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demo4 PAGE 1
1 ; MCU 8051 IDE - Demostration code
2 ; Interrupt monitor and list of active subprograms
3
4 ; 1) Press Ctrl+0 to show tab "List of subprograms" on righ panel
5 ; 2) Run interrupt monitor
6 ; (Main menu: Simulator -> Interrupt monitor)
7 ; 3) Press F2 to start simulator and F6 to run animation mode
8
9 ; Macro instructions
10 ; ------------------
11
12 ;; Handle interrupt
13 intr macro
14 ; Set UART interrupt flags
15 setb RI
16 setb TI
17
18 ; Wait a while and return from interrupt
19 acall wait
20 reti
21 endm
22
23
24 ; Interrupt vectors
25 ; -----------------
26 org 00h ; Reset
0000 D298 27 ajmp start
28
29 +1 org 03h ; External 0
30 +2
31 +3
32 +4
33 +5
34 +6
35 +7
36 +7
37 +7 setb RI
000B 113F 38 +7 setb TI
000D 22 39 +7
40 +7 acall wait
000F DFFE 41 +7 reti
42 +6 setb RI
0011 22 43 +6 setb TI
44 +6
45 +6 acall wait
0013 D28F 46 +6 reti
47 +5 setb RI
0015 D289 48 +5 setb TI
49 +5
0017 D28B 50 +5 acall wait
0019 75A8FF 51 +5 reti
52 +4 setb RI
53 +4 setb TI
54 +4
001B 80FE 55 +4 acall wait
56 +4 reti
57 +3 setb RI
58 +3 setb TI
59 +3
60 +3 acall wait
61 +3 reti
62 +2 setb RI
63 +2 setb TI
64 +2
65 +2 acall wait
66 +2 reti
67 +1 setb RI
68 +1 setb TI
69 +1
70 +1 acall wait
71 +1 reti
72 intr
73
74 org 0Bh ; Timer 0
75 intr
76
77 org 13h ; External 0
78 intr
79
80 org 1Bh ; Timer 1
81 intr
82
83 org 23h ; UART and SPI
84 intr
85
86 org 2Bh ; Timer 2
87 intr
88
89 org 33h ; Analog comparator
90 intr
91
92 ; Subprograms
93 ; -----------------
94 wait: ; Wait for 24 cycles
95 mov R7, #10h
96 acall wait_aux
97 ret
98
99 wait_aux:
100 djnz R7, $
101 ret
102
103
104 ; Program start
105 ; -----------------
106 start:
107 ; Set some interrupt bits
108 setb TF0
109 setb TF1
110 setb IE0
111 setb IE1
112
113 ; Enable all interrupts and set priorities
114 mov IE, #0FFh
115 setb PS
116
117 ; Infinite loop
118 sjmp $
119
120
121 ; End of code
122 ; -----------------
123 end
ASSEMBLY COMPLETE, NO ERRORS FOUND, NO WARNINGS
SYMBOL TABLE:
AC . . . . . . . . . . . . . . . . . B ADDR 00D6H NOT USED
ACC. . . . . . . . . . . . . . . . . D ADDR 00E0H NOT USED
ACSR . . . . . . . . . . . . . . . . D ADDR 0097H NOT USED
AUXR . . . . . . . . . . . . . . . . D ADDR 008EH NOT USED
AUXR1. . . . . . . . . . . . . . . . D ADDR 00A2H NOT USED
B. . . . . . . . . . . . . . . . . . D ADDR 00F0H NOT USED
CKCON. . . . . . . . . . . . . . . . D ADDR 008FH NOT USED
CLKREG . . . . . . . . . . . . . . . D ADDR 008FH NOT USED
CPRL2. . . . . . . . . . . . . . . . B ADDR 00C8H NOT USED
CT2. . . . . . . . . . . . . . . . . B ADDR 00C9H NOT USED
CY . . . . . . . . . . . . . . . . . B ADDR 00D7H NOT USED
DP0H . . . . . . . . . . . . . . . . D ADDR 0083H NOT USED
DP0L . . . . . . . . . . . . . . . . D ADDR 0082H NOT USED
DP1H . . . . . . . . . . . . . . . . D ADDR 0085H NOT USED
DP1L . . . . . . . . . . . . . . . . D ADDR 0084H NOT USED
DPH. . . . . . . . . . . . . . . . . D ADDR 0083H NOT USED
DPL. . . . . . . . . . . . . . . . . D ADDR 0082H NOT USED
EA . . . . . . . . . . . . . . . . . B ADDR 00AFH NOT USED
EECON. . . . . . . . . . . . . . . . D ADDR 0096H NOT USED
ES . . . . . . . . . . . . . . . . . B ADDR 00ACH NOT USED
ET0. . . . . . . . . . . . . . . . . B ADDR 00A9H NOT USED
ET1. . . . . . . . . . . . . . . . . B ADDR 00ABH NOT USED
EX0. . . . . . . . . . . . . . . . . B ADDR 00A8H NOT USED
EX1. . . . . . . . . . . . . . . . . B ADDR 00AAH NOT USED
EXEN2. . . . . . . . . . . . . . . . B ADDR 00CBH NOT USED
EXF2 . . . . . . . . . . . . . . . . B ADDR 00CEH NOT USED
F0 . . . . . . . . . . . . . . . . . B ADDR 00D5H NOT USED
IE . . . . . . . . . . . . . . . . . D ADDR 00A8H NOT USED
IE0. . . . . . . . . . . . . . . . . B ADDR 0089H NOT USED
IE1. . . . . . . . . . . . . . . . . B ADDR 008BH NOT USED
INT0 . . . . . . . . . . . . . . . . B ADDR 00B2H NOT USED
INT1 . . . . . . . . . . . . . . . . B ADDR 00B3H NOT USED
IP . . . . . . . . . . . . . . . . . D ADDR 00B8H NOT USED
IPH. . . . . . . . . . . . . . . . . D ADDR 00B7H NOT USED
IT0. . . . . . . . . . . . . . . . . B ADDR 0088H NOT USED
IT1. . . . . . . . . . . . . . . . . B ADDR 008AH NOT USED
OV . . . . . . . . . . . . . . . . . B ADDR 00D2H NOT USED
P. . . . . . . . . . . . . . . . . . B ADDR 00D0H NOT USED
P0 . . . . . . . . . . . . . . . . . D ADDR 0080H NOT USED
P1 . . . . . . . . . . . . . . . . . D ADDR 0090H NOT USED
P2 . . . . . . . . . . . . . . . . . D ADDR 00A0H NOT USED
P3 . . . . . . . . . . . . . . . . . D ADDR 00B0H NOT USED
P4 . . . . . . . . . . . . . . . . . D ADDR 00C0H NOT USED
PCON . . . . . . . . . . . . . . . . D ADDR 0087H NOT USED
PS . . . . . . . . . . . . . . . . . B ADDR 00BCH NOT USED
PSW. . . . . . . . . . . . . . . . . D ADDR 00D0H NOT USED
PT0. . . . . . . . . . . . . . . . . B ADDR 00B9H NOT USED
PT1. . . . . . . . . . . . . . . . . B ADDR 00BBH NOT USED
PX0. . . . . . . . . . . . . . . . . B ADDR 00B8H NOT USED
PX1. . . . . . . . . . . . . . . . . B ADDR 00BAH NOT USED
RB8. . . . . . . . . . . . . . . . . B ADDR 009AH NOT USED
RCAP2H . . . . . . . . . . . . . . . D ADDR 00CBH NOT USED
RCAP2L . . . . . . . . . . . . . . . D ADDR 00CAH NOT USED
RCLK . . . . . . . . . . . . . . . . B ADDR 00CDH NOT USED
RD . . . . . . . . . . . . . . . . . B ADDR 00B7H NOT USED
REN. . . . . . . . . . . . . . . . . B ADDR 009CH NOT USED
RI . . . . . . . . . . . . . . . . . B ADDR 0098H NOT USED
RS0. . . . . . . . . . . . . . . . . B ADDR 00D3H NOT USED
RS1. . . . . . . . . . . . . . . . . B ADDR 00D4H NOT USED
RXD. . . . . . . . . . . . . . . . . B ADDR 00B0H NOT USED
SADDR. . . . . . . . . . . . . . . . D ADDR 00A9H NOT USED
SADEN. . . . . . . . . . . . . . . . D ADDR 00B9H NOT USED
SBUF . . . . . . . . . . . . . . . . D ADDR 0099H NOT USED
SCON . . . . . . . . . . . . . . . . D ADDR 0098H NOT USED
SM0. . . . . . . . . . . . . . . . . B ADDR 009FH NOT USED
SM1. . . . . . . . . . . . . . . . . B ADDR 009EH NOT USED
SM2. . . . . . . . . . . . . . . . . B ADDR 009DH NOT USED
SP . . . . . . . . . . . . . . . . . D ADDR 0081H NOT USED
SPCR . . . . . . . . . . . . . . . . D ADDR 00D5H NOT USED
SPDR . . . . . . . . . . . . . . . . D ADDR 0086H NOT USED
SPSR . . . . . . . . . . . . . . . . D ADDR 00AAH NOT USED
START. . . . . . . . . . . . . . . . C ADDR 0042H NOT USED
T0 . . . . . . . . . . . . . . . . . B ADDR 00B4H NOT USED
T1 . . . . . . . . . . . . . . . . . B ADDR 00B5H NOT USED
T2CON. . . . . . . . . . . . . . . . D ADDR 00C8H NOT USED
T2MOD. . . . . . . . . . . . . . . . D ADDR 00C9H NOT USED
TB8. . . . . . . . . . . . . . . . . B ADDR 009BH NOT USED
TCLK . . . . . . . . . . . . . . . . B ADDR 00CCH NOT USED
TCON . . . . . . . . . . . . . . . . D ADDR 0088H NOT USED
TF0. . . . . . . . . . . . . . . . . B ADDR 008DH NOT USED
TF1. . . . . . . . . . . . . . . . . B ADDR 008FH NOT USED
TF2. . . . . . . . . . . . . . . . . B ADDR 00CFH NOT USED
TH0. . . . . . . . . . . . . . . . . D ADDR 008CH NOT USED
TH1. . . . . . . . . . . . . . . . . D ADDR 008DH NOT USED
TH2. . . . . . . . . . . . . . . . . D ADDR 00CDH NOT USED
TI . . . . . . . . . . . . . . . . . B ADDR 0099H NOT USED
TL0. . . . . . . . . . . . . . . . . D ADDR 008AH NOT USED
TL1. . . . . . . . . . . . . . . . . D ADDR 008BH NOT USED
TL2. . . . . . . . . . . . . . . . . D ADDR 00CCH NOT USED
TMOD . . . . . . . . . . . . . . . . D ADDR 0089H NOT USED
TR0. . . . . . . . . . . . . . . . . B ADDR 008CH NOT USED
TR1. . . . . . . . . . . . . . . . . B ADDR 008EH NOT USED
TR2. . . . . . . . . . . . . . . . . B ADDR 00CAH NOT USED
TXD. . . . . . . . . . . . . . . . . B ADDR 00B1H NOT USED
WAIT . . . . . . . . . . . . . . . . C ADDR 003AH NOT USED
WAIT_AUX . . . . . . . . . . . . . . C ADDR 003FH NOT USED
WDTCON . . . . . . . . . . . . . . . D ADDR 00A7H NOT USED
WDTPRG . . . . . . . . . . . . . . . D ADDR 00A7H NOT USED
WDTRST . . . . . . . . . . . . . . . D ADDR 00A6H NOT USED
WR . . . . . . . . . . . . . . . . . B ADDR 00B6H NOT USED
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