__disable_fiq();
VICSoftIntClear = (1<<SHOW_INT);
VICVectAddr = 0;
__enable_fiq();

__disable_irq();  // запрет только irq !!!
  VICSoftIntClear = (1<<SHOW_INT);
  VICVectAddr = 0;
// __enable_irq();  // это делать не нужно
}  // - сразу после VICVectAddr = 0 возврат из прерывания

__arm    __irq    static void    ShowActive(void)
{
// объявление переменных
OUT_EN_RS485; // Для отладки

__disable_fiq();
VICSoftIntClear = (1<<SHOW_INT);
VICVectAddr = 0;
__enable_fiq();
// TST_CLR;

//******************************************
IN_EN_RS485;
}

MODULE stk_startup

SECTION IRQ_STACK:DATA:NOROOT(2)
SECTION FIQ_STACK:DATA:NOROOT(2)
SECTION CSTACK:DATA:NOROOT(2)

SECTION .text:CODE:NOROOT(2)
EXTERN ?main
PUBLIC ?cstartup
ARM

?cstartup:

; Initialize the stack pointers.
; The pattern below can be used for any of the exception stacks:
; FIQ, IRQ, SYS.
; The USR mode uses the same stack as SYS.
; The stack segments must be defined in the linker command file,
; and be declared above.
;
; --------------------
; Mode, correspords to bits 0-5 in CPSR
MODE_BITS DEFINE 0x1F ; Bit mask for mode bits in CPSR
USR_MODE DEFINE 0x10 ; User mode
FIQ_MODE DEFINE 0x11 ; Fast Interrupt Request mode
IRQ_MODE DEFINE 0x12 ; Interrupt Request mode
SVC_MODE DEFINE 0x13 ; Supervisor mode
ABT_MODE DEFINE 0x17 ; Abort mode
UND_MODE DEFINE 0x1B ; Undefined Instruction mode
SYS_MODE DEFINE 0x1F ; System mode

MRS r0, cpsr ; Original PSR value

BIC r0, r0, #MODE_BITS ; Clear the mode bits
ORR r0, r0, #FIQ_MODE ; Set FIQ mode bits
MSR cpsr_c, r0 ; Change the mode
LDR sp, =SFE(FIQ_STACK) ; End of FIQ_STACK

BIC r0, r0, #MODE_BITS ; Clear the mode bits
ORR r0, r0, #IRQ_MODE ; Set IRQ mode bits
MSR cpsr_c, r0 ; Change the mode
LDR sp, =SFE(IRQ_STACK) ; End of IRQ_STACK

BIC r0 ,r0, #MODE_BITS ; Clear the mode bits
ORR r0 ,r0, #SYS_MODE ; Set System mode bits
MSR cpsr_c, r0 ; Change the mode
LDR sp, =SFE(CSTACK) ; End of CSTACK

;
; Add more initialization here
;

; Continue to ?main for C-level initialization.

LDR r0, =?main
BX r0

END

1373 //__arm __nested __irq static void ShowActive(void)// Исполнение комманд

\ In section .text, align 4, keep-with-next
1374 __arm __irq void ShowActive(void)// Исполнение комманд
1375 {
\ ShowActive:
\ 00000000 0F002DE9 PUSH {R0-R3}
1376 uint8_t i, c, x1,y1,x2,y2,xt,yt,Color2, *adrnpict;
1377 int16_t x,y;
1378 int16_t volatile TekTm;
1379 uint16_t l,ll;
1380 #ifdef DEBUG_SPEED
1381 uint16_t MaxT; // %%%% Для отладки
1382 #endif
1383 uint8_t static AdrMstToSlv=0; // Адрес передачи структуры Status
1384
1385 //******************************************
1386 OUT_EN_RS485;
\ 00000004 4E02A0E3 MOV R0,#-536870908
\ 00000008 A00B80E3 ORR R0,R0,#0x28000
\ 0000000C 4018A0E3 MOV R1,#+4194304
\ 00000010 001080E5 STR R1,[R0, #+0]
1945 VICSoftIntClear = (1<<SHOW_INT); // Сбросить совтовое прерывание
\ 00000014 E320E0E3 MVN R2,#+227
\ 00000018 F02EC2E3 BIC R2,R2,#0xF00
\ 0000001C 0230A0E3 MOV R3,#+2
\ 00000020 003082E5 STR R3,[R2, #+0]
1946 VICVectAddr = 0;
\ 00000024 0030A0E3 MOV R3,#+0
\ 00000028 143082E5 STR R3,[R2, #+20]
1947 // TST_CLR;
1948
1949 //******************************************
1950 IN_EN_RS485;
\ 0000002C 081080E5 STR R1,[R0, #+8]
1951 }
\ 00000030 0F00BDE8 POP {R0-R3}
\ 00000034 04F05EE2 SUBS PC,LR,#+4 ;; return
\ 00000038 REQUIRE _A_VICSoftIntClear
\ 00000038 REQUIRE VICVectAddr
\ 00000038 REQUIRE _A_IOSET
\ 00000038 REQUIRE _A_IOCLR

799 __fiq __arm void FIQ_Handler() // ╬ЄюсЁрцхэшх ърЁЄшэъш Master, Slave
800 {
\ FIQ_Handler:
\ 00000000 04E04EE2 SUB LR,LR,#+4
\ 00000004 FF402DE9 PUSH {R0-R7,LR}
\ 00000008 04D04DE2 SUB SP,SP,#+4
\ 0000000C 68039FE5 LDR R0,??FIQ_Handler_0 ;; MinX + 20
\ 00000010 000090E5 LDR R0,[R0, #+0]
\ 00000014 010010E3 TST R0,#0x1
\ 00000018 0C00001A BNE ??FIQ_Handler_1
\ 0000001C E014A0E3 MOV R1,#-536870912
\ 00000020 A01B81E3 ORR R1,R1,#0x28000
\ 00000024 001091E5 LDR R1,[R1, #+0]
\ 00000028 400B11E3 TST R1,#0x10000
\ 0000002C 0700001A BNE ??FIQ_Handler_1
801

.....
897 if(Flag.RMaster)
\ 0000035C 010010E3 TST R0,#0x1
898 {
899 T0IR = (unsigned)-1; // сбросить флаги прерываний таймера
\ 00000360 900B4912 SUBNE R0,R9,#+147456
\ 00000364 0010E013 MVNNE R1,#+0
900 }
901 else
902 {
903 EXTINT=0x1; // Разрешить прерывание по INT0 (от мастера)
\ 00000368 ........ LDREQ R0,??DataTable5 ;; 0xe01fc140
\ 0000036C 0110A003 MOVEQ R1,#+1
\ 00000370 001080E5 STR R1,[R0, #+0]
904 }
905 // VICVectAddr = 0;
906 }
\ 00000374 04D08DE2 ADD SP,SP,#+4 ;; stack cleaning
\ 00000378 FF80FDE8 LDM SP!,{R0-R7,PC}^ ;; return
\ ??FIQ_Handler_0:
\ 0000037C ........ DC32 MinX + 20
\ 00000380 ........ DC32 Status + 98
\ 00000384 ........ DC32 EkrToPort
\ 00000388 REQUIRE _A_VICSoftInt
\ 00000388 REQUIRE _A_IOPIN
\ 00000388 REQUIRE _A_IOSET
\ 00000388 REQUIRE _A_IOCLR
\ 00000388 REQUIRE _A_S0SPSR
\ 00000388 REQUIRE _A_S0SPDR
\ 00000388 REQUIRE _A_T0IR
\ 00000388 REQUIRE T0MR0
\ 00000388 REQUIRE _A_EXTINT