,r2 ;476 000012 f04f0903 MOV r9,#3 ;;;481 { ;;;482 case SC_RESET_LOW: ;;;483 /* Check responce with reset low ---------------------------------------*/ ;;;484 for (i = 0; i < length; i++) ;;;485 { ;;;486 if((USART_ByteReceive(&Data, SC_Receive_Timeout)) == SUCCESS) 000016 f44f4880 MOV r8,#0x4000 00001a 2801 CMP r0,#1 ;480 00001c d018 BEQ |L1.80| 00001e 2802 CMP r0,#2 ;480 000020 d022 BEQ |L1.104| 000022 2803 CMP r0,#3 ;480 000024 d008 BEQ |L1.56| 000026 2805 CMP r0,#5 ;480 ;;;487 { ;;;488 card[i] = Data; ;;;489 } ;;;490 } ;;;491 if(card[0]) ;;;492 { ;;;493 (*SCstate) = SC_ACTIVE; ;;;494 SC_Reset(Bit_SET); ;;;495 } ;;;496 else ;;;497 { ;;;498 (*SCstate) = SC_RESET_HIGH; ;;;499 } ;;;500 break; ;;;501 ;;;502 case SC_RESET_HIGH: ;;;503 /* Check responce with reset high --------------------------------------*/ ;;;504 SC_Reset(Bit_SET); /* Reset High */ ;;;505 ;;;506 while(length--) ;;;507 { ;;;508 if((USART_ByteReceive(&Data, SC_Receive_Timeout)) == SUCCESS) ;;;509 { ;;;510 *card++ = Data; /* Receive data for timeout = SC_Receive_Timeout */ ;;;511 } ;;;512 } ;;;513 if(card[0]) ;;;514 { ;;;515 (*SCstate) = SC_ACTIVE; ;;;516 } ;;;517 else ;;;518 { ;;;519 (*SCstate) = SC_POWER_OFF; ;;;520 } ;;;521 break; ;;;522 ;;;523 case SC_ACTIVE: ;;;524 break; ;;;525 ;;;526 case SC_POWER_OFF: ;;;527 /* Close Connection if no answer received ------------------------------*/ ;;;528 SC_Reset(Bit_SET); /* Reset high - a bit is used as level shifter from 3.3 to 5 V */ ;;;529 SC_PowerCmd(DISABLE); ;;;530 break; ;;;531 ;;;532 default: ;;;533 (*SCstate) = SC_RESET_LOW; 000028 f04f0001 MOV r0,#1 00002c d137 BNE |L1.158| 00002e f7fffffe BL SC_Reset 000032 2000 MOVS r0,#0 ;529 000034 f7fffffe BL SC_PowerCmd |L1.56| ;;;534 } ;;;535 } 000038 e8bd83f8 POP {r3-r9,pc} |L1.60| 00003c 4641 MOV r1,r8 ;486 00003e 4668 MOV r0,sp ;486 000040 f7fffffe BL USART_ByteReceive 000044 2801 CMP r0,#1 ;486 000046 d102 BNE |L1.78| 000048 f89d0000 LDRB r0,[sp,#0] ;488 00004c 5560 STRB r0,[r4,r5] ;488 |L1.78| 00004e 1c6d ADDS r5,r5,#1 ;484 |L1.80| 000050 42b5 CMP r5,r6 ;484 000052 d3f3 BCC |L1.60| 000054 7820 LDRB r0,[r4,#0] ;491 000056 b128 CBZ r0,|L1.100| 000058 f8879000 STRB r9,[r7,#0] ;493 00005c 2001 MOVS r0,#1 ;494 00005e f7fffffe BL SC_Reset 000062 e7e9 B |L1.56| |L1.100| 000064 2002 MOVS r0,#2 ;498 000066 e016 B |L1.150| |L1.104| 000068 2001 MOVS r0,#1 ;504 00006a f7fffffe BL SC_Reset 00006e 4645 MOV r5,r8 ;486 000070 e009 B |L1.134| |L1.114| 000072 4629 MOV r1,r5 ;508 000074 4668 MOV r0,sp ;508 000076 f7fffffe BL USART_ByteReceive 00007a 2801 CMP r0,#1 ;508 00007c d103 BNE |L1.134| 00007e f89d0000 LDRB r0,[sp,#0] ;510 000082 f8040b01 STRB r0,[r4],#1 ;510 |L1.134| 000086 0030 MOVS r0,r6 ;506 000088 f1a60601 SUB r6,r6,#1 ;506 00008c b2f6 UXTB r6,r6 ;506 00008e d1f0 BNE |L1.114| 000090 7820 LDRB r0,[r4,#0] ;513 000092 b110 CBZ r0,|L1.154| 000094 4648 MOV r0,r9 ;515 |L1.150| 000096 7038 STRB r0,[r7,#0] ;498 000098 e7ce B |L1.56| |L1.154| 00009a 2005 MOVS r0,#5 ;519 00009c e7fb B |L1.150| |L1.158| 00009e e7fa B |L1.150| ;;;536 ENDP AREA ||i.SC_Handler||, CODE, READONLY, ALIGN=2 SC_Handler PROC ;;;61 *******************************************************************************/ ;;;62 void SC_Handler(SC_State *SCState, SC_ADPU_Commands *SC_ADPU, SC_ADPU_Responce *SC_Response) 000000 b570 PUSH {r4-r6,lr} ;;;63 { 000002 4605 MOV r5,r0 ;;;64 u32 i = 0; ;;;65 ;;;66 switch(*SCState) 000004 782b LDRB r3,[r5,#0] 000006 4608 MOV r0,r1 ;63 000008 2400 MOVS r4,#0 ;64 00000a 2605 MOVS r6,#5 00000c 4611 MOV r1,r2 ;63 00000e 2b06 CMP r3,#6 000010 d25e BCS |L2.208| 000012 e8dff003 TBB [pc,r3] 000016 0323 DCB 0x03,0x23 000018 5d384246 DCB 0x5d,0x38,0x42,0x46 ;;;67 { ;;;68 case SC_POWER_ON: ;;;69 if (SC_ADPU->Header.INS == SC_GET_A2R) 00001c 7840 LDRB r0,[r0,#1] 00001e 2800 CMP r0,#0 000020 d130 BNE |L2.132| ;;;70 { ;;;71 /* Smartcard intialization ------------------------------------------*/ ;;;72 SC_Init(); 000022 f7fffffe BL SC_Init ;;;73 ;;;74 /* Reset Data from SC buffer -----------------------------