Category : Assembly Language Source Code
Archive   : TASM30.ZIP
Filename : 8051.H

;*************************************************************
;* TASM 8051/8052/80154 SFR BIT/BYTE MNEMONIC EQUATES LIST *
;*************************************************************

P0 .equ 080H ;Port 0
SP .equ 081H ;Stack pointer
DPL .equ 082H
DPH .equ 083H
PCON .equ 087H
TCON .equ 088H
TMOD .equ 089H
TL0 .equ 08AH
TL1 .equ 08BH
TH0 .equ 08CH
TH1 .equ 08DH
P1 .equ 090H ;Port 1
SCON .equ 098H
SBUF .equ 099H
P2 .equ 0A0H ;Port 2
IE .equ 0A8H
P3 .equ 0B0H ;Port 3
IP .equ 0B8H
T2CON .equ 0C8H ;8052, 80154 only
RCAP2L .equ 0CAH ;8052, 80154 only
RCAP2H .equ 0CBH ;8052, 80154 only
TL2 .equ 0CCH ;8052, 80154 only
TH2 .equ 0CDH ;8052, 80154 only
PSW .equ 0D0H
ACC .equ 0E0H ;Accumulator
B .equ 0F0H ;Secondary Accumulator
IOCON .equ 0F8H ;80154 only

;PORT 0 BITS
P0.0 .equ 080H ;Port 0 bit 0
P0.1 .equ 081H ;Port 0 bit 1
P0.2 .equ 082H ;Port 0 bit 2
P0.3 .equ 083H ;Port 0 bit 3
P0.4 .equ 084H ;Port 0 bit 4
P0.5 .equ 085H ;Port 0 bit 5
P0.6 .equ 086H ;Port 0 bit 6
P0.7 .equ 087H ;Port 0 bit 7

;PORT 1 BITS
P1.0 .equ 090H ;Port 1 bit 0
P1.1 .equ 091H ;Port 1 bit 1
P1.2 .equ 092H ;Port 1 bit 2
P1.3 .equ 093H ;Port 1 bit 3
P1.4 .equ 094H ;Port 1 bit 4
P1.5 .equ 095H ;Port 1 bit 5
P1.6 .equ 096H ;Port 1 bit 6
P1.7 .equ 097H ;Port 1 bit 7

;PORT 2 BITS
P2.0 .equ 0A0H ;Port 2 bit 0
P2.1 .equ 0A1H ;Port 2 bit 1
P2.2 .equ 0A2H ;Port 2 bit 2
P2.3 .equ 0A3H ;Port 2 bit 3
P2.4 .equ 0A4H ;Port 2 bit 4
P2.5 .equ 0A5H ;Port 2 bit 5
P2.6 .equ 0A6H ;Port 2 bit 6
P2.7 .equ 0A7H ;Port 2 bit 7

;PORT 3 BITS
P3.0 .equ 0B0H ;Port 3 bit 0
P3.1 .equ 0B1H ;Port 3 bit 1
P3.2 .equ 0B2H ;Port 3 bit 2
P3.3 .equ 0B3H ;Port 3 bit 3
P3.4 .equ 0B4H ;Port 3 bit 4
P3.5 .equ 0B5H ;Port 3 bit 5
P3.6 .equ 0B6H ;Port 3 bit 6
P3.7 .equ 0B7H ;Port 3 bit 7

;ACCUMULATOR BITS
ACC.0 .equ 0E0H ;Acc bit 0
ACC.1 .equ 0E1H ;Acc bit 1
ACC.2 .equ 0E2H ;Acc bit 2
ACC.3 .equ 0E3H ;Acc bit 3
ACC.4 .equ 0E4H ;Acc bit 4
ACC.5 .equ 0E5H ;Acc bit 5
ACC.6 .equ 0E6H ;Acc bit 6
ACC.7 .equ 0E7H ;Acc bit 7

;B REGISTER BITS
B.0 .equ 0F0H ;Breg bit 0
B.1 .equ 0F1H ;Breg bit 1
B.2 .equ 0F2H ;Breg bit 2
B.3 .equ 0F3H ;Breg bit 3
B.4 .equ 0F4H ;Breg bit 4
B.5 .equ 0F5H ;Breg bit 5
B.6 .equ 0F6H ;Breg bit 6
B.7 .equ 0F7H ;Breg bit 7

;PSW REGISTER BITS
P .equ 0D0H ;Parity flag
F1 .equ 0D1H ;User flag 1
OV .equ 0D2H ;Overflow flag
RS0 .equ 0D3H ;Register bank select 1
RS1 .equ 0D4H ;Register bank select 0
F0 .equ 0D5H ;User flag 0
AC .equ 0D6H ;Auxiliary carry flag
CY .equ 0D7H ;Carry flag

;TCON REGISTER BITS
IT0 .equ 088H ;Intr 0 type control
IE0 .equ 089H ;Intr 0 edge flag
IT1 .equ 08AH ;Intr 1 type control
IE1 .equ 08BH ;Intr 1 edge flag
TR0 .equ 08CH ;Timer 0 run
TF0 .equ 08DH ;Timer 0 overflow
TR1 .equ 08EH ;Timer 1 run
TF1 .equ 08FH ;Timer 1 overflow

;SCON REGISTER BITS
RI .equ 098H ;RX Intr flag
TI .equ 099H ;TX Intr flag
RB8 .equ 09AH ;RX 9th bit
TB8 .equ 09BH ;TX 9th bit
REN .equ 09CH ;Enable RX flag
SM2 .equ 09DH ;8/9 bit select flag
SM1 .equ 09EH ;Serial mode bit 1
SM0 .equ 09FH ;Serial mode bit 0

;IE REGISTER BITS
EX0 .equ 0A8H ;External intr 0
ET0 .equ 0A9H ;Timer 0 intr
EX1 .equ 0AAH ;External intr 1
ET1 .equ 0ABH ;Timer 1 intr
ES .equ 0ACH ;Serial port intr
ET2 .equ 0ADH ;Timer 2 intr
;Reserved 0AEH Reserved
EA .equ 0AFH ;Global intr enable

;IP REGISTER BITS
PX0 .equ 0B8H ;Priority level-External intr 0
PT0 .equ 0B9H ;Priority level-Timer 0 intr
PX1 .equ 0BAH ;Priority level-External intr 1
PT1 .equ 0BBH ;Priority level-Timer 1 intr
PS .equ 0BCH ;Priority level-Serial port intr
PT2 .equ 0BDH ;Priority level-Timer 2 intr
;Reserved 0BEH Reserved
PCT .equ 0BFH ;Global priority level

;IOCON REGISTER BITS 80154 ONLY
ALF .equ 0F8H ;Power down port condition
P1HZ .equ 0F9H ;Port 1 control
P2HZ .equ 0FAH ;Port 2 control
P3HZ .equ 0FBH ;Port 3 control
IZC .equ 0FCH ;Pullup select
SERR .equ 0FDH ;Serial reception error
T32 .equ 0FEH ;32 bit timer config
WDT .equ 0FFH ;Watchdog config

;T2CON REGISTER BITS 8052/80154 ONLY
CP/RL2 .equ 0C8H ;Timer 2 capture/reload flag
C/T2 .equ 0C9H ;Timer 2 timer/counter select
TR2 .equ 0CAH ;Timer 2 start/stop
EXEN2 .equ 0CBH ;Timer 2 external enable
TCLK .equ 0CCH ;TX clock flag
RCLK .equ 0CDH ;RX clock flag
EXF2 .equ 0CEH ;Timer 2 external flag
TF2 .equ 0CFH ;Timer 2 overflow